ISP817AG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP817AG is a single-channel optocoupler from the ISP series, manufactured by Isocom Components. It features an NPN silicon phototransistor output and an infrared LED input, housed in a 4-pin PDIP through-hole package. Key electrical parameters include a maximum forward voltage of 1.4V, a typical rise time of 4μs, and a typical fall time of 3μs. The device supports a maximum input current of 50mA and offers an isolation voltage of 5.3kVrms. It operates within a temperature range of -30°C to 100°C, with a current transfer ratio ranging from 20% minimum to 300% maximum.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-density mounting capability through a compact four-pin DIP configuration.
• Ensures electrical safety with robust isolation between input and output circuits.
• Delivers fast switching performance suitable for signal transmission applications.

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Power supply feedback loops requiring galvanic separation
• Microcontroller interface circuits for noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'AG' against official datasheets to confirm pinout and packaging details. Ensure compatibility with existing PCB footprints for 4-pin DIP packages. Cross-reference isolation voltage ratings with system safety requirements. Confirm operating temperature ranges match environmental conditions. Validate current transfer ratio specifications for circuit design accuracy.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel isolation solution with NPN output is required. Consider the 5.3kVrms isolation rating for high-voltage separation needs. Evaluate the 4μs rise time for signal integrity in moderate-speed applications. Check that the 50mA input current limit aligns with driving source capabilities. Verify package compatibility with assembly processes for through-hole technology.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP817AG belongs to the ISP series of optocouplers from Isocom Components. This series focuses on providing reliable optical isolation using infrared LEDs and silicon phototransistors. The manufacturer specializes in infrared optoelectronic devices with extensive industry experience. The part represents a standard solution for basic galvanic isolation tasks.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official distributor databases or manufacturer cross-reference guides for compatible alternatives. Ensure any replacement matches the 4-pin DIP package and NPN output configuration. Verify that isolation voltage and current transfer ratio specifications meet or exceed original requirements.