Datasheet

ISOCOM COMPONENTS LTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1YD
Tel: [phone] Fax :[phone]
7/4/03
DB92546m-AAS/A3
0.26
20.32
19.32
4.0
3.0
0.5
7.62
13°
Max
7.0
6.0
2.54
1.2
0.5
1.2
3.0
4.0
3.0
3.35
7.0
6.0
0.5
0.5
7.62
1
2
4
3
0.26
13°
Max
2.54
3.0
10.16
9.16
4.0
3.0
3.35
0.5
7.0
6.0
7.62
2
3
4
7
6
5
1.2
13°
Max
0.5
0.26
2.54
Dimensions in mm
HIGH DENSITY MOUNTING
PHOTOTRANSISTOR
OPTICALLY COUPLED ISOLATORS
APPROVALS
l UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
l VDE 0884 in 3 available lead form : -
- STD
- G form
- SMD approved to CECC 00802
l BSI approved - Certificate No. 8001
DESCRIPTION
The TLP521, TLP521-2, TLP521-4 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
l Options :-
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
l High Current Transfer Ratio ( 50% min)
l High Isolation Voltage (5.3kV
RMS
,7.5kV
PK
)
l High BV
CEO
( 55Vmin )
l All electrical parameters 100% tested
l Custom electrical selections available
APPLICATIONS
l Computer terminals
l Industrial systems controllers
l Measuring instruments
l Signal transmission between systems of
different potentials and impedances
3.35
5.08
4.08
1 8
TLP521
TLP521-2
TLP521-4
OPTION G
7.62
SURFACE MOUNT
OPTION SM
10.16
0.26
1
2
3
7
8
16
15
10
9
6 11
5 12
14
4
13
10.46
9.86
0.6
0.1
1.25
0.75
TLP521GB, TLP521-2GB, TLP521-4GB, TLP521, TLP521-2, TLP521-4
TLP521XGB, TLP521-2XGB, TLP521-4XGB
TLP521X, TLP521-2X, TLP521-4X