PHOTOCOUPLER
PS2502-1,-4,PS2502L-1,-4
HIGH ISOLATION VOLTAGE
DARLINGTON TRANSISTOR TYPE
MULTI PHOTOCOUPLER SERIES
−NEPOC Series−
Document No. PN10226EJ04V0DS (4th edition)
Date Published September 2009 NS
1988, 2009
The mark <R> shows major revised points.
The revised points can be easily searched by copying an "<R>" in the PDF file and specifying it in the "Find what:" field.
DESCRIPTION
The PS2502-1, -4 and PS2502L-1, -4 are optically coupled isolators containing a GaAs light emitting diode and an
NPN silicon darlington connected phototransistor.
The PS2502-1, -4 are in a plastic DIP (Dual In-line Package) and the PS2502L-1, -4 are lead bending type (Gull-
wing) for surface mount.
FEATURES
• High isolation voltage (BV = 5 000 Vr.m.s.)
• High current transfer ratio (CTR = 2 000% TYP.)
• High-speed switching (t
r, tf = 100
µ
s TYP.)
• Ordering number of tape product: PS2502L-1-F3: 2 000 pcs/reel
• Safety standards
• UL approved: No. E72422
APPLICATIONS
• Power supply
• Telephone/FAX
• FA/OA equipment
• Programmable logic controller
<R>
PIN CONNECTION
(Top View)
PS2502-1, PS2502L-1
PS2502-4, PS2502L-4
1. Anode
2. Cathode
3. Emitter
4. Collector
12
43
1, 3, 5, 7. Anode
2, 4, 6, 8. Cathode
9, 11, 13, 15. Emitter
10, 12, 14, 16. Collector
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16 15 14 13 12 11 10 9
