# Standard Recovery Diode, 50 V, 15 A, Single, 480 mV, 100 A

![Product image](https://novapart.co/image/farnell:2778086RL/)

**URL**: https://novapart.co/products/FERD15S50SB-TR/standard-recovery-diode-50-v-15-a-single-480-mv
**SKU**: FERD15S50SB-TR
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Standard Recovery Rectifier Diodes
**Price**: €0.2760
**Stock**: 1000+
**Lead Time**: 120 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:50V; Forward Current If(AV):15A; Diode Configuration:Single; Forward Voltage VF Max:480mV; Reverse Recovery Time trr Max:-; Forward Surge Current I

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Diode Case Style | TO-252 (DPAK) |
| Diode Configuration | Single |
| Forward Voltage Max | 480mV |
| Forward Surge Current | 100A |
| Reverse Recovery Time | - |
| Average Forward Current | 15A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 50V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2778086RL/)

## **FERD15S50S** 

## 50 V field-effect rectifier diode 

Datasheet - production data 

**==> picture [123 x 131] intentionally omitted <==**

**----- Start of picture text -----**<br>
A<br>K<br>A<br>K<br>K<br>r\ CO 4<br>\ Ks,<br>e§ Y A A<br>A A<br>DPAK<br>**----- End of picture text -----**<br>


## **Features** 

## **Description** 

This single rectifier is based on a proprietary technology that achieves the best in class VF/IR trade-off for a given silicon surface. 

Packaged in DPAK, this device is intended to be used in rectification and freewheeling operations in power supplies. 

**Table 1: Device summary** 

|**Symbol**|**Value**|
|---|---|
|IF(AV)|15 A|
|VRRM|50 V|
|VF(typ.)|0.31 V|
|Tj(max.)|150 °C|



- ST advanced rectifier process 

- Stable leakage current over reverse voltage 

- Low forward voltage drop 

- High frequency operation 

- ECOPACK[®] 2 compliant component for DPAK on demand 

February 2017 

DocID030326 Rev 1 

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This is information on a product in full production. 

_www.st.com_ 

**Characteristics** 

**FERD15S50S** 

## **1 Characteristics** 

**Table 2: Absolute ratings (limiting values at 25 °C, unless otherwise specified, anode terminals short-circuited)** 

|**Symbol**|**Parameter**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|---|
|VRRM|Repetitivepeak reverse voltage||50|V|
|IF(RMS)|Forward rms current||25|A|
|IF(AV)|Average forward current δ = 0.5,<br>square wave|TC= 130 °C|15|A|
|IFSM|Surge non repetitive forward current|tp= 10 ms sinusoidal|100|A|
|Tstg|Storage temperature range||-65 to +175|°C|
|Tj|Maximum operating junction temperature_(1)_||150|°C|



## **Notes:** 

- (1)(dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. 

**Table 3: Thermal resistance parameters** 

|**Symbol**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|
|Rth(j-c)|Junction to case|1.4|°C/W|



**Table 4: Static electrical characteristics (anode terminals short circuited)** 

|**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR_(1)_|Reverse leakage current|Tj= 25 °C|VR= 35 V|-||470|µA|
|||Tj= 125 °C||-|16|32|mA|
|||Tj= 25 °C|VR= VRRM|-|250|650|µA|
|||Tj= 125 °C||-|20|40|mA|
|VF_(2)_|Forward voltage drop|Tj= 25 °C|IF= 5 A|-|0.36||V|
|||Tj= 125 °C||-|0.31|0.36||
|||Tj= 25 °C|IF= 10 A|-|0.43|0.48||
|||Tj= 125 °C||-|0.42|0.46||
|||Tj= 25 °C|IF= 15 A|-|0.49|||
|||Tj= 125 °C||-|0.49|0.55||



## **Notes:** 

- (1)Pulse test: tp = 5 ms, δ < 2% 

- (2)Pulse test: tp = 380 µs, δ < 2% 

To evaluate the maximum conduction losses use the following equation: 

P = 0.25 x IF(AV) + 0.02 x IF[2] (RMS) 

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**Characteristics** 

## **1.1 Characteristics (curves)** 

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**----- Start of picture text -----**<br>
Figure 1: Average forward power dissipation<br>versus average forward current Figure 2: Average forward current versus ambient<br>temperature (δ = 0.5)<br>12 PF(AV)(W) 20 IF(AV)(A)<br>δ = 0.2 δ = 0.5 δ = 1 Rth(j-a) = Rth(j-c)<br>δ = 0.1<br>10 δ = 0.05<br>15<br>8<br>6 10<br>4<br>T 5 T<br>2<br>I F(AV) (A) δ [=] [tp/T] tp δ [=] [tp/T] tp T amb (°C)<br>0 0<br>0 2 4 6 8 10 12 14 16 18 20 0 25 50 75 100 125 150<br>**----- End of picture text -----**<br>


**==> picture [456 x 177] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 3: Relative variation of thermal impedance  Figure 4: Reverse leakage current versus reverse<br>junction to case versus pulse duration   voltage applied (typical values)<br>1.0 Zth(j-c) /Rth(j-c) 1.E+02 IR(mA)<br>0.9 T j = 150 °C<br>0.8<br>Tj = 125 °C<br>0.7 1.E+01<br>0.6 T j = 100 °C<br>0.5<br>Tj = 75  ° C<br>0.4<br>1.E+00<br>0.3<br>T j = 50 °C<br>0.2<br>0.1 Single pulse t p (s) T j = 25 °C VR(V)<br>0.0 1.E-01<br>1.E-05 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 0 5 10 15 20 25 30 35 40 45 50<br>**----- End of picture text -----**<br>


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**----- Start of picture text -----**<br>
Figure 6: Forward voltage drop versus forward<br>current (typical values)<br>Figure 5: Junction capacitance versus reverse<br>voltage applied (typical values)<br>C(pF)<br>10000<br>F = 1 MHz<br>Vosc = 30 mVRMS<br>Tj = 25 °C<br>1000<br>VR(V)<br>100<br>1 10 100<br>**----- End of picture text -----**<br>


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**Characteristics** 

**FERD15S50S** 

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**----- Start of picture text -----**<br>
Figure 7: Thermal resistance junction to ambient versus copper surface under tab for DPAK (typical values)<br>Rth(j-a) (°C/W)<br>100<br>DPAK<br>90<br>80<br>70<br>60<br>50<br>40<br>30<br>20 Epoxy printed board FR4, e Cu = 35 µm<br>10<br>SCu(cm²)<br>0<br>0 5 10 15 20 25 30 35 40<br>**----- End of picture text -----**<br>


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**Package** information 

## **2 Package information** 

In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK[®] packages, depending on their level of environmental compliance. ECOPACK[®] specifications, grade definitions and product status are available at: _**www.st.com**_ . ECOPACK[®] is an ST trademark. 

- Cooling method: by conduction (C) 

- Epoxy meets UL 94,V0 

## **2.1 DPAK package information** 

**Figure 8: DPAK package outline** 

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**Package** information 

**Table 5: DPAK package mechanical data** 

|**Ref.**<br>~~Cn~~<br>~~es~~|**Dimensions**<br>~~Cn~~|**Dimensions**<br>~~Cn~~|**Dimensions**<br>~~Cn~~|**Dimensions**<br>~~Cn~~|
|---|---|---|---|---|
||**Millimeters**<br>~~Cnes~~<br>~~**e**s~~||**Inches**<br>~~es~~||
||**Min.**<br>~~es~~<br>~~**e**s~~<br>~~e~~|**Max.**<br>~~es~~|**Min.**<br>~~es~~|**Max.**<br>~~es~~|
|A<br>~~es~~<br>~~ee~~|2.18<br>~~**e**s~~<br>~~e~~<br>|2.40<br>~~es~~|0.085|0.094|
|A1<br>~~es~~<br>~~es~~<br>~~ee ee~~|0.90<br>~~**e**s~~<br>~~e~~<br>~~es~~<br>~~ee~~|1.10<br>~~es~~<br>~~es~~|0.035<br>~~es~~|0.043<br>~~es~~|
|A2<br>~~es~~<br>~~ee ee~~<br>~~ee~~|0.03<br>~~es~~<br>~~ee~~<br>|0.23<br>~~es~~<br>~~es~~<br>~~es~~|0.001<br>~~es~~|0.009<br>~~es~~|
|b<br>~~ee ee~~<br>~~es~~<br>~~ee~~<br>~~ee~~|0.64<br>~~ee~~<br>~~es~~<br>~~**e**e~~|0.90<br>~~es~~<br>~~es~~<br>~~es~~|0.025<br>~~es~~|0.035<br>~~es~~|
|b4<br>~~es~~<br>~~ee~~<br>~~ee~~|4.95<br>~~es~~<br>~~**e**e~~<br>~~e~~|5.46<br>~~es~~<br>~~es~~|0.194<br>~~es~~|0.215<br>~~es~~|
|c<br>~~ee~~<br>~~ee~~<br>~~a~~|0.46<br>~~**e**e~~<br>~~e~~|0.61<br>~~es~~<br>~~es~~|0.018|0.024|
|c2<br><br>~~ee~~<br>~~es~~<br>~~a~~|0.46<br>~~**e**e~~<br>~~e~~<br>~~es~~|0.60<br>~~es~~<br>~~es~~|0.018<br>~~es~~|0.023<br>~~es~~|
|D<br>~~es~~<br>~~a~~<br>~~ee ee~~|5.97<br>~~es~~<br>~~ee es~~|6.22<br>~~es~~<br>~~es~~<br>~~es~~|0.235<br>~~es~~|0.244<br>~~es~~|
|D1<br>~~ee ee~~<br>~~es~~|4.95<br>~~ee es~~|5.60<br>~~es~~|0.194|0.220|
|E<br>~~ee ee~~<br>~~es~~<br>~~ee~~|6.35<br>~~ee es~~<br>~~es~~|6.73<br>~~es~~<br>~~es~~|0.250|0.265|
|E1<br>~~es~~<br>~~ee~~<br>~~es~~|4.32<br>~~es~~|5.50<br>~~es~~|0.170|0.216|
|e<br>~~ee ~~<br>~~es~~<br>~~es~~|2.286 typ.<br> ~~eses~~||0.090 typ.||
|e1<br>~~es~~<br>~~es~~<br>~~ee~~|4.40<br>~~ee es~~|4.70<br>~~es~~|0.173|0.185|
|H<br>~~es~~<br>~~ee~~<br>~~es~~|9.35<br>~~ee es~~|10.40<br>~~es~~|0.368|0.409|
|L<br>~~ee ~~<br>~~es~~<br>~~ee~~|1.0<br> ~~ee es~~<br>~~ee es~~|1.78<br>~~es~~<br>~~es~~|0.039|0.070|
|L2<br>~~es~~<br>~~ee~~<br>~~es~~|~~ee es~~|1.27<br>~~es~~||0.050|
|L4<br>~~ee ~~<br>~~es~~<br>~~es~~|0.60<br> ~~ee es~~<br>~~Dn~~|1.02<br>~~es~~<br>~~Dn~~|0.023|0.040|
|V2<br>~~es~~<br>~~es~~|-8°<br>~~Dn~~|+8°<br>~~Dn~~|-8°|+8°|



**Figure 9: DPAK recommended footprint (dimensions in mm)** 

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**Ordering** information 

## **3 Ordering information** 

**Table 6: Ordering information** 

|**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**|
|---|---|---|---|---|---|
|FERD15S50SB-TR|FERD 15S50|DPAK|0.32g|2500|Tape and reel|



## **4 Revision history** 

**Table 7: Document revision history** 

|**Date**|**Revision**|**Changes**|
|---|---|---|
|09-Feb-2017|1|Initial release.|



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## **IMPORTANT NOTICE – PLEASE READ CAREFULLY** 

STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement. 

Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’ products. 

No license, express or implied, to any intellectual property right is granted by ST herein. 

Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product. 

ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners. 

Information in this document supersedes and replaces information previously supplied in any prior versions of this document. 

- © 2017 STMicroelectronics – All rights reserved 

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## Links

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- [Supplier page](https://es.farnell.com/stmicroelectronics/ferd15s50sb-tr/rectifier-single-15a-50v-to-252/dp/2778086RL)
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