PHOTOCOUPLER
PS2501-1,-4,PS2501L-1,-4
HIGH ISOLATION VOLTAGE
SINGLE TRANSISTOR TYPE
MULTI PHOTOCOUPLER SERIES
−NEPOC Series−
Document No. PN10225EJ05V0DS (5th edition)
Date Published February 2010 NS
DESCRIPTION
The PS2501-1, -4 and PS2501L-1, -4 are optically coupled isolators containing a GaAs light emitting diode and an
NPN silicon phototransistor.
The PS2501-1, -4 are in a plastic DIP (Dual In-line Package) and the PS2501L-1, -4 are lead bending type (Gull-
wing) for surface mount.
FEATURES
PS2501-1, PS2501L-1
1. Anode
2. Cathode
3. Emitter
4. Collector
12
43
PS2501-4, PS2501L-4
12345678
16 15 14 13 12 11 10 9
1, 3, 5, 7. Anode
2, 4, 6, 8. Cathode
9, 11, 13, 15. Emitter
10, 12, 14, 16. Collector
(Top View)
PIN CONNECTION
• 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: PS2501L-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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