ISP845-1G

Transistor, Photovoltaic Output Optoisolators Overview

The ISP845-1G is a quad-channel optocoupler manufactured by Isocom Components 2004 LTD. It features a Darlington output configuration housed in a 16-pin DIP package. The device provides an isolation voltage of 5300Vrms. Current Transfer Ratio (CTR) ranges from 600% to 7500% at 1mA and 2V. The forward voltage is specified at 1.2V DC. Maximum forward current is 50mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel optical isolation with Darlington transistor outputs
• High insulation voltage capability for safety-critical circuits
• Wide Current Transfer Ratio range for high gain applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring multi-channel isolation
• Power supply feedback loops
• Signal transmission across isolated grounds

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '1G' against official Isocom Components datasheets to confirm pinout and electrical characteristics. Ensure the 16-pin DIP package matches the target PCB footprint. Confirm that the CTR specifications meet the design requirements for the intended application load.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required in a single package. The Darlington output offers high current gain, suitable for driving loads directly. Verify that the 5300Vrms isolation rating exceeds the system's working voltage requirements. Consider thermal dissipation limits for the 50mA maximum forward current.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP845 family of quad optocouplers. The series is characterized by photodarlington outputs providing high sensitivity. Isocom Components utilizes planar technology for these devices to ensure stable performance and reliable isolation barriers in electronic circuits.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct substitutes within the ISP845 series, such as ISP845-3SMT&R for surface mount variants. Verify compatibility with other quad Darlington optocouplers offering similar 5300Vrms isolation and 16-pin DIP packages.