The FODM121CR2V is a 4-pin surface-mount optocoupler with a gallium arsenide infrared LED driving a phototransistor, designed for digital logic isolation, microprocessor interfacing, and power supply monitoring. It features a mini-flat MFP4 package measuring 3.85 mm × 4.4 mm with a 2.54 mm lead pitch and a maximum standoff height of 2.4 mm. The device meets UL1577 at 3,750 VAC RMS for 1 minute and DIN-EN/IEC60747-5-5 with a 565 V peak working insulation voltage. It has a current transfer ratio (CTR) in the 100-200% range, as specified for the FODM121C variant. The device is Pb-free, RoHS compliant, and has an operating temperature range of −40 to +110 °C. Maximum collector current is 80 mA, and collector-emitter voltage is 80 V. The device is suitable for creepage and clearance applications with ≥5 mm external isolation. Packaging is tape and reel.
Transistor Output Optocouplers Phototrans Ouput MFP Input Product overview: FODM121CR2V from Fairchild (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 key electrical ratings, package details, and application requirements. Search-friendly keywords include transistor, BJT, switching, amplification, 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-FODM121CR2V can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-FODM121CR2V |
| Product Name | Bipolar Transistor |
| Package Type | Reel |
