# Fast / Ultrafast Diode, 200 V, 20 A, Dual Common Cathode, 1.15 V, 35 ns, 125 A

![Product image](https://novapart.co/image/farnell:2773798RL/)

**URL**: https://novapart.co/products/DURB2020CT/fast-ultrafast-diode-200-v-20-a-dual-common
**SKU**: DURB2020CT
**Manufacturer**: LITTELFUSE
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Fast & Ultrafast Recovery Rectifier Diodes
**Price**: €0.7960
**Stock**: 10+
**Lead Time**: 113 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:200V; Forward Current If(AV):20A; Diode Configuration:Dual Common Cathode; Forward Voltage VF Max:1.15V; Reverse Recovery Time trr Max:35ns; Forward

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| No. Of Pins | 3 Pin |
| Product Range | DUR |
| Qualification | - |
| Diode Case Style | TO-263 (D2PAK) |
| Diode Configuration | Dual Common Cathode |
| Forward Voltage Max | 1.15V |
| Forward Surge Current | 125A |
| Reverse Recovery Time | 35ns |
| Average Forward Current | 20A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 200V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2773798RL/)

**Ultrafast Recovery Rectifier DURB2020CT,  2x 10A, 200V, TO-263, Common Cathode** 

## DURB2020CT 

## ~~**RoHS Pb e3** LIOO~~ 

## **Description** 

Littelfuse DUR series Ultrafast Recovery Rectifier is designed to meet the general requirements of commercial applications by providing low Trr, high-temperature, lowleakage and low forward voltage drop products. It is suitable for output rectifier, free-wheeling or boost diode in high-frequency power switching application such as switch mode power supply and DC-DC converters. 

## **Features** 

mount TO-263 (D[2] PAK) package 

- Ultra-fast switching 

- Low reverse leakage current 

- current • Pb-free E3 means 2nd level interconnect is 

- •   High surge current Pb-free and the terminal 

- capability finish material is tin(Sn) 

- •   Low forward voltage drop (IPC/JEDEC J-STD609A.01) 

- Common cathode configuration in surface 

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Circuit Diagram<br>**----- End of picture text -----**<br>


## **Applications** 

- Output rectifiers in switch high frequency switching mode power supplies devices such as IGBT (SMPS) and DC to DC •   Uninterruptible Power 

- converters Supplies (UPS) 

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Base Common<br>Cathode mode power supplies  devices such as IGBT<br>(SMPS) and DC to DC<br>2 converters •   Uninterruptible Power<br>Supplies (UPS)<br>•   Free-wheeling diode or<br>•   Inductive heating and<br>boost diode in converters<br>melting<br>and motor control circuits<br>•   Ultrasonic cleaners and<br>•    Anti-parallel diode for<br>welders<br>1 3<br>Anode Anode<br>LT Maximum Ratings<br>Characteristics Symbol Conditions Max. Unit<br>Peak Inverse Voltage VRWM -  200 V<br>Average Rectified Forward Current IF(AV) rectangular wave form50% duty cycle @TC =100 °C, 20 (Total Device)10 (Per Leg) A<br>Peak One Cycle Non-<br>Repetitive Surge Current IFSM 8.3 ms, half sine pulse 125 A<br>(per leg)<br>Electrical Characteristics<br>Characteristics Symbol Conditions Max. Unit<br>Forward Voltage Drop ( Per Leg) [1] VF @IF= 10A, Pulse, TJ = 25 °C 1.15 V<br>Reverse Current IR1 @VR = Rated VR , TJ = 25 °C 15 μA<br>IR2 @VR = Rated VR , TJ = 125 °C 250 μA<br>Junction Capacitance CT Bias=5V, 10KHZ 60 pF<br>Reverse Recovery Time trr1 IF=500mA, IR=1A,and Irm=250mA 35 ns<br>**----- End of picture text -----**<br>


Footnote[1] : Pulse Width < 300μs, Duty Cycle <2% 

© 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/20/16 

**Ultrafast Recovery Rectifier DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode** 

## **Thermal-Mechanical Specifications** 

|Characteristics|Symbol|Conditions|Specification|Unit|
|---|---|---|---|---|
|Junction Temperature|TJ|-|-55 to +150|°C|
|Storage Temperature<br>Typical Thermal<br>Resistance Junction to Case|Tstg<br>RθJC|-<br>DC operation|-55 to +150<br>3.5|°C<br>°C/W|
|Typical Thermal<br>Resistance Junction to Ambient|RθJA|DC operation|50|°C/W|
|Approximate Weight|wt|-|1.41|g|
|Case Style|-|D2PAK|-|-|
||||||
|**Figure 1:  Typical Forward Characteristics**||**Figure 2:  Typical Reverse Characteristics**|||



**Figure 3:  Typical Junction Capacitance** 

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Part Numbering and Marking System<br>**----- End of picture text -----**<br>


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DUR        = Device Type<br>B              = Package type<br>DURB2020CT 20            = Forward Current (20A)<br>LF YYWWL 20            = Reverse Voltage (200V)<br>CT           = Configuration<br>LF            = Littelfuse<br>@<br>YY            = Year<br>WW          = Week<br>L               = Lot Number<br>**----- End of picture text -----**<br>


© 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/20/16 

**Ultrafast Recovery Rectifier DURB2020CT,  2x 10A, 200V, TO-263, Common Cathode** 

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Packing Options<br>Part Number Marking Packing Mode M.O.Q<br>DURB2020CT DURB2020CT 800pcs / reel 800<br>Dimensions-Package TO-263 (D [2] PAK)<br>**----- End of picture text -----**<br>


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ee Millimeters<br>Min Max<br>A 4.06 4.83<br>A1 0.00 0.25<br>b 0.51 0.99<br>b1 1.14 1.78<br>c 0.31 [*] 0.74<br>c1 1.14 1.65<br>D 8.38 9.65<br>D1 6.40 [*] -<br>E 9.65 10.67<br>E1 6.22 -<br>E2 9.65 10.67<br>e 2.54 BSC<br>H 14.60 [*] 15.88<br>L 1.78 2.79<br>L1 - 1.68<br>L2 - 1.78<br>L3 0.254 BSC<br>Footnote  [*] :  The spec. does not comply with JEDEC spec.<br>**----- End of picture text -----**<br>


## **Carrier Tape & Reel Specification TO-263 (D[2] PAK)** 

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ee Millimeters<br>Min Max<br>A 10.70 10.90<br>B 16.03 16.23<br>C 5.11 5.31<br>d ø1.45 ø1.65<br>E 1.65 1.85<br>F 11.40 11.60<br>P0 3.90 4.10<br>p 15.90 16.10<br>P1 1.90 2.10<br>W 23.90 24.30<br>**----- End of picture text -----**<br>


© 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/20/16 



## Links

- [View this product on Novapart](https://novapart.co/products/DURB2020CT/fast-ultrafast-diode-200-v-20-a-dual-common)
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- [Supplier page](https://es.farnell.com/littelfuse/durb2020ct/rectifier-dual-20a-200v-to-263/dp/2773798RL)
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