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1988, 2009
PHOTOCOUPLER
PS2505-1,-4,PS2505L-1,-4
HIGH ISOLATION VOLTAGE
AC INPUT RESPONSE TYPE
MULTI PHOTOCOUPLER SERIES
−NEPOC Series−
Document No. PN10228EJ03V0DS (3rd edition)
Date Published September 2009 NS
PIN CONNECTION
(Top View)
PS2505-1, PS2505L-1
PS2505-4, PS2505L-4
12
43
1. Anode, Cathode
2. Cathode, Anode
3. Emitter
4. Collector
1, 3, 5, 7. Anode, Cathode
2, 4, 6, 8. Cathode, Anode
9, 11, 13, 15. Emitter
10, 12, 14, 16. Collector
12345678
16 15 14 13 12 11 10 9
DESCRIPTION
The PS2505-1, -4 and PS2505L-1, -4 are optically coupled isolators containing GaAs light emitting diodes and an
NPN silicon phototransistor.
The PS2505-1, -4 are in a plastic DIP (Dual In-line Package) and the PS2505L-1, -4 are lead bending type (Gull-
wing) for surface mount.
FEATURES
• AC input response
• High isolation voltage (BV = 5 000 Vr.m.s.)
• High collector to emitter voltage (V
CEO = 80 V)
• High-speed switching (t
r = 3
µ
s TYP., tf = 5
µ
s TYP.)
• Ordering number of tape product: PS2505L-1-F3: 2 000 pcs/reel
• Safety standards
• UL approved: No. E72422
APPLICATIONS
• Power supply
• Telephone/FAX.
• FA/OA equipment
• Programmable logic controller
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