1993, 2009
PHOTOCOUPLER
PS2503-1,PS2503L-1
LOW INPUT CURRENT, HIGH SPEED SWITCHING
MULTI PHOTOCOUPLER SERIES
−NEPOC Series−
Document No. PN10227EJ04V0DS (4th edition)
Date Published September 2009 NS
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.
PIN CONNECTION
(Top View)
1. Anode
2. Cathode
3. Emitter
4. Collector
12
43
DESCRIPTION
The PS2503-1 and PS2503L-1 are optically coupled isolators containing a GaAs light emitting diode and an NPN
silicon phototransistor.
The PS2503-1 is in a plastic DIP (Dual In-line Package) and the PS2503L-1 is lead bending type (Gull-wing) for
surface mount.
FEATURES
• High isolation voltage (BV = 5 000 Vr.m.s.)
• High-speed switching (t
r = 20
µ
s TYP., tf = 30
µ
s TYP.)
• Ordering number of tape product: PS2503L-1-F3: 2 000 pcs/reel
• Safety standards
• UL approved: No. E72422
• CSA approved: No. CA 101391 (CA5A, CAN/CSA-C22.2 60065, 60950)
APPLICATIONS
• Measurement equipment
• Programmable logic controller
• Telephone/Telegraph Receiver
• Power supply
<R>
<R>
