Not Recommended for New Designs
TCMT111. Series
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Vishay Semiconductors
Rev. 1.5, 21-Jan-12
4
Document Number: 81862
For technical questions, contact: optocoupleranswers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Note
• As per IEC 60747-5-2, §7.4.3.8.1, this optocoupler is suitable for “safe electrical insulation” only within the safety ratings. Compliance with
the safety ratings shall be ensured by means of protective circuits.
TYPICAL CHARACTERISTICS (T
amb
= 25 °C, unless otherwise specified)
Fig. 4 - Total Power Dissipation vs. Ambient Temperature
Fig. 5 - Forward Current vs. Forward Voltage
Fig. 6 - Relative Current Transfer Ratio vs.
Ambient Temperature
Fig. 7 - Collector Dark Current vs. Ambient Temperature
SAFETY AND INSULATION RATINGS
PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT
Climatic classification IEC 68 part 1 40/110/21
Comparative tracking index CTI 175 399
Peak transient overvoltage V
IOTM
6000 V
Peak insulation voltage V
IORM
707 V
Safety rating - power output P
SO
265 mW
Safety rating - input current I
SI
130 mA
Safety rating - temperature T
SI
150 °C
Creepage distance 5mm
Clearance distance 5mm
Insulation thickness, reinforced rated per IEC 60950 2.10.5.1 0.4 mm
0
50
100
150
200
250
300
0 40 80 120
P
tot
- Total Power Dissipation (mW)
T
amb
- Ambient Temperature (°C)
96 11700
Coupled device
Phototransistor
IR-diode
0.1
1
10
100
1000
0
V
F
- Forward Voltage (V)
96 11862
I
F
- Forward Current (mA)
1.6
1.2
0.8
0.4
2.0
- 25 0 25 50
0
0.5
1.0
1.5
2.0
CTR
rel
- Relative Current Transfer Ratio
95 11025
75
T
amb
- Ambient Temperature (°C)
V
CE
= 5 V
I
F
= 5 mA
0255075
1
10
100
1000
10 000
I
CEO
- Collector Dark Current,
100
95 11026
with Open Base (nA)
V
CE
= 20 V
I
F
= 0
T
amb
- Ambient Temperature (°C)
