ISOCOM MCA2255 Optically coupled isolator photodarlington output Datasheet

MCA2230X, MCA2231X, MCA2255X
MCA2230, MCA2231, MCA2255
OPTICALLY COUPLED ISOLATOR
PHOTODARLINGTON OUTPUT
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
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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 (5.3kVRMS ,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
OPTION G
OPTION SM
SURFACE MOUNT
5.08
max.
1.2
0.6
Dimensions in mm
2.54
APPROVALS
6.4
6.2
1
2
6
5
3
4
1.54
8.8
8.4
4.3
4.1
0.5
0.5
7.8
7.4
0.3
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
80mA
6V
105mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BVCEO
MCA2255
MCA2230, MCA2231
Collector-base Voltage BVCBO
MCA2255
MCA2230, MCA2231
Emitter-base Voltage BVEBO
Power Dissipation
55V
30V
55V
30V
6V
150mW
POWER DISSIPATION
10.2
9.5
1.4
0.9
0.26
10.16
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
DB92134-AAS/A2
ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )
Input
Output
Coupled
PARAMETER
MIN TYP MAX UNITS
Forward Voltage (VF)
Reverse Voltage (VR)
Reverse Current (IR)
3
1.2
V
V
µA
IF = 20mA
IR = 10µA
VR = 3V
30
55
V
V
IC = 100µA (note 2)
IC = 100µA (note 2)
30
55
5
V
V
V
nA
IC = 10µA (note 2)
IC = 10µA (note 2)
IE = 10µA
VCE = 10V
%
%
%
10mA IF , 5V VCE
10mA IF , 5V VCE
1mA IF , 1V VCE
V
V
V
V
VRMS
VPK
Ω
µs
µs
50mA IF , 50mA IC
1mA IF , 2mA IC
5mA IF , 10mA IC
10mA IF , 50mA IC
(note 1)
(note 1)
VIO = 500V (note 1)
VCC= 10V, RL = 100Ω,
IF = 10mA (Fig.1)
10
Collector-emitter Breakdown (BVCEO)
MCA2230, MCA2231
MCA2255
Collector-base Breakdown (BVCBO)
MCA2230, MCA2231
MCA2255
Emitter-base Breakdown (BVEBO)
Collector-emitter Dark Current (ICEO)
100
Collector Output Current ( IC ) (Note 2)
MCA2230
100
MCA2231, MCA2255
500
200
Collector-emitter Saturation VoltageVCE(SAT)
MCA2230, MCA2255
MCA2231
Input to Output Isolation Voltage VISO
Input-output Isolation Resistance RISO
Output Turn on Time
ton
Output Turn off Time
toff
Note 1
Note 2
1.5
TEST CONDITION
1.0
1.0
1.0
1.2
5300
7500
5x1010
10
100
Measured with input leads shorted together and output leads shorted together.
Special Selections are available on request. Please consult the factory.
FIGURE 1
VCC = 10V
Input
IF = 10mA
ton
100Ω
toff
tr
Input
7/12/00
Output
tf
Output
10%
10%
90%
90%
DB92134-AAS/A2
Collector Power Dissipation vs. Ambient Temperature
Current Transfer Ratio vs.
Forward Current
10000
4000
Current transfer ratio CTR (%)
Collector power dissipation P C (mW)
200
150
100
50
0
1000
400
100
40
VCE = 5V
TA = 25°C
10
0
-30
0
25
50
75
100
0.1 0.2 0.5
125
Forward Current vs. Ambient Temperature
TA = 25°C
20
Collector current I C (mA)
80
Forward current I F (mA)
10 20 50 100
50mA
100
60
40
20
0
10mA
5mA
80
60
40
2mA
20
IF = 1mA
0
-30
0
25
50
75
100
125
0
Ambient temperature TA ( °C )
1
1.2
3
4
5
Relative Current Transfer Ratio
vs. Ambient Temperature
1.5
Relative current transfer ratio
IF = 50mA
IC = 50mA
1.0
2
Collector-emitter voltage VCE ( V )
Collector-emitter Saturation
Voltage vs. Ambient Temperature
(V)
CE(SAT)
5
Collector Current vs. Collector-emitter Voltage
100
Collector-emitter saturation voltage V
2
Forward current IF (mA)
Ambient temperature TA ( °C )
0.8
0.6
0.4
0.2
0
IF = 10mA
VCE = 5V
1.0
0.5
0
-30
0
25
50
75
Ambient temperature TA ( °C )
7/12/00
1
100
-30
0
25
50
75
Ambient temperature TA ( °C )
100
DB92134-AAS/A2
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