MAX1707 查看數據表（PDF） - Maxim Integrated

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MAX1707

Light-Management IC with Efficient 1x/1.5x/2x Charge Pump for Backlight/Flash/RGB LEDs

Maxim Integrated 

Light-Management IC with Efficient 1x/1.5x/2x

Charge Pump for Backlight/Flash/RGB LEDs

(TA = +25°C, unless otherwise noted.)

Typical Operating Characteristics (continued)

OPERATING WAVEFORMS 1X MODE

MAX1707 toc09

OPERATING WAVEFORMS 1.5X MODE

MAX1707 toc10

VOUT

50mV/div

VOUT

50mV/div

(AC-COUPLED)

(AC-COUPLED)

VIN

50mV/div

VIN

50mV/div

(AC-COUPLED)

(AC-COUPLED)

IIN

100mA/div

IIN

100mA/div

0

0

1µs/div

1µs/div

OPERATING WAVEFORMS 2X MODE

MAX1707 toc11

MAIN BACKLIGHT STARTUP WAVEFORM

MAX1707 toc12

VSDA

5V/div

VOUT

50mV/div

(AC-COUPLED)

1V/div

VOUT

VIN

50mV/div

(AC-COUPLED)

IIN

100mA/div

0

IIN

0

200mA/div

0

1µs/div

1ms/div

MAIN STARTUP WITH RGB ALREADY ON

MAX1707 toc13

VSDA

5V/div

VOUT

1V/div

FLASH STARTUP WAVEFORM

MAX1707 toc14

VSDA

5V/div

1V/div

VOUT

0

0

IIN

200mA/div

IIN

200mA/div

0

0

1ms/div

1ms/div

_______________________________________________________________________________________ 5

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