© TT electronics plc

General Note

TT Electronics reserves the right to make changes in product specification without

notice or liability. All information is subject to TT Electronics’ own data and is

considered accurate at time of going to print.

Hi-Reliability Optically

Coupled Isolator

4N22, 4N23, 4N24 [A] (TX, TXV)

4N47, 4N48, 4N49 [A] (TX, TXV)

Issue D

07/2016

Page 6

OPTEK Technology, Inc.

1645 Wallace Drive, Carrollton, TX 75006|Ph: +1 972 323 2200

www.optekinc.com | www.ttelectronics.com

Typical Performance Curves

Collector Current vs Forward Current vs Temperature

0%

100%

200%

300%

400%

500%

600%

700%

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

-55°

-35°

-15°

+5°

+25°

+45°

+65°

+85°

+105°

+125°

Normalized at +25°C

IF = 1 mA and VCE = 5

V

Normalized Collector Current Vs Temperature

0%

20%

40%

60%

80%

100%

120%

140%

-55°

-35°

-15°

+5°

+25°

+45°

+65°

+85°

+105° +125°

Temperature (°C)

IF=1mA

Normalized at +25°C

IF=1mA and VCE=5 V

Normalized Collector Current Vs Temperature

0%

20%

40%

60%

80%

100%

120%

140%

-55°

-35°

-15°

+5°

+25°

+45°

+65°

+85°

+105° +125°

Temperature (°C)

IF=2mA

Normalized at +25°C

IF=2 mA and VCE=5 V