www.clare.com

4

LCA127L

Rev. 2

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.

LCA127L

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

LCA127L

Typical Turn-On vs. LED Forward Current

(Load Current = 170mADC)

LED Forward Current (mA)

0

5

1015202530354045

0.700

0.600

0.500

0.400

0.300

0.200

0.100

0

50

LCA127L

Typical Turn-Off vs. LED Forward Current

Load Current = 170mADC)

LED Forward Current (mA)

0

5

1015202530354045

0.140

0.120

0.100

0.080

0.060

0.040

0.020

0

50

LCA127L

Typical On-Resistance vs. Temperature

Temperature (

°C)

-40

60.000

50.000

40.000

30.000

20.000

10.000

0

-20

0

20

40

60

80

100

LCA127L

(Load Current = 170mADC)

Temperature (

°C)

-40

2.500

2.000

1.500

1.000

0.500

0

-20

0

20

40

60

80

100

LCA127L

(Load Current = 170mADC)

Temperature (

°C)

-40

2.500

2.000

1.500

1.000

0.500

0

-20

0

20

40

60

80

100

LCA127L

Typical Load Current vs. Load Voltage

(Ambient Temperature = 25

°C)

Load Voltage (V)

200

150

100

50

0

-50

-100

-150

-200

-2.5 -2.0 -1.5 -1.0 -0.5

0

0.5 1.0 1.5 2.0 2.5

LCA127L

Energy Rating Curve

Time

1.2

1.0

0.8

0.6

0.4

0.2

0

10

µs

1ms

100ms

10s

100

µs

10ms

1s

100s

LCA127L

Typical Current Limiting vs. Temperature

Temperature (

°C)

300.00

250.00

200.00

150.00

100.00

50.00

0

-40

-20

0

20

40

60

80

100