SC600AIMSTRT View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC600AIMSTRT

mAhXLife™ LED Driver with 5.0V, 4.5V, or 4.0V Output

Semtech Corporation 

POWER MANAGEMENT

Typical Characteristics

Load Regulation, VIN = 3.6V, Freq. = 650kHz

5.2

5

SC600A at 60mA

SC600B at 120mA

4.8

SC600D at 120mA

4.6

4.4

4.2

4

3.8

0

20

40

60

80

100

120

Load Current [mA]

Efficiency vs. Output Current, V = 3.6V,

IN

Freq. = 650kHz

95

90

85

80

75

70

65

SC600A 5.0V

SC600B 4.5V

60

SC600C 4.5V

SC600D 4.0V

55

50

0

10 20 30 40 50 60 70 80 90 100 110 120

Current [mA]

Ripple Voltage

SC600

5

4.8

4.6

4.4

4.2

4

3.8

2.5

Line Regulation, Freq. = 650kHz

SC600A at 60mA

SC600B at 120mA

SC600D at 120mA

3

3.5

4

4.5

5

5.5

6

6.5

Input Voltage [V]

Start-Up Conditions for 5.0V Output

Start-Up Conditions for 4.0V Output

© 2006 Semtech Corp.

13

www.semtech.com

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