ITC137P

www.clare.com

5

Rev. X

PERFORMANCE DATA*

*The Performance data shown in the graphs above is typical of device performance. For guaranteed parameters not indicated in the written specifications, please contact

our application department.

ITC137P

Typical LED Forward Voltage Drop

vs. Temperature

Temperature (

°C)

1.8

1.6

1.4

1.2

1.0

0.8

-40

-20

0

20

40

60

80

120

100

50mA

30mA

20mA

10mA

5mA

ITC137P

Typical Turn-On vs.

LED Forward Current

(Load Current = 120mADC)

LED Forward Current (mA)

0

5

1015202530354045

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

50

ITC137P

Typical Turn-Off vs. LED Forward Current

(Load Current = 120mADC)

LED Forward Current (mA)

0

5

1015202530354045

0.18

0.16

0.14

0.12

0.10

0.08

0.06

0.04

50

ITC137P

Typical On-Resistance vs. Temperature

Temperature (

°C)

-40

60

50

40

30

20

10

0

-20

0

20

40

60

80

100

ITC137P

Package Power Derating

Temperature (

°C)

25

1.00

0.95

0.90

0.85

0.80

0.75

0.70

0.65

0.60

0.55

0.50

30 35 40 45 50 55 60 65 70 75 80 85

Operating Area

ITC137P

Typical Load Current vs. Load Voltage

(Ambient Temperature = 25

°C)

Load Voltage (V)

200

150

100

50

0

-50

-100

-150

-200

-2.0 -1.5

-1.0

-0.5

0

0.5

1.0

2.0

1.5

ITC137P

Energy Rating Curve

Time

10

µs

1.2

1.0

0.8

0.6

0.4

0.2

0

1ms

100

µs

100ms

1s

10ms

10s

100s

ITC137P

Single Transistor

Typical Normalized CTR vs. Temperature

Temperature (

°C)

8

7

6

5

4

3

2

1

0

-40

-20

0

20

40

60

80

120

100

1mA

2mA

5mA

10mA

15mA

20mA

ITC137P

V-I Characteristics for Test Circuit

20

10

9

8

7

6

5

4

40

60

80

100

120

ITC137P

vs. Temperature

(Load Current = 120mADC)

Temperature (

°C)

-40

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

-20

0

20

40

60

80

100

ITC137P

vs. Temperature

(Load Current = 120mADC)

Temperature (

°C)

-40

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

-20

0

20

40

60

80

100

ITC137P

Single Transistor

Typical Normalized CTR vs. Forward Current

0

2

4

6

8

10

12

14

16

18

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

20