# Schottky Rectifier, 50 V, 15 A, Single, TO-277B, 3 Pins, 560 mV

![Product image](https://novapart.co/image/farnell:2777410RL/)

**URL**: https://novapart.co/products/DST1550S/schottky-rectifier-50-v-15-a-single-to-277b-3-pins
**SKU**: DST1550S
**Manufacturer**: LITTELFUSE
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €0.4320
**Stock**: 1000+
**Lead Time**: 204 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:50V; Forward Current If(AV):15A; Diode Configuration:Single; Diode Case Style:TO-277B; No. of Pins:3Pins; Forward Voltage VF Max:560mV; Forward Surge

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| No. Of Pins | 3Pins |
| Product Range | DST |
| Qualification | - |
| Diode Mounting | Surface Mount |
| Diode Case Style | TO-277B |
| Diode Configuration | Single |
| Forward Voltage Max | 560mV |
| Forward Surge Current | 200A |
| Average Forward Current | 15A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 50V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2777410RL/)

Littelfuse **Schottky Barrier Rectifier** | Answers Delivered **DST860S, 8A, 60V, TO-277B, Single1550S, 15A, 50V, TO-277B, Single** DST1550S ~~HF [_I1QO RoHS Pb~~ **e3 Description** Littelfuse DST series Ultra Low VF Schottky Barrier Rectifier is designed to meet the general requirements of commercial and industry applications by providing high temperature, low leakage and lower VF products. It is suitable for high frequency switching mode power supply, free-wheeling diodes and polarity protection diodes. **Features** ~~[~~ 3. ~~Lo~~ •   Ultra low forward voltage •   Single die in TO-277B **Pin out** drop Package [oT 

**==> picture [117 x 43] intentionally omitted <==**

**----- Start of picture text -----**<br>
Anode 1<br>K<br>Cathode<br>Anode 2<br>**----- End of picture text -----**<br>


- High frequency operation •   Pb-free E3 means 2nd level interconnect is 

- •   MSL: Level 1 - unlimited Pb-free and the terminal 

- •   High junction finish material is tin(Sn) temperature capability (IPC/ JEDEC J-STD609A.01) 

- •   Trench MOS Schottky technology 

- **Applications** 

- [Po 

- Switching mode power •   Free-Wheeling diodes supply •   Polarity Protection Diodes 

- •   DC/DC converters 

**Maximum Ratings** ~~LT~~ Parameters Symbol Test Conditions Max Unit Peak Inverse Voltage VRWM - 50 V Average Forward Current IF(AV) 50% duty cycle @Trectangular wave formL = 125 °C 15 A Peak One Cycle Non-Repetitive Surge Current IFSM 8.3 ms, half Sine pulse 200 A 

|**Electrical Characteristics**<br>~~Lo~~|**Electrical Characteristics**<br>~~Lo~~|**Electrical Characteristics**<br>~~Lo~~|**Electrical Characteristics**<br>~~Lo~~|**Electrical Characteristics**<br>~~Lo~~|**Electrical Characteristics**<br>~~Lo~~|
|---|---|---|---|---|---|
|Parameters|Symbol|Test Conditions|Typ|Max|Unit|
|||@5A, Pulse, TJ= 25 °C|0.38|0.46||
||VF1|@7.5A, Pulse, TJ= 25 °C|0.41|0.49||
|Forward Voltage Drop*||@15A, Pulse, TJ= 25 °C<br>@5A, Pulse, TJ= 125 °C|0.48<br>0.26|0.56<br>0.35|V|
||VF2|@7.5A, Pulse, TJ= 125 °C|0.31|0.40||
|||@15A, Pulse, TJ= 125 °C|0.41|0.50||
|Reverse Current*|IR1<br>IR2|@VR= rated VR,TJ= 25 °C<br>@VR= rated VR,TJ= 125 °C|0.14<br>60|3<br>140|mA|



* Pulse Width < 300μs, Duty Cycle <2% 

©2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17 

## **Schottky Barrier Rectifier DST860S, 8A, 60V, TO-277B, Single1550S, 15A, 50V, TO-277B, Single** 

|**Thermal-Mechanical Specifications**|||||
|---|---|---|---|---|
|Parameters|Symbol|Test Conditions|Max|Unit|
|Junction Temperature|TJ||-55 to +150|°C|
|Storage Temperature|Tstg||-55 to +150|°C|
|Maximum Thermal Resistance<br>Junction to Ambient|RthJA||75|°C/W|
|Maximum Thermal Resistance<br>Junction to Lead|RthJL|DC operation|3.5|°C/W|
|Approximate Weight|wt||0.08|g|
|Case Style||TO-277B|||



**==> picture [171 x 10] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 1: Typical Forward Characteristics<br>**----- End of picture text -----**<br>


## **Figure 2:  Typical Reverse Characteristics** 

## **Figure 3:  Typical Junction Capacitance** 

©2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17 

**Schottky Barrier Rectifier DST860S, 8A, 60V, TO-277B, Single1550S, 15A, 50V, TO-277B, Single** 

## **Dimensions-TO-277B** Cn 

**==> picture [243 x 425] intentionally omitted <==**

**----- Start of picture text -----**<br>
D<br>C<br>A<br>E M<br>L<br>K H<br>G<br>B<br>I<br>J F<br>Mounting Pad Layout<br>4.90[0.193]<br>MAX  1.00[0.039]<br>_ MAX<br>i k— | ——<br>3.20MAX [0.126] 0.95[0.037] 1.94[0.076]<br>MAX  MAX<br>yp Ts<br>L L ePoe e<br>1.40[0.055]<br>|—>|—— MAX<br>Packing Options<br>Lo<br>Part Number Marking Packing Mode M.O.Q<br>DST1550S DST1550S 5000pcs / Reel 5000<br>Carrier Tape & Reel Specification<br>**----- End of picture text -----**<br>


|Symbol|Millimeters<br>Min<br>Typ<br>Max<br>PO|Millimeters<br>Min<br>Typ<br>Max<br>PO|Millimeters<br>Min<br>Typ<br>Max<br>PO|
|---|---|---|---|
|**A**|6.30|6.50|6.70|
|**B**|3.88|3.98|4.08|
|**C**|0.95|1.10|1.25|
|**D**|0.20|0.25|0.30|
|**E**|5.28|5.38|5.48|
|**F**|3.40|3.55|3.70|
|**G**|2.90|3.05|3.20|
|**H**|1.74|1.84|1.94|
|**I**|1.10|1.25|1.40|
|**J**|-|0.85|-|
|**K**|1.70|1.80|1.90|
|**L**|0.85|0.90|0.95|
|**M**|-|0.56|-|



## **Part Numbering and Marking System** ~~Lo~~ 

DST           = Device Type 

- 8                = Forward Current (8A) 15 (15A) 60              = Reverse Voltage (60V) 50 (50V) 

- DST1550SDST860S6 S                = Package Type LF             = Littelfuse 

- LF  YYWWL YY             = Year WW           = Week 

L                = Lot Number 

|Symbol|~~PS~~|Millimeters<br>Min<br>Max<br>~~PS~~|Millimeters<br>Min<br>Max<br>~~PS~~|
|---|---|---|---|
|**A**<br>**B**<br>**d**<br>**d1**<br>**E**<br>**F**||4.28<br>6.80<br>1.40<br>-<br>1.65<br>5.40|4.48<br>7.00<br>1.60<br>1.50<br>1.85<br>5.60|
|**P**||7.90|8.10|
|**P0**||3.90|4.10|
|**W**||11.70|12.30|



©2017 Littelfuse, Inc Specifications are subject to change without notice. Revised:03/16/17 



## Links

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- [Supplier page](https://es.farnell.com/littelfuse/dst1550s/schottky-rect-50v-15a-to-277b/dp/2777410RL)
---

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