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DATA SHEET

PHOTOCOUPLERS

PS2503 -1, -2, -4

PS2503L-1, -2, -4

LOW INPUT CURRENT, HIGH SPEED SWITCHING

MULTI PHOTOCOUPLER SERIES

DESCRIPTION

PS2503-1, -2, -4 and PS2503L-1, -2, -4 series are optically coupled isolator containing a GaAs light emitting diode

and an NPN silicon phototransistor.

PS2503-1, -2, -4 are in a plastic DIP (Dual In-line Package) and PS2503L-1, -2, -4 are lead bending type (Gull-

wing) for surface mount.

FEATURES

鈥?High isolation voltage (BV: 5 000 V

r.m.s.

MIN.)

鈥?High speed switching (t

r

= 20

碌

s, t

f

= 30

碌

s TYP., @R

L

= 10 k鈩?

鈥?High current transfer ratio (CTR: 100 % MIN. @I

F

= 1 mA, V

CE

= 5 V)

鈥?Taping Product number (PS2503L-1-E3, E4, F3, F4)

(PS2503L-2-E3, E4)

鈥?UL recognized [File No. E72422(S)]

APPLICATIONS

Interface circuit for various instrumentations, control equipments.

鈥?AC Line/Digital Logic .................................................. Isolate high voltage transients

鈥?Digital Logic/Digital Logic ........................................... Eliminate spurious ground loops

鈥?Twisted pair line receiver ........................................... Eliminate ground look pick-up

鈥?Telephone/Telegraph line receiver ............................ Isolate high voltage transients

鈥?High Frequeny Power Supply Feedback Control ...... Maintain floating ground

鈥?Relay Contact Monitor ................................................ Isolate floating grounds and transients

鈥?Power Supply Monitor ................................................ Isolate transients and ground systems

Document No. P11304EJ3V0DS00 (3rd edition)

(Previous No. LC-2305A)

Date Published February 1996 P

Printed in Japan

漏

1993

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