APW7008 데이터 시트보기 (PDF) - Anpec Electronics

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APW7008

1X/1.5X/2x Charge Pump White LED Driver

Anpec Electronics 

APW7008

Typical Opeating Characteristics (Cont.)

StartUp in 1x Mode

IIN (100mA/div)

4 LEDs at 20mA

VF=3.1V, VIN=4V

VOUT (2V/div)

ILED (10mA/div)

EN (5V/div)

TIME (0.1ms/div)

StartUp in 1.5x Mode

IIN (100mA/div)

4 LEDs at 20mA

VF=3.1V, VIN=3.3V

VOUT (2V/div)

ILED (10mA/div)

EN (5V/div)

TIME (0.1ms/div)

StartUp in 2x Mode

IIN (100mA/div)

4 LEDs at 20mA

VF=3.1V, VIN=2.7V

VOUT (2V/div)

EN (5V/div)

ILED (10mA/div)

TIME (0.1ms/div)

Copyright © ANPEC Electronics Corp.

10

Rev. A.3 - Feb., 2009

Dimming in 1x Mode

ILED (10mA/div)

VOUT (1V/div)

CTRL0 (2V/div)

4 LEDs at 20mA

VF=3.1V, VIN=4V

f=200Hz

TIME (2ms/div)

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