The SFH655A is an optocoupler with a gallium arsenide infrared LED and a silicon photodarlington output, designed for electrical isolation between input and output circuits. It is packaged in a standard DIP-4 format with a body size of 7.62 mm between pins and a minimum creepage and clearance distance of 7 mm. The device supports a maximum collector current of 125 mA, a collector-emitter breakdown voltage of 55 V, and a current transfer ratio of at least 600% at I_F = 1 mA and V_CE = 2 V. It meets the safety standards UL E52744, VDE 0884, IEC 60747-5-5, BSI IEC 60950, and IEC 60065, with a rated isolation voltage of 4420 V RMS and a transient isolation voltage of 10,000 V. The operating temperature range is -55 °C to +100 °C.
Optocoupler, 5.3kV Isolation, 125mA Output, DIP-4 Product overview: SFH655A from Vishay is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 5.3kV, 125mA, DIP. Search-friendly keywords include transistor, BJT, switching, amplification, 5.3kV, 125mA, DIP, Bipolar Transistor, Transistor, Photovoltaic Output Optoisolators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 903-SFH655A can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-SFH655A |
| Product Name | 5.3kV 125mA DIP Bipolar Transistor |
| IC(max) | 125 milliamps |
