The HMHAA280 series is a bipolar phototransistor optocoupler with two inverse-parallel gallium arsenide infrared LEDs driving a single silicon phototransistor in a 4-pin mini-flat package with 1.27mm lead pitch and a maximum standoff height of 2.4mm. It is rated for 80V collector-emitter voltage, 50mA continuous collector current, and 3750VRMS isolation. Operating temperature ranges from -55°C to 100°C. The device is certified to CSA, UL, and VDE standards. It is available in tape and reel or tube packaging, with the HMHAA280R1 variant being a tape and reel version of the series.
AC Input Phototransistor Optocoupler, 80V VCEO, 2.5kV Isolation, SMD Product overview: HMHAA280R1 from onsemi 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, 80V, 2.5kV. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 80V, 2.5kV, 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-HMHAA280R1 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-HMHAA280R1 |
| Product Name | SMD 80V 2.5kV Bipolar Transistor |
| IC(max) | 50 milliamps |
