IL420, IL4208

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Vishay Semiconductors

Rev. 2.3, 22-Mar-2021

4

Document Number: 83629

For technical questions, contact: optocoupleranswers@vishay.com

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Fig. 3 - Maximum LED Power Dissipation

Fig. 4 - Typical Output Characteristics

Fig. 5 - Current Reduction

Fig. 6 - Current Reduction

Fig. 7 - Typical Trigger Delay Time

Fig. 8 - Typical Off-State Current

iil420_03

100

80

60

40

20

0

- 20

- 40

- 60

0

50

100

150

Tamb- Ambient Temperature (°C)

103

102

101

5

5

5

100

01

2

4

3

iil420_04

I

T = f(VT),

parameter: T

j

T

j = 25 °C

T

j = 100 °C

VT (V)

400

300

200

100

0

0

20

40

60

80

100

iil420_05

Tamb (°C)

I

TRMS = f(TA),

R

thJA = 150 K/W

Device switch

soldered in pcb

or base plate.

400

300

200

100

0

50

60

70

80

90

100

iil420_06

TPIN5 (°C)

ITRMS = f(TPIN5), RthJ-PIN5 = 16.5 K/W

Thermocouple measurement must

be performed potentially separated

to A1 and A2. Measuring junction

as near as possible at the case.

iil420_07

t gd = f(IF/IFT 25 °C),VD = 200 V,

parameter: Tj

IF/IFT 25 °C

10

0

10

1

10

2

10

0

10

1

10

2

10

3

T

j = 25 °C

100 °C

iil420_08

I

D = f(Tj), VD = 600 V,

parameter:T

j

0

20

40

60

80

100

103

102

101

100

10-1

Tj (°C)