4N29 4N29A 4N30 4N31 4N32 4N33

4

Motorola Optoelectronics Device Data

0.1

Figure 7. Turn–On Switching Times

1

IF, LED INPUT CURRENT (mA)

10

100

1000

0.2

0.5

1

2

5

10

20

50

100

RL = 1000

100

10

0.1

1

IF, LED INPUT CURRENT (mA)

10

100

1000

0.2

0.5

1

2

5

10

20

50

100

RL = 1000

100

10

Figure 8. Turn–Off Switching Times

VCC = 10 V

VCC = 10 V

0

Figure 9. DC Current Gain (Detector Only)

IB = 0.7 µA

0

VCE, COLLECTOR–EMITTER VOLTAGE (VOLTS)

2

4

6

8

10

12

14

2

4

6

8

10

12

14

16

18

20

IF = 0

0.6

µA

0.5

µA

0.4

µA

0.3

µA

0.2

µA

0.1

µA

0.01

Figure 10. Capacitances versus Voltage

1

V, VOLTAGE (VOLTS)

10

100

0.1

1

10

100

CEB

CCB

CLED

f = 1 MHz

CCE

TEST CIRCUIT

VCC = 10 V

IF = 200 mA

INPUT

RL

OUTPUT

WAVEFORMS

10%

90%

ton

INPUT PULSE

OUTPUT PULSE

tf

toff

tr

Figure 11. Switching Time Test Circuit and Waveforms

PULSE WIDTH

< 1 ms

IC = 50 mA