TPC816A C9G

Transistor, Photovoltaic Output Optoisolators Overview

The TPC816A C9G is a single-channel transistor output optocoupler manufactured by Taiwan Semiconductor. It features a DC input phototransistor configuration housed in a DIP-4 package for through-hole mounting. Key electrical parameters include a collector-emitter voltage (VCEO) of 70V, a forward current (IF) of 50mA, and an isolation voltage of 5000 Vrms. The device exhibits a current transfer ratio (CTR) ranging from 80% to 160%, with a maximum collector current of 50mA. Operating temperatures span from -40°C to +100°C, and the unit dissipates up to 200mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation capability via a 5000 Vrms dielectric barrier between input and output circuits.
• Utilizes a standard DIP-4 through-hole package suitable for general-purpose PCB integration.
• Delivers consistent signal transmission with a defined current transfer ratio range for reliable switching applications.

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Switching power supply feedback loops
• Microcontroller interface circuits requiring galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity against manufacturer specifications due to potential availability constraints. Confirm that the specific suffix matches required performance tolerances. Check for obsolescence status as distribution channels may vary. Ensure compliance with relevant safety standards for the intended application environment before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel transistor output isolator is required with moderate speed characteristics. Consider the 70V collector-emitter rating and 50mA current capacity for load requirements. Evaluate the DIP-4 form factor against available board space. Compare the CTR range against circuit gain requirements to ensure proper signal integrity.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TPC816 series of transistor output optocouplers. It shares functional similarities with other members of the family but differs in specific voltage ratings and packaging options. The series is designed for cost-effective isolation solutions in consumer and industrial electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include TPC816B C9G, TPC816C C9G, and TPC816D C9G from the same manufacturer. These variants typically share the same package and basic functionality while differing in current transfer ratio ranges or voltage ratings. Verify pin compatibility and electrical limits before substitution.