The FODM121 series is a 4-pin full-pitch mini-flat package phototransistor optocoupler designed for digital logic and power supply monitoring applications. It features a 5 mm minimum creepage and clearance, a 2.54 mm lead pitch, and operates with a maximum ambient temperature of 110°C. The device meets UL1577 with a 3,750 VAC RMS isolation rating for 1 minute and complies with DIN-EN/IEC60747-5-5 for a 565 V peak working insulation voltage. Current transfer ratio ranges from 50% to 600% for DC input variants, with a collector-emitter voltage rating of 80 V for FODM121 and FODM124. The package has a maximum standoff height of 2.4 mm and supports reflow soldering per Pb-free assembly profiles.
OPTOISO 3.75KV TRANSISTOR 4SMD Product overview: FODM121DR2 from ON Semiconductor 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 3.75KV. Search-friendly keywords include transistor, BJT, switching, amplification, 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-FODM121DR2 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-FODM121DR2 |
| Product Name | 3.75KV Bipolar Transistor |
| Package Type | Reel - TR |
