APPROVALS
l UL recognised, File No. E91231

'X' SPECIFICATION APPROVALS
ㅁ VDE 0884 in 3 available lead form : -
- STD
- G form
- SMD approved to CECC 00802
ㅁ Certified to EN60950 by the following
Test Bodies :-
Nemko - Certificate No. P96102022
Fimko - Registration No. 192313-01..25
Semko - Reference No. 9639052 01
Demko - Reference No. 305969

DESCRIPTION
The ISP521-1 , ISP521-2 , ISP521-4 series of optically coupled isolators consist of infrared
light emitting diodes and NPN silicon photo transistors in space efficient dual in line plastic
packages.

FEATURES
ㅁ Options :-
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
ㅁ High Current Transfer Ratio ( 50% min)
ㅁ High Isolation Voltage (5.3kVRMS ,7.5kVPK
ㅁ High BVCEO ( 55Vmin )
ㅁ All electrical parameters 100% tested
ㅁ Custom electrical selections available

APPLICATIONS
ㅁ Computer terminals
ㅁ Industrial systems controllers
ㅁ Measuring instruments
ㅁ Signal transmission between systems of different potentials and impedances

ISP521-2X ISP521-4X ISP521-1 ISP521-2 ISP521-4  

ISP521-1X - HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS