1N457TR

## **1N457/A** 

**DO-35** Color Band Denotes Cathode 

## **Small Signal Diode** 

## **Absolute Maximum Rating** 

TA = 25°C unless otherwise noted 

|**Absolute Maximum Ratinggs***TA = 25°C unless otherwise notedA = 25°C unless otherwise noted= 25°C unless otherwise noted||
|---|---|
|**Parameter**|**Value**|
|Maximum Repetitive Reverse Voltage|70|
|Average Rectified Forward Current|200|
|Non-repetitive Peak Forward Surge Current<br>Pulse Width = 1.0 second<br>PulseWidth = 1.0microsecond|1.0<br>4.0|
|Storage Temperature Range|-65 to +200|
|Operating Junction Temperature|175|



- *These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. 

**NOTES** : 

- **1)** These ratings are based on a maximum junction temperature of 200 degrees C. 

- **2)** These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations. 

## **Thermal Characteristics** 

|**Thermal Characteristics**||
|---|---|
|**Parameter**|**Value**|
|Power Dissipation|500|
|Thermal Resistance, Junction to Ambient|300|



## **Electrical Characteristics** TA = 25°C unless otherwise noted 

|**Parameter**|**Test Conditions**|**Min**|**Max**|
|---|---|---|---|
|Breakdown Voltage|IR= 100µA|70||
|Forward Voltage  **1N457**<br>**1N457A**|IF= 20 mA<br>IF =100 mA||1.0<br>1.0|
|Reverse Current|VR= 60 V<br>VR =60 V, TA =150°C||25<br>5|
|Total Capacitance**1N457**|VR= 0, f = 1.0 MHz||8.0|



1N457/A, Rev. A 

2002 Fairchild Semiconductor Corporation 

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