HCPL-814-56AE

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-814-56AE is a single-channel transistor output optocoupler manufactured by Broadcom Limited. It features an internal phototransistor optically coupled to two light-emitting diodes connected in inverse parallel, enabling direct AC input current operation. The device provides 5000 Vrms input-output isolation voltage and utilizes a surface-mount SMD-4 package. Key electrical parameters include a maximum collector-emitter voltage of 70 V, a maximum forward current of 50 mA, and a typical response time of 4 µs at 1 mA input current.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Enables direct drive from AC input currents through dual inverse-parallel LED configuration
• Provides high-density signal isolation with 5000 Vrms dielectric barrier
• Delivers fast switching performance suitable for high-speed digital logic applications

Transistor, Photovoltaic Output Optoisolators Applications

• AC line monitoring and detection circuits
• Isolation between AC mains and digital logic interfaces
• Input modules for programmable logic controllers (PLCs)
• AC-to-DC converter input stages

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '56AE' corresponds to the required surface mount package variant and lead-free compliance status. Confirm that the Current Transfer Ratio (CTR) specifications align with system requirements, as values may vary across different manufacturing batches or sub-models within the HCPL-814 series. Ensure compatibility with the intended PCB footprint for the SMD-4 gull-wing configuration.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when direct AC input driving capability is required without external rectification circuitry. The HCPL-814-56AE is appropriate for designs needing robust galvanic isolation between high-voltage AC sources and low-voltage control electronics. Consider the 5000 Vrms isolation rating for safety-critical applications involving mains voltage exposure.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL-814 family of phototransistor optocouplers designed for high-density applications. The series distinguishes itself by integrating dual LEDs to handle alternating current inputs directly. While other variants like HCPL-814-000E exist, the HCPL-814-56AE specifically denotes the surface mount version optimized for automated assembly processes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Substitutes must maintain the 5000 Vrms isolation rating and support direct AC input via dual LED architecture. Verify pinout compatibility for the SMD-4 package. Equivalent parts should offer similar CTR ranges and response times to ensure circuit timing integrity.