12 Pages, 193 KB, Original- PS2503-4-A
- Cel
- PHOTOCOUPLER 4CH TRANS OUT DI - PS2503-4-A
14 Pages, 339 KB, Original- PS2503-4-A
- Nec Electronics
- IC OPTOCOUPL DC-IN 4-CH TRANS W/BASE DC-OUT LO IF HS 16PDIP
15 Pages, 142 KB, Original- PS2503-4-A
- Renesas Electronics
- 4 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER
5 Pages, 165 KB, Scan- PS2503-4-A-N
- Renesas Electronics
- 4 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER
