MCA230 Datasheet, PDF (3/6 Pages) Siemens Semiconductor Group – PHOTODARLINGTON OPTOCOUPLER

MCA230/MCA231/MCA255
Optocoupler, Photodarlington Output, _{Vishay Semiconductors}
High Gain,
TYPICAL CHARACTERISTICS
with Base Connection
T_amb = 25 °C unless otherwise specified
1.4
1. 3
Ta = –55 °C
1.2
1.1
Ta = 25 °C
1.0
0.9
Ta = 85 °C
0.8
0.7
.1
imca230_01
1
10
100
IF - Forward Current - mA
Fig. 1 - Forward Voltage vs. Forward Current
10
Normalized to:
Vcb = 3.5 V
1
IF = 10 mA
.1
.01
.001
.1
imca230_04
1
10
100
IF - LED Current - mA
Fig. 4 - Normalized Collector Base Photocurrent vs. LED Current
1.2 _{Normalized to:}
1.0 Vce = 5 V
0.8 ^{IF = 10 mA}
0.6
Vce = 5 V
0.4
0.2
0.0
.1
Vce = 1 V
1
10
100
IF - LED Current - mA
1000
imca230_02
Fig. 2 - Normalized Non-Saturated and Saturated CTR vs.
LED Current
10000
8000
Vce = 5 V
6000
4000
2000
Vce = 1 V
0
.01
.1
1
10
100
Ib - Base Current - μA
imca230_05
Fig. 5 - Non Saturated and Saturated HFE vs. Base Current
10 _{Normalized to:}
IF = 10 mA
1 Vce = 5 V
.1
Vce = 5 V
Vce = 1 V
.01
.001
.1
imca230_03
1
10
100
IF - LED Current - mA
Fig. 3 - Normalized Non-Saturated and
Saturated Collector Emitter Current vs. LED Current
80
VCC = 5 V
Vth = 1.5 V
60
1.0 kΩ
220 ıΩˇ
40
470 Ω
20
0
0
imca230_06
100 Ω
5
10
15
20
IF - LED Current - mA
Fig. 6 - Low to High Propagation Delay vs.
Collector Load Resistance and LED Current
Document Number: 83656
Rev. 1.6, 09-Jan-08
For technical questions, contact: [e-mail]
www.vishay.com
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