DATA SHEET
PHOTOCOUPLER
PS2581AL1,PS2581AL2
LONG CREEPAGE HIGH ISOLATION VOLTAGE
−NEPOC Series−
4-PIN PHOTOCOUPLER
DESCRIPTION
The PS2581AL1, PS2581AL2 are optically coupled isolators containing a GaAs light emitting diode and an NPN
silicon phototransistor in a plastic DIP (Dual In-line Package) to realize an excellent cost performance.
Creepage distance and clearance of leads are over 8 millimeters.
The PS2581AL2 is lead bending type (Gull-wing) for surface mounting.
FEATURES
PIN CONNECTION
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Long creepage and clearance distance (8 mm)
High isolation voltage (BV = 5 000 Vr.m.s.)
High-speed switching (tr = 5 μs TYP., tf = 7 μs TYP.)
Ordering number of tape product: PS2581AL2-E3, E4: 1 000 pcs/reel
Pb-Free product
(Top View)
3
4
1. Anode
2. Cathode
3. Emitter
4. Collector
Safety standards
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UL approved: No. E72422
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2
CSA approved: No. CA 101391
BSI approved: No. 8243, 8244
SEMKO approved: No. 607815
NEMKO approved: No. P06206563
DEMKO approved: No. 312087
FIMKO approved: No. FI 19424
DIN EN60747-5-2 (VDE0884 Part2) approved: No. 40008862
<R>
APPLICATIONS
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Power supply
Telephone/FAX.
FA/OA equipment
Programmable logic controller
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. PN10223EJ06V0DS (6th edition)
Date Published December 2008 NS
Printed in Japan
2003, 2008
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.