PC81712NSZ1B

Transistor, Photovoltaic Output Optoisolators Overview

The PC81712NSZ1B is a single-channel transistor output optocoupler manufactured by Sharp Microelectronics. It features an NPN phototransistor output and supports through-hole installation in a 4-DIP package. Key electrical parameters include a maximum collector-emitter voltage of 80 V, a maximum collector current of 2 mA, and an isolation voltage of 5000 Vrms. The device operates with a forward current of 10 mA and exhibits a typical forward voltage of 1.4 V. Current transfer ratios range from 100% to 600%, with rise and fall times of 18 µs each. Power dissipation is rated at 170 mW, and the operating temperature spans from -30°C to +100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using optical transmission.
• Utilizes an NPN phototransistor output stage for digital signal switching applications.
• Designed for through-hole mounting to ensure mechanical stability in industrial environments.

Transistor, Photovoltaic Output Optoisolators Applications

• Power supply feedback loops
• Industrial control systems
• Communication equipment interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity against Sharp Microelectronics specifications before integration. Confirm that the 4-DIP package and through-hole mounting style match the target PCB design requirements. Ensure thermal management strategies account for the 170 mW power dissipation rating within the specified -30°C to +100°C operating temperature range to maintain reliable performance.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage is required for single-channel signal transmission. The NPN output configuration suits applications needing standard transistor switching capabilities. Consider the 18 µs switching speed for moderate-frequency digital signals. Verify compatibility with existing drive circuitry given the 10 mA forward current requirement and 1.4 V forward voltage drop.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the PC817 series of transistor output optocouplers, widely used for general-purpose isolation. The NSZ1B suffix indicates specific packaging and compliance attributes defined by the manufacturer. It serves as a standard solution for galvanic isolation in electronic circuits where safety and noise immunity are critical design factors.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

PC817X1NSZ1B offers similar isolation characteristics but may differ in switching speed and current transfer ratio specifications. Verify pinout compatibility and electrical parameter alignment before substitution to ensure circuit functionality remains intact without redesign.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum isolation voltage rating?

The PC81712NSZ1B supports an isolation voltage of 5000 Vrms.

Does this component support surface mount technology?

No, the PC81712NSZ1B is designed for through-hole installation in a 4-DIP package.