HCPL3700SV

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL3700SV is a single-channel AC/DC to logic interface optocoupler manufactured by onsemi. It features a Darlington output configuration housed in an 8-SMD surface-mount package. Key electrical parameters include a maximum propagation delay of 40 us, with rise and fall times of 45 us and 500 ns respectively. The device supports a maximum continuous output current of 30 mA and operates with a forward current of 4.4 mA at a forward voltage of 650 mV. It provides 2500 Vrms insulation voltage and dissipates up to 305 mW. The component functions within a temperature range of -40 C to +85 C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an AlGaAs LED input with a Darlington transistor output for high-gain signal transmission.
• Designed specifically for precision AC/DC to logic interface applications requiring threshold detection.
• Provides robust electrical isolation between input and output circuits.

Transistor, Photovoltaic Output Optoisolators Applications

• AC/DC to Logic Interface
• Precision Sensing Applications
• Threshold Detection Circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific manufacturer designation as this part has been associated with Fairchild Semiconductor, Broadcom, and onsemi across different production eras. Confirm RoHS compliance status through official documentation. Note that some sources indicate this component may be scheduled for obsolescence or discontinuation; validate current availability and lifecycle status directly with the supplier before finalizing procurement plans.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a surface-mount solution is required for AC/DC logic interfacing with moderate speed requirements. The 8-SMD package facilitates automated assembly. Ensure the design accommodates the specified 4.4 mA forward current and 30 mA output capability. Verify that the 2500 Vrms isolation rating meets the system's safety requirements and that the operating temperature range aligns with environmental conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

The HCPL3700SV belongs to the HCPL3700 series of optocouplers. This family includes variants such as the HCPL-3700, which typically utilizes a DIP-8 through-hole package and offers higher isolation ratings like 3750 Vrms. The SV suffix denotes the surface-mount variant. These devices are engineered for applications requiring reliable galvanic isolation between control logic and power stages.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.