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NCP5009 Backlight LED Boost Driver

NCP5009 Description

NCP5008, NCP5009 Backlight LED Boost Driver The NCP5008/NCP5009 is a high efficiency boost converter operating in current loop control mode to drive.
Pin Symbol Type 1 Iref INPUT 2 PHOTO SIGNAL 3 CS INPUT 4 VBIAS POWER 5 CLOCK INPUT 6 LOCAL INPUT 7 GND POWER 8 L2 POWER 9 L1 POWER 10.

NCP5009 Features

* 2.7 to 6.0 V Input Voltage Range
* Output Voltage from Vbat to 15 V
* 3.0 mA Quiescent Supply Current
* Automatically LEDs Current Matching
* No External Sense Resistor
* Includes Dimming Function
* Programmable or Automatic Current Output Mo

NCP5009 Applications

* LED Display Back Light Control
* High Efficiency Step Up Converter Vbat R1 30 k GND U1 1 Iref 2 PHOTO C1 Vbat 10 9 L1 10 mF/6.3 V GND Q1 NPN
* PHOTO Vbat GND Vcc 4 3 5 VBIAS CS CLK NCP5009 D1 D2 8 L2 7 GND 6 LOCAL D3 D4 L1 22 mH D5 MBR0520 GND MICROCONTROLLER

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Backlight LED Boost Driver ON Semiconductor
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