HCPL-3700

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-3700 is a logic output optocoupler designed for AC/DC to logic interface applications. It features a single channel with an open collector output and through-hole DIP-8 packaging. Key electrical parameters include a maximum continuous output current of 30 mA, a forward current of 50 mA, and a forward voltage of 740 mV. The device provides an insulation voltage of 3750 Vrms and operates within a temperature range of -40°C to +85°C. Power dissipation is rated at 305 mW, with a fall time of 300 ns.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Utilizes threshold sensing input buffer ICs for precise voltage or current detection
• Provides reliable isolation for AC-to-DC logic interfacing
• Supports intelligent power module (IPM) integration

Transistor, Photovoltaic Output Optoisolators Applications

• Variable-speed drives
• Electric vehicles
• Induction cookers
• Solar systems
• Relay contact monitoring

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix code (e.g., -000E, -300E, -500E) to confirm the correct packaging type, such as tube or reel, as this affects handling and storage requirements. Ensure the RoHS status matches project compliance needs, noting that some listings indicate non-compliance. Confirm the manufacturer origin between Broadcom and Avago designations for traceability purposes.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when isolated threshold detection is required for AC or DC signals. The open collector output suits digital logic interfaces. Consider the 3750 Vrms isolation rating for high-voltage separation needs. Verify that the 30 mA output current capability meets the load requirements of the connected circuitry without exceeding the power dissipation limits.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL series of optocouplers from Broadcom Limited. It is specifically engineered for industrial and automotive environments requiring robust signal isolation. The device integrates a specialized input buffer to detect voltage or current thresholds, distinguishing it from standard digital isolators by its analog sensing capabilities.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for HCPL-3700-300E or HCPL-3700-360E variants if different packaging formats are needed. Ensure any substitute maintains the same DIP-8 footprint and 3750 Vrms isolation rating. Verify that the replacement supports the same AC/DC input types and open collector output configuration.