The SFH628A-3X017 is a surface-mount optocoupler with a GaAs infrared LED optically coupled to a silicon phototransistor, used for signal transmission between electrically isolated circuits. It is packaged in an SMD-4 format with option 7, achieving a creepage and clearance distance of > 8 mm and compliance with IEC 60950 for reinforced insulation up to 400 V RMS. The device has a collector-emitter voltage rating of 55 V, an isolation voltage of 4420 V RMS, and a current transfer ratio ranging from 100% to 320%. It meets UL, cUL, BSI, FIMKO, and CQC agency approvals and is certified under DIN EN 60747-5-5 (VDE 0884-5) with option 1. The operating temperature range is -55 °C to +100 °C, and the storage temperature range is -55 °C to +150 °C.
1-CH AC-IN Optocoupler, 5.3kV Isolation, 55V VCEO, 320% CTR, SMD Product overview: SFH628A-3X017 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 SMD, 5.3kV, 55V. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 5.3kV, 55V, 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-SFH628A-3X017 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-SFH628A-3X017 |
| Product Name | SMD 5.3kV 55V Bipolar Transistor |
| IC(max) | 100 milliamps |
