HMA121CR3V

Partnumber	Manufacturer	Quantity	Availability
HMA121CR3V Manufacturer: FAIRCHIL 4-pin Full Pitch MFP Phototransistor Output Optocoupler
HMA121CR3V	FAIRCHIL	440	In Stock
Description and Introduction 4-pin Full Pitch MFP Phototransistor Output Optocoupler The part HMA121CR3V is manufactured by FAIRCHILD SEMICONDUCTOR (now part of ON Semiconductor). ### Key Specifications: - Type: Schottky Rectifier Diode - Voltage Rating (VRRM): 30V - Current Rating (IO): 1A - Forward Voltage (VF): 0.38V (typical at 1A) - Reverse Leakage Current (IR): 0.5mA (maximum at 30V) - Package: SOD-123 (Surface Mount) This diode is designed for high-efficiency rectification in low-voltage, high-frequency applications. (Source: Fairchild Semiconductor datasheet for HMA121CR3V.)
Application Scenarios & Design Considerations 4-pin Full Pitch MFP Phototransistor Output Optocoupler
Alternative Part Number PC817X1NSZ0F --: Industry-standard 4-pin DIP optocoupler with CTR grade comparable to the HMA121C, widely available and pin-compatible for most isolation applications. EL817(C) --: Pin-compatible 4-pin DIP phototransistor optocoupler with similar CTR binning and isolation ratings, a common drop-in replacement. TLP781(GR) --: Reliable 4-pin DIP optocoupler with comparable CTR and isolation voltage, suitable as a functional substitute when layout allows.

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HMA121CR3V from FAIRCHIL,Fairchild Semiconductor