PC817 Transistor Output Optocoupler - SOP-4 SMD Package

The PC817 is a compact transistor output optocoupler IC designed to provide electrical isolation between input and output circuits. It integrates a high-efficiency infrared LED and a silicon phototransistor housed in a space-saving SOP-4 surface-mount package. Widely used in switching power supplies, microcontroller interfacing, signal isolation, and industrial control systems, the PC817 ensures noise immunity and circuit protection while maintaining reliable signal transmission.Features of PC817 SMD Optocoupler:Provides strong electrical isolation between input and output (typically 5kV isolation voltage)Combines infrared LED and phototransistor in one packageFast switching response and high current transfer ratio (CTR)Ideal for signal transmission in noisy environmentsSMD (SOP-4) form factor for compact PCB designsRoHS compliantSpecifications of PC817 Optocoupler IC:Model: PC817Type: Optocoupler (Phototransistor output)Isolation Voltage: 5000VrmsCTR (Current Transfer Ratio): 50% to 600% (Depending on model variant and forward current)Forward Voltage (LED): 1.2V typicalCollector-Emitter Voltage: 80VOutput Current: 50mA maxPackage: SOP-4 – SMDOperating Temperature Range: -30°C to +100°CPackage Includes:1 × PC817 SMD Transistor Output Optocoupler – SOP-4 Package

INR 7 · In stock