ISP521-1X, ISP521-2X, ISP521-4X
ISP521-1, ISP521-2, ISP521-4
HIGH DENSITY MOUNTING
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
Dimensions in mm
2.54
ISP521-1X
ISP521-1
l
UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
1
2
4
3
7.0
6.0
l
VDE 0884 in 3 available lead form : -
- STD
1.2
- G form
- SMD approved to CECC 00802
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
5.08
4.08
7.62
l
4.0
3.0
13°
Max
0.5
3.0
ISP521-2X
0.26
3.35
0.5
ISP521-2
DESCRIPTION
2.54
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.
1
8
7
6
5
2
3
7.0
6.0
4
1.2
3.0
FEATURES
10.16
9.16
l
Options :-
7.62
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
High Current Transfer Ratio ( 50% min)
High Isolation Voltage (5.3kVRMS ,7.5kVPK
High BVCEO ( 55Vmin )
4.0
3.0
13°
0.5
l
l
l
l
l
Max
0.26
)
3.35
0.5
1
2
3
4
All electrical parameters 100% tested
Custom electrical selections available
16
15
14
ISP521-4X
ISP521-4
APPLICATIONS
l
l
l
l
Computer terminals
Industrial systems controllers
Measuring instruments
Signal transmission between systems of
different potentials and impedances
13
2.54
5
6
12
11
7.0
6.0
10
9
7
8
OPTION SM
SURFACEMOUNT
OPTION G
7.62
1.2
20.32
19.32
7.62
4.0
3.0
0.6
0.1
13°
Max
1.25
0.75
0.5
0.26
10.46
9.86
10.16
0.26
3.35
3.0
0.5
ISOCOM INC
1024 S.GreenvilleAve,Suite240,
Allen, TX75002 USA
Tel:(214)495-0755 Fax:(214)495-0901
e-mail info@isocom.com
ISOCOM COMPONENTS LTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1YD
Tel: (01429) 863609 Fax :(01429) 863581
http://www.isocom.com
7/12/00
DB92252m-AAS/A2