ILD621/ILD621GB/ILQ621/ILQ621GB Vishay Semiconduct.
Siemens Semiconductor Group
ILQ621GB - MULTI-CHANNEL PHOTOTRANSISTOR OPTOCOUPLER
ILD621/621GB QUAD CHANNEL ILQ621/621GB DUAL CHANNEL MULTI-CHANNEL PHOTOTRANSISTOR OPTOCOUPLER FEATURES • Alternate Source to TLP621-2/-4 and TLP621GB-.
Vishay
ILQ621GB - Optocoupler
ILD621/ILD621GB/ILQ621/ILQ621GB Vishay Semiconductors Dual Channel Quad Channel i179054 Optocoupler, Phototransistor Output (Dual, Quad Channel) A1.