The HMA2701 series is a 4-pin optocoupler with a gallium arsenide infrared emitting diode driving a silicon phototransistor in a compact mini-flat package with 2.54 mm lead pitch and 2.4 mm maximum standoff height. It features a collector-emitter voltage rating of 40 V, continuous collector current of 80 mA, and current transfer ratio ranging from 50% to 300% depending on grade. The device supports operation from -40°C to +100°C and meets UL, CSA, VDE, and BSI isolation certifications with 3750 VRMS isolation voltage and ≥5 mm creepage and clearance. It is rated for reflow soldering up to 230°C for 30 seconds and available in tape and reel packaging.
Optocoupler 1-CH DC-IN Transistor 40V 80mA SMD T/R Product overview: HMA2701R2 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, 40V, 80mA. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 40V, 80mA, 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-HMA2701R2 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-HMA2701R2 |
| Product Name | SMD 40V 80mA Bipolar Transistor |
| IC(max) | 80 milliamps |
