HCPL3700WV

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL3700WV is a logic output optocoupler from the HCPL3700M series, manufactured by onsemi. It features an AlGaAs LED coupled to a threshold sensing input buffer IC and a high-gain Darlington output transistor. The device provides electrical isolation with a maximum continuous output current of 30 mA and a power dissipation of 305 mW. It operates within a temperature range of 0°C to +70°C and utilizes an 8-pin DIP package. Key timing parameters include a rise time of 45 µs, a fall time of 0.5 µs, and a maximum propagation delay of 40 µs.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a threshold sensing input buffer IC for voltage or current detection applications
• Features a high-gain Darlington output transistor compatible with TTL and CMOS logic levels
• Provides programmable detection voltage via a single external resistor
• Ensures consistent threshold performance across the specified operating temperature range

Transistor, Photovoltaic Output Optoisolators Applications

• Low voltage detection circuits
• AC/DC voltage detection in the 5V to 240V range
• Relay contact monitoring systems
• Current sensing interfaces
• Microprocessor interface isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized onsemi distributors or certified suppliers. Confirm RoHS compliance status as indicated in official documentation. Ensure storage conditions adhere to manufacturer guidelines to maintain lead integrity. Cross-reference datasheet revisions to confirm parameter consistency before integration into final designs.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when AC/DC to logic interface isolation is required with programmable threshold capabilities. The Darlington output offers high gain suitable for driving loads directly. Consider the 45 µs rise time for signal integrity in slower switching applications. Verify that the 5000 Vrms insulation rating meets system safety requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL3700M family of optocouplers designed for threshold detection. It combines an AlGaAs LED with specialized input and output integrated circuits. The family includes variants such as HCPL3700SDVM and HCPL3700M, differing primarily in packaging and reel specifications while maintaining core functional equivalence.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult onsemi technical support for recommended replacements if this specific variant is discontinued or unavailable.