ISP817DSM

Transistor, Photovoltaic Output Optoisolators Overview

The ISP817DSM is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components. It features a single channel with DC input and NPN phototransistor output in a surface-mount SMD-4 package. Key electrical parameters include a maximum forward voltage of 1.2V, maximum input current of 50mA, and isolation voltage of 5300Vrms. The device exhibits typical rise and fall times of 4µs and 3µs respectively, with a power dissipation of 70mW and an operating temperature range from -55°C to 125°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High-density surface-mount packaging for compact circuit board layouts
• Optical isolation between input and output circuits
• NPN phototransistor output configuration

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose signal isolation
• DC-to-DC converter control loops
• Microprocessor system interfacing

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'DSM' against official Isocom documentation to confirm exact pinout and tape-and-reel specifications. Ensure the component matches the required surface-mount footprint and thermal characteristics for your design. Cross-reference with authorized distributors to confirm current production status and availability.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a small form factor is required for single-channel isolation. Consider the 5300Vrms isolation rating for safety requirements. Evaluate the 4µs/3µs switching speeds against your application's timing constraints. Confirm compatibility with standard surface-mount assembly processes.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP817 series belongs to Isocom's line of high-density phototransistor optocouplers. These devices are designed as replacements for legacy through-hole components, offering similar electrical performance in reduced physical dimensions. The series supports various mounting options including DIP and SMD packages.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Potential substitutes include other single-channel phototransistor optocouplers with comparable isolation ratings and SMD-4 footprints. Verify pin compatibility and electrical parameters before substitution.