MCA230X, MCA231X, MCA255X
MCA230, MCA231, MCA255
OPTICALLY COUPLED ISOLATOR
PHOTODARLINGTON OUTPUT
APPROVALS
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2.54
6.4
6.2
1.54
8.8
8.4
1
2
3
Dimensions in mm
UL recognised, File No. E91231
-
'X' SPECIFICATION APPROVALS
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VDE 0884 in 2 available lead form :
- STD
- G form
VDE 0884 inSMD approval pending
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SETI approved, reg. no.151786-18
DESCRIPTION
The MCA230, MCA231, MCA255 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
,7.5kV
PK
)
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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
OPTION SM
SURFACE MOUNT
OPTION G
6
5
4
4.3
4.1
0.5
0.3
7.8
7.4
0.5
3.3
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
Reverse Voltage
Power Dissipation
OUTPUT TRANSISTOR
Collector-emitter Voltage BV
CEO
MCA255
MCA230, MCA231
Collector-base Voltage BV
CBO
MCA255
MCA230, MCA231
Emitter-collector Voltage BV
ECO
Power Dissipation
POWER DISSIPATION
55V
30V
55V
30V
7V
150mW
60mA
5V
105mW
5.08
max.
1.2
0.6
1.4
0.9
0.26
10.16
10.2
9.5
Total Power Dissipation
250mW
(derate linearly 3.3mW/°C above 25°C)
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
DB92189-AAS/A2
ISOCOM [ ISOCOM COMPONENTS ]
