Datasheet > NCP5009

NCP5009

更新时间： 2024-11-22 21:54:47

品牌	Logo	应用领域
安森美 - ONSEMI		驱动器
页数	文件大小	规格书
20页	122K
描述
Backlight LED Boost Driver

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中文翻译

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数据手册

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NCP5009 数据手册

NCP5008, NCP5009

Backlight LED Boost Driver

The NCP5008/NCP5009 is a high efficiency boost converter

operating in current loop control mode to drive Light Emitting

Diode. The current mode regulation allows a uniform brightness of

the LEDs.

Features

http://onsemi.com

• 2.7 to 6.0 V Input Voltage Range

MARKING

DIAGRAM

• Output Voltage from V to 15 V

bat

• 3.0 mA Quiescent Supply Current

• Automatically LEDs Current Matching

• No External Sense Resistor

Micro 10

DM SUFFIX

CASE 846B

5Tx

AYW

• Includes Dimming Function

• Programmable or Automatic Current Output Mode

• LOCAL or REMOTE Control Facility

• Photo Transistor Sense Feedback Input

• Inductor Based Converter brings High Efficiency

• Low Noise DC/DC Converter

= Device Number 8 or 9

= Assembly Location

= Year

= Work Week

• All Pins are Fully ESD Protected

Typical Applications

PIN CONNECTIONS

• LED Display Back Light Control

• High Efficiency Step Up Converter

ref

bat

L2 Iout

GND

VBIAS

CLOCK

bat

LOCAL

NCP5008

30 k

10 mF/6.3 V

ref

bat

GND

ref

bat

PHOTO

Photo

GND

L2 Iout

GND

VBIAS

CLOCK

22 mH

LOCAL

bat

NPN−PHOTO

NCP5009

GND

Vcc

D5 MBR0520

GND

VBIAS

ORDERING INFORMATION

See detailed ordering and shipping information in the package

dimensions section on page 18 of this data sheet.

GND

CLK

LOCAL

NCP5009

LED

GND

2.2 mF/16 V

GND

Figure 1. Typical Battery Powered LED Boost Driver

Semiconductor Components Industries, LLC, 2003

Publication Order Number:

August, 2003 − Rev. 4

NCP5008/D

12 3 4 5 6 7...20

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