APW7000 データシートの表示（PDF） - Anpec Electronics

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コンポーネント説明

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APW7000

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

Anpec Electronics 

APW7000

Typical Operating Characteristics (Cont.)

StartUp in 2x Mode

IIN (100mA/div)

4 LEDs at 20mA

VF=3.1V, VIN=2.7V

Dimming in 1x Mode

ILED (10mA/div)

VOUT (2V/div)

EN (5V/div)

ILED (10mA/div)

TIME (0.1ms/div)

Dimming in 1.5x Mode

ILED (10mA/div)

VOUT (1V/div)

CTRL0 (2V/div)

4 LEDs at 20mA

VF=3.1V, VIN=4V

f=200Hz

TIME (2ms/div)

Dimming in 2x Mode

ILED (10mA/div)

VOUT (1V/div)

CTRL0 (1V/div)

4 LEDs at 20mA, VF=3.1V

VIN=3.3V, f=200Hz

VOUT (1V/div)

CTRL0 (1V/div)

4 LEDs at 20mA, VF=3.1V,

VIN=2.7V, f=200Hz

TIME (2ms/div)

OVP Even with LED Open Circuit

ILED (10mA/div)

VIN (1V/div)

VOUT (1V/div)

4 LEDs at 20mA

VF=3.1V, VIN=4V

LED1 is open

TIME (0.2ms/div)

Copyright © ANPEC Electronics Corp.

Rev. A.2 - Feb., 2009

TIME (2ms/div)

Line Transient Response in 1x to 1.5x Mode

VIN (1V/div)

4 LEDs at 20mA, VF=3.1V

VIN=3.2V to 3.8V

VOUT (1V/div)

ILED (20mA/div)

TIME (0.1ms/div)

7

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