HCPL-3700-020E

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-3700-020E is a voltage and current threshold detection optocoupler designed for AC-to-DC logic interface applications. It features an 8-pin DIP package with through-hole mounting. Key electrical parameters include a maximum propagation delay of 40,000 ns, a rise time of 20 µs, and a fall time of 300 ns. The device supports a maximum continuous output current of 30 mA and operates within a temperature range of -40°C to +85°C. It provides an isolation voltage of 3750 Vrms.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates threshold sensing input buffer ICs for precise voltage and current detection
• Provides high-voltage isolation suitable for industrial environments
• Features open collector output compatible with standard logic families

Transistor, Photovoltaic Output Optoisolators Applications

• AC-to-DC logic interface circuits
• Intelligent Power Module (IPM) control
• Voltage and current threshold detection systems

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '020E' against official Broadcom documentation to confirm insulation class and certification status, as variations exist within the HCPL-3700 family. Ensure the procurement source provides valid UL, CSA, or VDE recognition certificates corresponding to this exact part number. Cross-reference the datasheet revision date to ensure compatibility with current design requirements.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when designing circuits requiring direct interfacing between AC/DC power stages and low-voltage logic controllers. It is appropriate for applications needing robust isolation and built-in threshold detection without external comparator components. Consider the slow switching speed relative to high-speed digital isolators when determining suitability for signal integrity requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the HCPL series of optocouplers manufactured by Broadcom Limited. It is specifically engineered for power electronics applications where reliable isolation and threshold monitoring are critical. The series includes variants with different insulation ratings and packaging options to suit diverse industrial and consumer power supply designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL-3700-000E: Verify if the lower insulation rating meets system safety requirements. HCPL-3700-020E: Confirm identical pinout and electrical characteristics before substitution.