onsemi, FODM1009R2VOS Optocoupler, Surface Mount, 4-Pin

The FODM100x Series, single channel, DC sensing input, optocoupler consists of one gallium arsenide (GaAs) infrared light emitting diode optically coupled to one phototransistor, in a stretched body SOP 4-pin package. The input-output isolation voltage, VISO, is rated at 5,000 VACRMS

≥ 8 mm Creepage and Clearance Distance, and ≥ 0.4 mm Insulation Distance to Achieve Reliable and High Voltage Insulation
High Breakdown Collector to Emitter Voltage, BVCEO = 70 V minimum
Extended Industrial Temperate Range, -40 to 110°C
Current Transfer Ratio at IF = 5 mA, VCE = 5 V, TA = 25ºC
FODM1007: 80 to 160%
FODM1008: 130 to 260%
FODM1009: 200 to 400%"
Applications
Primarily suited for DC-DC Converters
For ground loop isolation, signal to noise isolation
Communications – adapters, chargers
Consumer – appliances, set top boxes
Industrial – power supplies, motor control, programmable logic control