Broadcom

ACPL-K49CT-DS101

10

ACPL-K49CT

Data Sheet

Wide Operating Temperature Automotive R2Coupler™ 20-kBd Digital Optocoupler

Configurable as Low-Power, Low-Leakage Phototransistor

Figure 7: Typical High-Level Output Current vs. Temperature

Figure 8: Typical Off-State Current vs. Temperature (4-Pin

Configuration)

1

0.1

0.01

0.001

0.0001

25

50

75

100

125

TA - AMBIENT TEMPERATURE - °C

1

0.1

0.01

0.001

0.0001

0.00001

25

50

75

100

125

TA - AMBIENT TEMPERATURE - °C

Figure 9: Switching Test Circuit (5-Pin Configuration)

Figure 10: Switching Test Circuit (4-Pin Configuration)

8

7

6

5

1

2

3

4

Pulse

Generator

ZO = 50 Ω

tr = 5 ns

10% Duty Cycle

1/f < 100 s

IF Monitor

+5 V

RL

VO

0.1 F

CL= 15 pF

5 V

IF

VO

1.5 V

2.0 V

tPHL

tPLH

VOL

100

8

7

6

5

1

2

3

4

Pulse

Generator

ZO = 50 Ω

tr = 5 ns

10% Duty Cycle

1/f < 100 s

IF Monitor

+5 V

RL

VO

CL= 15 pF

5 V

IF

VO

1.5 V

2.0 V

tPHL

tPLH

VOL

100