
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
7/12/00
DB92134-AAS/A2
OPTICALLY COUPLED ISOLATOR
PHOTODARLINGTON OUTPUT
MCA2230X, MCA2231X, MCA2255X
MCA2230, MCA2231, MCA2255
DESCRIPTION
The MCA2230, MCA2231, MCA2255 series
of optically coupled isolators consist of an
infrared light emitting diode and NPN silicon
photodarlington in a space efficient dual in line
plastic package.
FEATURES
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Options :-
10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.
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High Current Transfer Ratio
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High Isolation Voltage (5.3kV
RMS ,7.5kVPK )
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All electrical parameters 100% tested
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Custom electrical selections available
APPLICATIONS
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Computer terminals
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Industrial systems controllers
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Measuring instruments
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Signal transmission between systems of
different potentials and impedances
1
3
2
4
6
5
Dimensions in mm
3.3
2.54
6.4
6.2
1.54
8.8
8.4
4.3
4.1
0.5
0.3
7.8
7.4
9.6
8.4
ABSOLUTE MAXIMUM RATINGS
(25°C unless otherwise specified)
Storage Temperature
-55°C to + 150°C
Operating Temperature
-55°C to + 100°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260°C
INPUT DIODE
Forward Current
80mA
Reverse Voltage
6V
Power Dissipation
105mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
CEO
MCA2255
55V
MCA2230, MCA2231
30V
Collector-base Voltage BV
CBO
MCA2255
55V
MCA2230, MCA2231
30V
Emitter-base Voltage BV
EBO
6V
Power Dissipation
150mW
POWER DISSIPATION
Total Power Dissipation
250mW
(derate linearly 3.3mW/°C above 25°C)
10.16
0.26
OPTION G
5.08
max.
SURFACEMOUNT
OPTION SM
1.2
0.6
1.4
0.9
10.2
9.5
APPROVALS
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UL recognised, File No. E91231
'X' SPECIFICATION APPROVALS
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MCA2231X -
VDE 0884 in 2 available lead form : -
- STD
- G form
VDE 0884 in SMD approval pending
MCA2230X, MCA2255X -
VDE 0884 approval pending
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EN 60950 approval pending