The HMA121CR2V is a 4-pin mini-flat package optocoupler consisting of a gallium arsenide infrared emitting diode driving a silicon phototransistor, with a 2.54 mm lead pitch. It has a collector-emitter voltage rating of 80 V, a continuous collector current of 80 mA, and a steady-state isolation voltage of 3750 VRMS. The device meets UL, CSA, BSI, and VDE safety certifications, with a creepage and clearance of at least 5 mm. It supports infrared reflow soldering up to 230°C for 30 seconds and is available in tape and reel packaging with 2500 units per reel and VDE approval. Current transfer ratio is specified at 100-200% at 5 mA forward current and 5 V collector-emitter voltage.
1-CH Optocoupler, 80V VCEO, 80mA IC, 3.75kV Isolation, SMD Product overview: HMA121CR2V 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, 80mA, 3.75kV. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 80V, 80mA, 3.75kV, 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-HMA121CR2V can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-HMA121CR2V |
| Product Name | SMD 80V 80mA 3.75kV Bipolar Transistor |
| IC(max) | 80 milliamps |
