H11F1 Optocoupler IC DIP-6 Package.
The H11F1 is an opto-isolator with zero-crossing detection, designed to provide electrical isolation between low-voltage control circuits and high-voltage AC loads. It features an infrared LED input and a photo-sensitive triac output, enabling safe AC load switching while minimizing electrical noise.
Key Features:
- Zero-Crossing Detection – switches AC loads at the zero-voltage crossing point, reducing inrush current and EMI.
- High Isolation Voltage – typically 5000?Vrms between input and output.
- AC Load Switching – capable of directly driving triacs for AC loads.
- DIP-6 Package – convenient for through-hole PCB mounting.
- Industrial Noise Immunity – suitable for noisy or harsh environments.
Typical Applications:
- AC lamp dimmers and light control circuits.
- Motor control and speed regulators.
- Solid-state relays for household appliances and industrial equipment.
- Microcontroller or PLC-based AC load switching.
- Electrical isolation between low-voltage digital logic and high-voltage AC circuits.
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*product image for illustration purposes only. actual product may vary.











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