NEC's HIGH CTR, 4 PIN ULTRA SMALL PACKAGE FLAT LEA.
PS2911-1-F3 - NECs HIGH CTR / 4 PIN ULTRA SMALL PACKAGE FLAT LEAD OPTOCOUPLER
PS2911 - NECs HIGH CTR / 4 PIN ULTRA SMALL PACKAGE FLAT LEAD OPTOCOUPLER
PS2911-1-F4 - NECs HIGH CTR / 4 PIN ULTRA SMALL PACKAGE FLAT LEAD OPTOCOUPLER
PS2911-1 - FLAT-LEAD PHOTOCOUPLER