1N4933-1N4937 is a Fast Rectifiers produced by Fairchild Semiconductor Corporation. It has features of low forward voltage drop, high surge current capability, high reliability and high current capability.
This document is a datasheet for the Fairchild Semiconductor 1N4933-1N4937 series of Fast Rectifiers. It details the device features, such as low forward voltage drop and high surge current capability, along with specific electrical parameters like reverse recovery time and average rectified forward current for each model variant.
The datasheet includes absolute maximum ratings, electrical characteristics at 25°C, and thermal characteristics. It also presents typical characteristic curves illustrating performance under various conditions, such as forward current derating, reverse voltage effects on capacitance, and reverse recovery time. This manual is written in Chinese.
| Forward Voltage @ 1.0 A | 1.2 V |
|---|---|
| Maximum Repetitive Reverse Voltage (1N4933) | 50 V |
| Storage Temperature Range | -50 to +150 °C |
| Power Dissipation | 2.5 W |
| Thermal Resistance, Junction to Ambient | 50 °C/W |
The key features include low forward voltage drop, high surge current capability, high reliability, and high current capability.
The operating junction temperature range is from -50 to +150 °C.
The reverse recovery time is 150 ns under specific test conditions (IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A).