IL2

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Vishay Semiconductors

Rev. 1.7, 15-Apr-2021

7

Document Number: 83612

For technical questions, contact: optocoupler.answers@vishay.com

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Fig. 13 - Collector Base Photocurrent vs. LED Current

Fig. 14 - Normalized Photocurrent vs. IF and Temperature

Fig. 15 - Normalized Non-Saturated hFE vs. Base Current and

Temperature

Fig. 16 - Normalized Saturated hFE vs. Base Current and

Temperature

Fig. 17 - Propagation Delay vs. Collector Load Resistor

iil1_13

100

10

1

0.1

0.01

0.1

1

10

100

1000

IF - LED Current (mA)

Icb = 1.0357 * IF ^ 1.3631

iil1_14

0.1

1

10

100

0.01

0.1

1

10

IF - LED Current (mA)

Normalized to:

IF = 10 mA

A = - 20 °C

NIB-TA = 25 °C

NIB-TA = 50 °C

NIB-TA = 70 °C

NIB-T

iil1_15

1

10

100

1000

0.4

0.6

0.8

1.0

1.2

Ib - Base Current (µA)

Ib = 20 µA

VCE = 10 V

- 20 °C

50 °C

70 °C

Normalized to:

25 °C

iil1_16

1

10

100

1000

0.0

0.5

1.0

1.5

IB - Base Current (µA)

VCE = 0.4 V

Normalized to:

VCE = 10 V

IB = 20 µA

70 °C

50 °C

25 °C

- 20 °C

iil1_17

RL - Collector Load Resistor (kΩ)

100

10

1

0.1

1

10

100

1000

1.0

1.5

2.0

2.5

tpLH

tpHL

IF = 10 mA

VCC = 5 V, Vth = 1.5 V