1 piece TLP550F DIP8 optocoupler Key benefits Provides electrical isolation between input and output, protecting control circuitry from voltage or noisy power environments. Enables safe signal transfer from a low voltage control side to a voltage or noisy load side. Compact DIP8 throughhole package supports easy insertion on standard PCBs and breadboard prototyping. diodeinput to transistoroutput configuration supports reliable switching and driving of subsequent circuitry. Key attributes Functionality: singlechannel optocoupler with LED input and phototransistor output for isolated signal transmission. Compatibility: DIP8 package designed for throughhole mounting on standard PCBs. Size: DIP8 form factor suitable for compact, spaceconscious designs. Material: encapsulated optocoupler device, combining LED and phototransistor components in a single package. Performance: provides electrical isolation between input and output while enabling reliable signal transfer; suitable for logic and control interfaces in isolated circuits. Brand and model: Toshiba TLP550F, a recognized optocoupler in the TLP series; designed to meet typical isolation needs in electronic designs. Use cases and applications Isolating a microcontroller I/O line from a voltage motor driver or power supply to protect the microcontroller from transients and surges. Providing a safe interface between a digital control circuit and a relay or transistor switching circuit in industrial control panels. Isolating sensors or measurement circuits from voltage circuitry in consumer electronics or laboratory instrumentation. How to use Connect the input LED terminals to the control side with an appropriate currentlimiting resistor according to the datasheet. Connect the phototransistor output to the receiving circuit with suitable pullup or biasing to implement the desired logic level. Ensure proper mounting on a PCB with adequate clearance and consider heat and isolation requirements per the datasheet. Notes For exact electrical characteristics such as isolation voltage, CTR, forward current, and switching speeds, refer to the Toshiba TLP550F datasheet. This description reflects the product as a 1piece TLP550F DIP8 optocoupler package.