# FAST SWITCH DIODE, 1A, 50V DO-204AL

![Product image](https://novapart.co/image/farnell:1837131/)

**URL**: https://novapart.co/products/1N4933-E3/54/fast-switch-diode-1a-50v-do-204al
**SKU**: 1N4933-E3/54
**Manufacturer**: VISHAY
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Standard Recovery Rectifier Diodes
**Price**: €0.1970
**Stock**: 10+
**Lead Time**: 84 days (indicative)

## Description

Repetitive Peak Reverse Voltage:50V; Average Forward Current:1A; Diode Configuration:Single; Forward Voltage Max:1.2V; Reverse Recovery Time:200ns; Forward Surge Cur

## Specifications

| Parameter | Value |
|---|---|
| No. Of Pins | 2Pins |
| Product Range | - |
| Qualification | - |
| Diode Case Style | DO-204AL |
| Diode Configuration | Single |
| Forward Voltage Max | 1.2V |
| Forward Surge Current | 30A |
| Reverse Recovery Time | 200ns |
| Average Forward Current | 1A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 50V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1837131/)

**1N4933, 1N4934, 1N4935, 1N4936, 1N4937** 

www.vishay.com 

## Vishay General Semiconductor 

## **Fast Switching Plastic Rectifier** 

## **FEATURES** 

- Fast switching for high efficiency 

- Low forward voltage drop 

## ee[_] **DO-41 (DO-204AL)** 

- Low leakage current 

- High forward surge capability 

- Solder dip 275 °C max. 10 s, per JESD 22-B106 

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

## **TYPICAL APPLICATIONS** 

## **PRIMARY CHARACTERISTICS** 

|**PRIMARY CHARACTERISTICS**|**PRIMARY CHARACTERISTICS**|
|---|---|
|IF(AV)|1.0 A|
|VRRM|50 V, 100 V, 200 V, 400 V, 600 V|
|IFSM|30 A|
|trr|200 ns|
|IR|5.0 μA|
|VF|1.2 V|
|TJmax.|150 °C|
|Package|DO-41 (DO-204AL)|
|Circuit configuration|Single|



For use in fast switching rectification of power supply, inverters, converters and freewheeling diodes for consumer and telecommunication. 

## **MECHANICAL DATA** 

**Case:** DO-41 (DO-204AL), molded epoxy body Molding compound meets UL 94 V-0 flammability rating Base P/N-E3 - RoHS-compliant, commercial grade 

**Terminals:** matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 

3 suffix meets JESD 201 class 1A whisker test 

**Polarity:** color band denotes cathode end 

~~Cn~~ **MAXIMUM RATINGS** (TA = 25 °C unless otherwise noted) ~~a~~ **PARAMETER SYMBOL 1N4933 1N4934 1N4935 1N4936 1N4937 UNIT** ~~a~~ Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 V ~~a~~ Maximum RMS voltage VRMS 35 70 145 280 420 V ~~a~~ Maximum DC blocking voltage VDC 50 100 200 400 600 V ~~ee~~ Maximum average forward rectified current0.375" (9.5 mm) lead length at TA= 75 °C IF(AV) 1.0 A ~~a~~ Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load IFSM 30 A ~~a~~ Maximum reverse recovery current IRM 2.0 A ~~a~~ Operating junction and storage temperature range TJ, TSTG -50 to +150 °C 

|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**ELECTRICAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|
|---|---|---|---|---|---|---|---|---|---|
|**PARAMETER**|**TEST CONDITIONS**||**SYMBOL**|**1N4933**|**1N4934**|**1N4935**|**1N4936**|**1N4937**|**UNIT**|
|Maximum instantaneous<br>forward voltage|1.0 A||VF|1.2|||||V|
|Maximum DC reverse current<br>at rated DC blocking voltage||TA= 25 °C|IR|5.0|||||μA|
|||TA= 100 °C||100||||||
|Maximum reverse recovery time|IF= 1.0 A, VR= 30 V,<br>dI/dt = 50 A/μs, Irr= 10 % IRM||trr|200|||||ns|
|Typical junction capacitance|4.0 V, 1 MHz||CJ|12|||||pF|



Revision: 01-Jul-2020 

Document Number: 88508 

**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 

**1N4933, 1N4934, 1N4935, 1N4936, 1N4937** 

www.vishay.com 

Vishay General Semiconductor 

|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|**THERMAL CHARACTERISTICS**(TA= 25 °C unless otherwise noted)|
|---|---|---|---|---|---|---|---|
|**PARAMETER**|**SYMBOL**|**1N4933**|**1N4934**|**1N4935**|**1N4936**|**1N4937**|**UNIT**|
|Typical thermal resistance|RJA (1)|55|||||°C/W|
||RJL (1)|25||||||



## **Note** 

> (1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5 mm) lead length, PCB mounted 

|**ORDERING INFORMATION**(Example)|**ORDERING INFORMATION**(Example)|**ORDERING INFORMATION**(Example)|**ORDERING INFORMATION**(Example)|**ORDERING INFORMATION**(Example)|
|---|---|---|---|---|
|**PREFERRED P/N**|**UNIT WEIGHT (g)**|**PREFERRED PACKAGE CODE**|**BASE QUANTITY**|**DELIVERY MODE**|
|1N4933-E3/54|0.33|54|5500|13" diameter paper tape and reel|
|1N4933-E3/73|0.33|73|3000|Ammo pack packaging|



## **RATINGS AND CHARACTERISTICS CURVES** (TA = 25 °C unless otherwise noted) 

**==> picture [196 x 364] intentionally omitted <==**

**----- Start of picture text -----**<br>
0.375 "  (9.5 mm)<br>Lead Length<br>I<br>Capacitive IAVpk = π<br>Loads<br>I IAV pk = 5.0 1020<br>Ambient Temperature (°C)<br>Fig. 1 - Forward Current Derating Curves<br>1.2<br>D = 0.8<br>D = 0.5<br>1.0 D = 0.3<br>D = 0.2<br>0.8 D = 1.0<br>D = 0.1<br>0.6<br>T<br>0.4<br>0.2<br>D = tp/T tp<br>0<br>0 0.2 0.4 0.6 0.8 1.0 1.2<br>Average Forward Current (A)<br>Fig. 2 - Forward Power Loss Characteristics<br>1.0<br>0.8<br>0.6<br>0.4<br>0.2<br>0<br>0 25 50 75 100 125 150 175<br>Average Power Loss (W)<br>Average Forward Rectified Current (A)<br>**----- End of picture text -----**<br>


**==> picture [197 x 156] intentionally omitted <==**

**----- Start of picture text -----**<br>
TA = 75 °C<br>8.3 ms Single Half Sine-Wave<br>1.0 Cycle<br>Number of Cycles at 60 Hz<br>30<br>20<br>10<br>0<br>1 10 100<br>Peak Forward Surge Current (A)<br>**----- End of picture text -----**<br>


Fig. 3 - Maximum Non-repetitive Peak Forward Surge Current 

**==> picture [206 x 171] intentionally omitted <==**

**----- Start of picture text -----**<br>
TJ = 25 °C<br>Pulse Width = 300 μs<br>1 % Duty Cycle<br>Instantaneous Forward Voltage (V)<br>Fig. 4 - Typical Instantaneous Forward Characteristics<br>10<br>1<br>0.1<br>0.01<br>0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0<br>Instantaneous Forward Current (A)<br>**----- End of picture text -----**<br>


Revision: 01-Jul-2020 

Document Number: 88508 

**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 

**1N4933, 1N4934, 1N4935, 1N4936, 1N4937** 

www.vishay.com 

Vishay General Semiconductor 

**==> picture [196 x 341] intentionally omitted <==**

**----- Start of picture text -----**<br>
TJ = 100 °C<br>TJ = 25  ° C<br>Percent of Rated Peak Reverse Voltage (%)<br>Fig. 5 - Typical Reverse Characteristics<br>T J  = 25  ° C<br>f = 1.0 MHz<br>V sig  = 50 mV p-p<br>Reverse Voltage (V)<br>100<br>10<br>1<br>0.1<br>0.01<br>0 20 40 60 80 100<br>100<br>10<br>1<br>0.1 1 10 100<br>Instantaneous Reverse Current (μA)<br>Junction Capacitance (pF)<br>**----- End of picture text -----**<br>


**==> picture [196 x 157] intentionally omitted <==**

**----- Start of picture text -----**<br>
t - Pulse Duration (s)<br>100<br>10<br>1<br>0.1<br>0.01 0.1 1 10 100<br>Typical Thermal Impedance (°C/W)<br>**----- End of picture text -----**<br>


Fig. 7 - Typical Transient Thermal Impedance 

Fig. 6 - Typical Junction Capacitance 

## **PACKAGE OUTLINE DIMENSIONS** in inches (millimeters) 

## **DO-41 (DO-204AL)** 

**==> picture [113 x 198] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.0 (25.4)<br>MIN.<br>0.107 (2.7)<br>0.080 (2.0)<br>DIA.<br>0.205 (5.2)<br>0.160 (4.1)<br>1.0 (25.4)<br>MIN.<br>0.034 (0.86)<br>0.028 (0.71)<br>DIA.<br>**----- End of picture text -----**<br>


## **Note** 

• Lead diameter is 0.026 0.66------------------------------- **-**  for suffix “E” part numbers 0.023 0.58   

Revision: 01-Jul-2020 

Document Number: 88508 

**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 

**Legal Disclaimer Notice** Vishay 

www.vishay.com 

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

## **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. 

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. 

_**© 2019 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED**_ 

Revision: 01-Jan-2019 

Document Number: 91000 

**1** 



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- [Supplier page](https://es.farnell.com/vishay/1n4933-e3-54/fast-switch-diode-1a-50v-do-204al/dp/1837131)
---

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