DATA SHEET

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PHOTOCOUPLER

PS2501-1,-4,PS2501L-1,-4

HIGH ISOLATION VOLTAGE

SINGLE TRANSISTOR TYPE

MULTI PHOTOCOUPLER SERIES

−NEPOC Series−

Document No. PN10225EJ04V0DS (4th edition)

Date Published August 2009 NS

Printed in Japan

1988, 2009

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PS2501-1, PS2501L-1

1. Anode

2. Cathode

3. Emitter

4. Collector

12

43

PS2501-4, PS2501L-4

12

3

4

5

6

78

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

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

• High isolation voltage (BV = 5 000 Vr.m.s.)

• 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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