HSR312LManufacturer: FAI, FAIRCHILD, FSC PHOTOVOLTAIC SOLID-STATE RELAY OPTOCOUPLERS |
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| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| HSR312L | FAI, FAIRCHILD, FSC | 255 | In Stock |
Description and Introduction
PHOTOVOLTAIC SOLID-STATE RELAY OPTOCOUPLERS **Introduction to the HSR312L by Fairchild Semiconductor**  
The HSR312L is a high-speed, optically isolated MOSFET driver designed by Fairchild Semiconductor to deliver efficient switching performance in power electronics applications. This component integrates a gallium arsenide (GaAs) infrared LED paired with a high-speed photodetector and output driver, ensuring reliable signal transmission while maintaining electrical isolation between input and output stages.   With a peak output current capability of 2.5A, the HSR312L is well-suited for driving power MOSFETs and IGBTs in motor control, inverters, and switch-mode power supplies. Its high common-mode transient immunity (CMTI) minimizes noise interference, making it ideal for high-voltage environments. The device also features a wide operating voltage range (15V to 30V) and fast propagation delays, enhancing system responsiveness.   The HSR312L’s compact DIP-8 package ensures ease of integration into various circuit designs while maintaining robust performance. Its built-in under-voltage lockout (UVLO) protection safeguards against unstable supply conditions, improving system reliability.   Engineers seeking a dependable, high-speed optocoupler driver for demanding power applications will find the HSR312L a practical solution, combining isolation, efficiency, and protection in a single component. |
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Application Scenarios & Design Considerations
PHOTOVOLTAIC SOLID-STATE RELAY OPTOCOUPLERS
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Alternative Part Number
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