IL420, IL4208
Vishay Semiconductors
Optocoupler, Phototriac Output,
High dV/dt, Low Input Current
SAFETY AND INSULATION RATINGS (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
SYMBOL
MIN.
TYP.
MAX.
UNIT
Climatic classification
(according to IEC68 part 1)
55/100/21
Comparative tracking index
CTI
175
8000
630
399
VIOTM
V
VIORM
V
PSO
500
250
175
mW
mA
°C
ISI
TSI
Creepage distance
Clearance distance
Creepage distance
Clearance distance
Insulation thickness
Standard DIP-8
Standard DIP-8
400 mil DIP-8
400 mil DIP-8
For IL4208 only
7
7
mm
mm
mm
mm
mm
8
8
0.4
Note
•
As per IEC60747-5-2, § 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 (Tamb = 25 °C, unless otherwise specified)
150
1.4
1.3
Tamb = - 55 °C
1.2
100
Tamb = 25 °C
1.1
1.0
50
0.9
Tamb = 85 °C
0.8
0.7
0
0.1
1
10
100
- 60 - 40 - 20
0
20 40 60 80 100
IF - Forward Current (mA)
- Ambient Temperature (°C)
Tamb
iil420_01
iil420_03
Fig. 1 - Forward Voltage vs. Forward Current
Fig. 3 - Maximum LED Power Dissipation
103
10 000
τ
5
Duty factor
Tj = 25 °C
Tj = 100 °C
0.005
0.01
0.02
102
5
t
IT = f(VT),
parameter: Tj
1000
100
10
0.05
0.1
τ
DF = /t
0.2
0.5
101
5
100
10-6 10-5 10-4 10-3 10-2 10-1 100 101
t - LED Pulse Duration (s)
0
1
2
3
4
VT (V)
iil420_04
iil420_02
Fig. 2 - Peak LED Current vs. Duty Factor,
Fig. 4 - Typical Output Characteristics
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For technical questions, contact: optocoupleranswers@vishay.com
This document is subject to change without notice.
Document Number: 83629
Rev. 2.0, 29-Mar-11
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VISHAY [ VISHAY ]
