# Schottky Rectifier, 20 V, 40 A, Dual Common Cathode, TO-263AB, 3 Pins, 510 mV

![Product image](https://novapart.co/image/farnell:2901071/)

**URL**: https://novapart.co/products/VS-47CTQ020S-M3/schottky-rectifier-20-v-40-a-dual-common-cathode
**SKU**: VS-47CTQ020S-M3
**Manufacturer**: VISHAY
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €1.0700
**Stock**: 1000+
**Lead Time**: 148 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:20V; Forward Current If(AV):40A; Diode Configuration:Dual Common Cathode; Diode Case Style:TO-263AB; No. of Pins:3Pins; Forward Voltage VF Max:

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Diode Mounting | Surface Mount |
| Diode Case Style | TO-263AB |
| Diode Configuration | Dual Common Cathode |
| Forward Voltage Max | 510mV |
| Forward Surge Current | 1kA |
| Average Forward Current | 40A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 20V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2901071/)

## **VS-47CTQ020S-M3, VS-47CTQ020-1-M3** 

www.vishay.com 

## Vishay Semiconductors 

## **High Performance Schottky Rectifier, 2 x 20 A** 

## **FEATURES** 

- 150 °C TJ operation 

- Center tap configuration 

**==> picture [203 x 166] intentionally omitted <==**

**----- Start of picture text -----**<br>
2<br>1<br>1<br>3<br>2<br>D [2] PAK (TO-263AB) 3 TO-262AA<br>Base Base<br>common common<br>cathode cathode<br>2 2<br>2 2<br>1 Common 3 1 Common 3<br>Anode cathode Anode Anode cathode Anode<br>VS-47CTQ020S-M3 VS-47CTQ020-1-M3<br>**----- End of picture text -----**<br>


## **PRIMARY CHARACTERISTICS** 

|**PRIMARY CHARACTERISTICS**|**PRIMARY CHARACTERISTICS**|
|---|---|
|IF(AV)|2 x 20 A|
|VR|20 V|
|VFat IF|0.34 V|
|IRMmax.|310 mA at 125 °C|
|TJmax.|150 °C|
|EAS|18 mJ|
|Package|D2PAK (TO-263AB), TO-262AA|
|Circuit configuration|Common cathode|



- Optimized for 3.3 V application 

- Ultralow forward voltage drop 

- High frequency operation 

- Guard ring for enhanced ruggedness and long term reliability 

- High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance 

- Meets MSL level 1, per J-STD-020, LF maximum peak of 245 °C 

- Designed and qualified according to JEDEC[®] -JESD 47 

- Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 

## **DESCRIPTION** 

This center tap Schottky rectifier module has been optimized for ultralow forward voltage drop specifically for 3.3 V output power supplies. The proprietary barrier technology allows for reliable operation up to 150 °C junction temperature. Typical applications are parallel switching power supplies, converters, reverse battery protection, and redundant power subsystems. 

## **MAJOR RATINGS AND CHARACTERISTICS** 

|**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**|
|---|---|---|---|
|**SYMBOL**|**CHARACTERISTICS**|**VALUES**|**UNITS**|
|IF(AV)|Rectangular waveform|40|A|
|VRRM||20|V|
|IFSM|tp= 5 μs sine|1000|A|
|VF|20 Apk, TJ= 125 °C|0.34|V|
|TJ||-55 to +150|°C|



|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|
|---|---|---|---|---|
|**PARAMETER**|**SYMBOL**|**TEST CONDITIONS**|**VS-47CTQ020S-M3**<br>**VS-47CTQ020-1-M3**|**UNITS**|
|Maximum DC reverse voltage|VR|125 °C|20|V|
|||150 °C|10||



Revision: 21-Dec-2021 

Document Number: 94943 

**1** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

## **VS-47CTQ020S-M3, VS-47CTQ020-1-M3** 

www.vishay.com 

## Vishay Semiconductors 

|**ABSOLUTE MAXIMUM RATINGS**|**ABSOLUTE MAXIMUM RATINGS**|**ABSOLUTE MAXIMUM RATINGS**|||||
|---|---|---|---|---|---|---|
|**PARAMETER**||**SYMBOL**|**TEST CONDITIONS**||**VALUES**|**UNITS**|
|Maximum average<br>forward current|per leg|IF(AV)|50 % duty cycle at TC= 135 °C, rectangular waveform||20|A|
||per device||||40||
|Maximum peak one cycle<br>non-repetitive surge current|per leg|IFSM|5 μs sine or 3 μs rect. pulse|Following any rated load<br>condition and with rated<br>VRRMapplied|1000||
||||10 ms sine or 6 ms rect. pulse||250||
|Non-repetitive avalanche energy per leg||EAS|TJ= 25 °C, IAS= 3 A, L = 3 mH||18|mJ|
|Repetitive avalanche current per leg||IAR|Current decaying linearly to zero in 1 μs<br>Frequency limited by TJmaximum VA= 1.5 x VRtypical||3|A|



|**ELECTRICAL SPECIFICATIONS**|**ELECTRICAL SPECIFICATIONS**|||||
|---|---|---|---|---|---|
|**PARAMETER**|**SYMBOL**|**TEST CONDITIONS**||**VALUES**|**UNITS**|
|Maximum forward voltage drop per leg|VFM (1)|20 A|TJ= 25 °C|0.45|V|
|||40 A||0.51||
|||20 A|TJ= 125 °C|0.34||
|||40 A||0.44||
|||20 A|TJ= 150 °C|0.31||
|||40 A||0.42||
|Maximum reverse leakage<br>current per leg|IRM(1)|TJ= 125 °C|VR= 5 V|60|mA|
||||VR= 3.3 V|45||
|||TJ= 150 °C|VR= 10 V|306||
|||TJ= 25 °C|VR= Rated VR|3||
|||TJ= 125 °C||310||
|Threshold voltage|VF(TO)|TJ= TJmaximum||0.188|V|
|Forward slope resistance|rt|||5.9|mΩ|
|Maximum junction capacitance per leg|CT|VR= 5 VDC(test signal range 100 kHz to 1 MHz), 25 °C||3000|pF|
|Typical series inductance per leg|LS|Measured lead to lead 5 mm from package body||5.5|nH|
|Maximum voltage rate of change|dV/dt|Rated VR||10 000|V/μs|



## **Note** 

> (1) Pulse width < 300 μs, duty cycle < 2 % 

|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|||
|---|---|---|---|---|---|
|**PARAMETER**||**SYMBOL**|**TEST CONDITIONS**|**VALUES**|**UNITS**|
|Maximum junction and storage<br>temperature range||TJ, TStg||-55 to +150|°C|
|Maximum thermal resistance,<br>junction to case per leg||RthJC|DC operation|1.5|°C/W|
|Maximum thermal resistance,<br>junction to case per package||||0.75||
|Typical thermal resistance,<br>case to heatsink||RthCS|Mounting surface, smooth and greased|0.50||
|Approximate weight||||2|g|
|||||0.07|oz.|
|Mounting torque|minimum|||6 (5)|kgf⋅cm<br>(lbf⋅in)|
||maximum|||12 (10)||
|Marking device|||Case style D2PAK (TO-263AB)|47CTQ020S||
||||Case style TO-262AA|47CTQ020-1||



Revision: 21-Dec-2021 

Document Number: 94943 

**2** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

**VS-47CTQ020S-M3, VS-47CTQ020-1-M3** 

www.vishay.com 

## Vishay Semiconductors 

**==> picture [201 x 165] intentionally omitted <==**

**----- Start of picture text -----**<br>
TJ = 150 °C<br>TTJ J  = 125 °C= 25 °C<br>0 0.2 0.4 0.6 0.8 1.0 1.2 1.4<br>VFM - Forward Voltage Drop (V)<br>1000<br>100<br>10<br> - Instantaneous Forward Current (A) 1<br>IF<br>**----- End of picture text -----**<br>


Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) 

**==> picture [201 x 163] intentionally omitted <==**

**----- Start of picture text -----**<br>
TJ = 150 °C<br>TJ = 125 °C<br>T J  = 100 °C<br>TJ = 75 °C<br>TJ = 50 °C<br>TJ = 25 °C<br>0 4 8 12 16 20<br>VR - Reverse Voltage (V)<br>1000<br>100<br>10<br>1<br>0.1<br>0.01<br>- Reverse Current (mA)<br>IR<br>**----- End of picture text -----**<br>


Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) 

**==> picture [201 x 164] intentionally omitted <==**

**----- Start of picture text -----**<br>
TJ = 25 °C<br>0 2 4 6 8 10 12 14 16 18 20 22<br>VR - Reverse Voltage (V)<br>10 000<br>1000<br>- Junction Capacitance (pF)<br>T<br>C<br>**----- End of picture text -----**<br>


Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 

**==> picture [408 x 163] intentionally omitted <==**

**----- Start of picture text -----**<br>
 10<br> 1<br>P DM<br>t 1<br>0.1 D = 0.75 t 2<br>Single pulse D = 0.50<br>(thermal resistance) D = 0.33 Notes:<br>D = 0.25 D = 0.20  1. Duty factor D = t2. Peak T J  = P DM  x Z 1 /t thJC2  + T C<br>0.01<br>0.00001 0.0001 0.001 0.01 0.1  1  10  100<br>t1 - Rectangular Pulse Duration (s)<br> - Thermal Impedance (°C/W)<br>thJC<br>Z<br>**----- End of picture text -----**<br>


Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) 

Document Number: 94943 

Revision: 21-Dec-2021 

**3** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

## **VS-47CTQ020S-M3, VS-47CTQ020-1-M3** 

www.vishay.com 

## Vishay Semiconductors 

## 

**==> picture [178 x 165] intentionally omitted <==**

**----- Start of picture text -----**<br>
DC<br>Square wave (D = 0.50)<br>10 V applied<br>See note (1)<br>0  5 10 15 20 25 30<br>IF(AV) - Average Forward Current (A)<br>160<br>150<br>140<br>130<br>120<br>110<br>100<br>90<br>**----- End of picture text -----**<br>


**==> picture [181 x 18] intentionally omitted <==**

**----- Start of picture text -----**<br>
Fig. 5 - Maximum Allowable Case Temperature vs.<br>Average Forward Current (Per Leg)<br>**----- End of picture text -----**<br>


**==> picture [201 x 166] intentionally omitted <==**

**----- Start of picture text -----**<br>
D = 0.20<br>D = 0.25<br>D = 0.33<br>D = 0.50<br>D = 0.75<br>RMS limit<br>DC<br>0 5 10 15 20 25 30<br>IF(AV) - Average Forward Current (A)<br>12<br>10<br>8<br>6<br>4<br>2<br>0<br>Average Power Loss (W)<br>**----- End of picture text -----**<br>


Fig. 6 - Forward Power Loss Characteristics (Per Leg) 

**==> picture [220 x 183] intentionally omitted <==**

**----- Start of picture text -----**<br>
At any rated load condition<br>and with rated VRRM applied<br>following surge<br>10 100 1000 10 000<br>tp - Square Wave Pulse Duration (µs)<br>Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)<br>1000<br>100<br> - Non-Repetitive Surge Current (A)<br>IFSM<br>**----- End of picture text -----**<br>


**==> picture [250 x 121] intentionally omitted <==**

**----- Start of picture text -----**<br>
L<br>High-speed<br>IRFP460 switch<br>D.U.T.<br>Rg = 25 Ω Freewheeldiode + Vd = 25 V<br>Current<br>monitor<br>40HFL40S02<br>**----- End of picture text -----**<br>


Fig. 8 - Unclamped Inductive Test Circuit 

## **Note** 

> (1) Formula used: TC = TJ - (Pd + PdREV) x RthJC; Pd = forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6); PdREV = inverse power loss = VR1 x IR (1 - D); IR at VR1 = 10 V 

Revision: 21-Dec-2021 

Document Number: 94943 

**4** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

**VS-47CTQ020S-M3, VS-47CTQ020-1-M3** 

www.vishay.com 

## Vishay Semiconductors 

## **ORDERING INFORMATION TABLE** 

- **Device code VS47 C T Q 020 S TRL -M3** 1 2 3 4 5 6 7 8 9 

- **1** - Vishay Semiconductors product **2** - Current rating (40 A) **3** - Circuit configuration: C = common cathode **4** - T = TO-220 **5** - Schottky “Q” series **6** - Voltage rating (020 = 20 V) **7** - S = D[2] PAK (TO-263AB) -1 = TO-262AA 

- **8** - None = tube 

      - TRL = tape and reel (left oriented - for D[2] PAK (TO-263AB) only) 

      - TRR = tape and reel (right oriented - for D[2] PAK (TO-263AB) only) 

   - **9** - -M3 = halogen-free, RoHS-compliant, and termination lead (Pb)-free 

|**ORDERING INFORMATION**|**ORDERING INFORMATION**|**ORDERING INFORMATION**|
|---|---|---|
|**PREFERRED P/N**|**BASE QUANTITY**|**PACKAGING DESCRIPTION**|
|VS-47CTQ020S-M3|50|Antistatic plastic tubes|
|VS-47CTQ020STRL-M3|800|13" diameter plastic tape and reel|
|VS-47CTQ020STRR-M3|800|13" diameter plastic tape and reel|
|VS-47CTQ020-1-M3|50|Antistatic plastic tubes|



||**LINKS TO RELATED DOCUMENTS**|**LINKS TO RELATED DOCUMENTS**||
|---|---|---|---|
|Dimensions|D2PAK (TO-263AB)||www.vishay.com/doc?96164|
||TO-262AA||www.vishay.com/doc?96165|
|Part marking information|D2PAK (TO-263AB)||www.vishay.com/doc?95444|
||TO-262AA||www.vishay.com/doc?95443|
|Packaginginformation|||www.vishay.com/doc?96424|



Revision: 21-Dec-2021 

Document Number: 94943 

**5** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

**Outline Dimensions** 

www.vishay.com 

Vishay Semiconductors 

**==> picture [59 x 48] intentionally omitted <==**

## **D[2] PAK** 

## **DIMENSIONS** in millimeters and inches 

|**Conforms to**<br>1<br>D<br>L2<br>B<br>L1<br>(3)<br>e<br>2 x|**Conforms to**<br>1<br>D<br>L2<br>B<br>L1<br>(3)<br>e<br>2 x|**Conforms to**<br>1<br>D<br>L2<br>B<br>L1<br>(3)<br>e<br>2 x|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|Detail A<br> <br>Lead tip<br>0°<br>**JEDEC® outline D2PAK (SMD-220)**<br><br>3<br>2<br>C<br>A<br>E<br>(2)(3)<br>(2)<br>4<br>H<br>B<br>2 x b<br>2 x b2<br>0.010<br>A<br>B<br>M<br>M<br>|||||(E|(E|(E|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|(3)<br>(3)<br>- A<br><br>(D1)<br><br>B<br>H<br>A1<br>Seating<br>plane<br>Section B - B and C - C<br>Scale: None<br>(4)<br>(4)<br>(b, b2)<br>b1, b3<br>(c)<br>c1<br>Base<br>Metal<br>Plating<br>**Pad layout**<br>MIN.<br>11.00<br>(0.43)<br>MIN.<br>9.65<br>(0.38)<br>MIN.<br>3.81<br>(0.15)<br>MIN.<br>2.32<br>(0.08)<br>17.90 (0.70)<br>15.00 (0.625)<br>2.64(0.103)<br>2.41 (0.096)|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|||||||||||||c<br>c<br>A|B<br>2<br>**A**<br>A|||||||||||||||
||||E<br>(2)(3)|||Detail A<br>C<br>A<br>(2)<br>H<br>2 x b<br>2 x b2||||||||||||||||||||||
|||||||||||||||||||||||||||||
|||||||||||||||||||||||||||||
||L1<br>)||4|||||||||||||||||||(D1||||||
|||||||||||||||||||||||||||||
||D|1|2||3<br>|||||||||||||||||||||||
|||||||||||||||||||||||||||||
|||||||||||||||||E1||||||||||||
||L2|||||||||||||||||||||||||||
|||B<br>e<br>2 x|B<br>|||||||||||||||||||||||||
|||||||||||||||||View A<br>||||||||||||
|||||||||||||||||||||||||||||
|||||||||||||||||||||||||||||
|||||||0.010<br>M||A<br>M|B|||± 0.004<br>B<br>M||||||||||||||||
|||||||||||||Gauge<br>plane<br>to 8°||||||||B<br>H||||||||
|||||||||||||||||||||||||||||
|||||||||||||||||||||||||||||
|||||||||||||L3||L<br>L4|||||A|1||||||||
|||||||||||||||Detail “A”<br>Rotated 90 °CW<br>Scale: 8:1<br>||||||||||||||
|||||||||||||||||||||||||||||
|**SYMBOL**|||**MILLIMETERS**||||**INCHES**||||||**NOTES**|||**SYMBOL**||||**MILLIMETERS**|||||**INCHES**||**NOTES**|
||||**MIN.**|||**MAX.**|**MIN.**|||||||||||||**MIN.**|||**MAX.**|**MIN.**||**MAX.**||
|A|||4.06|||4.83|0.160|||0.190||||||D1||||6.86|||8.00|0.270||0.315|3|
|A1|||0.00|||0.254|0.000|||0.010||||||E||||9.65|||10.67|0.380||0.420|2, 3|
|b|||0.51|||0.99|0.020|||0.039||||||E1||||7.90|||8.80|0.311||0.346|3|
|b1|||0.51|||0.89|0.020|||0.035|||4|||e||||2.54 BSC||||0.100 BSC||||
|b2|||1.14|||1.78|0.045|||0.070||||||H||||14.61|||15.88|0.575||0.625||
|b3|||1.14|||1.73|0.045|||0.068|||4|||L||||1.78|||2.79|0.070||0.110||
|c|||0.38|||0.74|0.015|||0.029||||||L1||||-|||1.65|-||0.066|3|
|c1|||0.38|||0.58|0.015|||0.023|||4|||L2||||1.27|||1.78|0.050||0.070||
|c2|||1.14|||1.65|0.045|||0.065||||||L3||||0.25 BSC||||0.010 BSC||||
|D|||8.51|||9.65|0.335|||0.380|||2|||L4||||4.78|||5.28|0.188||0.208||



## **Notes** 

- (1) Dimensioning and tolerancing per ASME Y14.5 M-1994 

- (2) Dimension D and E do not include mold flash. Mold flash shall not exceed 0.127 mm (0.005") per side. These dimensions are measured at the outmost extremes of the plastic body 

- (3) Thermal pad contour optional within dimension E, L1, D1 and E1 

- (4) Dimension b1 and c1 apply to base metal only 

- (5) Datum A and B to be determined at datum plane H 

- (6) Controlling dimension: inch 

- (7) Outline conforms to JEDEC® outline TO-263AB 

Revision: 08-Jul-15 

Document Number: 95046 

**1** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

**Outline Dimensions** 

Vishay Semiconductors 

**==> picture [59 x 48] intentionally omitted <==**

www.vishay.com 

## **TO-262** 

## **DIMENSIONS** in millimeters and inches 

||Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|Plating<br>c<br>Se<br>B<br>A<br>A<br>A<br>c2<br>c<br>A1<br>Seating<br>plane<br>Lead tip<br>(3)<br>(2) (3)<br>(2)<br>A<br>E<br>(Datum A)<br>L1<br>L2<br>B<br>B<br>C<br>C<br>3<br>2<br>1<br>L<br>D<br>2 x e<br>3 x b2<br>3 x b<br>0.010<br>A<br>B<br>M<br>M<br>**Modified JEDEC® outline TO-262**<br>**Lead assignments**<br>Diodes<br>1. - Anode (two die)/open (one die)<br>2., 4.  - Cathode<br>3. - Anode|(4)<br>(4)<br>Base<br>metal<br>b1, b3<br>~~(~~b, b2)<br>c1<br>ction B - B and C - C<br>Scale: None<br>Section A - A<br>(3)<br>E1<br>(3)<br>D1<br>E|(4)<br>(4)<br>Base<br>metal<br>b1, b3<br>~~(~~b, b2)<br>c1<br>ction B - B and C - C<br>Scale: None<br>Section A - A<br>(3)<br>E1<br>(3)<br>D1<br>E|
|---|---|---|---|---|---|---|---|---|
||||() <br><br>tum A)|()<br>A<br>E<br>3<br>2|||||
||||L1||||||
||||1<br>D||||||
||||L2<br>B<br>B<br>2 x e|C<br>C<br>L<br>3 x b<br>3 x b|||||
||||||||||
||||0.010<br>A<br>M<br>M||||||
||||||||||
||||Lead tip||||||
||||||||||
|**SYMBOL**|||**MILLIMETERS**|||**INCHES**||**NOTES**|
||||**MIN.**|**MAX.**||**MIN.**|**MAX.**||
|A|||4.06|4.83||0.160|0.190||
|A1|||2.03|3.02||0.080|0.119||
|b|||0.51|0.99||0.020|0.039||
|b1|||0.51|0.89||0.020|0.035|4|
|b2|||1.14|1.78||0.045|0.070||
|b3|||1.14|1.73||0.045|0.068|4|
|c|||0.38|0.74||0.015|0.029||
|c1|||0.38|0.58||0.015|0.023|4|
|c2|||1.14|1.65||0.045|0.065||
|D|||8.51|9.65||0.335|0.380|2|
|D1|||6.86|8.00||0.270|0.315|3|
|E|||9.65|10.67||0.380|0.420|2, 3|
|E1|||7.90|8.80||0.311|0.346|3|
|e|||2.54 BSC|||0.100 BSC|||
|L|||13.46|14.10||0.530|0.555||
|L1|||-|1.65||-|0.065|3|
|L2|||3.36|3.71||0.132|0.146||



## **Notes** 

> (1) Dimensioning and tolerancing as per ASME Y14.5M-1994 

> (2) Dimension D and E do not include mold flash. Mold flash shall not exceed 0.127 mm (0.005") per side. These dimensions are measured at the outmost extremes of the plastic body 

> (3) Thermal pad contour optional within dimension E, L1, D1 and E1 

> (4) Dimension b1 and c1 apply to base metal only 

> (5) Controlling dimension: inches 

> (6) Outline conform to JEDEC TO-262 except A1 (maximum), b (minimum) , D1 (minimum) and L2 where dimensions derived the actual package outline 

Revision: 11-Jul-2019 

Document Number: 95419 

**1** 

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 

**Legal Disclaimer Notice** Vishay 

www.vishay.com 

## **Disclaimer** 

ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 

Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. 

Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. 

Statements regarding the suitability of products for certain types of applications are based on Vishay's knowledge of typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer's responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer's technical experts. Product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited to the warranty expressed therein. 

Hyperlinks included in this datasheet may direct users to third-party websites. These links are provided as a convenience and for informational purposes only. Inclusion of these hyperlinks does not constitute an endorsement or an approval by Vishay of any of the products, services or opinions of the corporation, organization or individual associated with the third-party website. Vishay disclaims any and all liability and bears no responsibility for the accuracy, legality or content of the third-party website or for that of subsequent links. 

Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. 

No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. 

_**© 2022 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED**_ 

Revision: 01-Jan-2022 

Document Number: 91000 

**1** 



## Links

- [View this product on Novapart](https://novapart.co/products/VS-47CTQ020S-M3/schottky-rectifier-20-v-40-a-dual-common-cathode)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/vishay/vs-47ctq020s-m3/schottky-rectifier-dual-20v-to/dp/2901071)
---

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