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參數(shù)資料
| 型號： | NCP5008 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | Backlight LED Boost Driver |
| 中文描述： | 背光LED升壓驅(qū)動器 |
| 文件頁數(shù)： | 1/20頁 |
| 文件大小： | 119K |
| 代理商： | NCP5008 |
Semiconductor Components Industries, LLC, 2003
August, 2003 Rev. 4
1
Publication Order Number:
NCP5008/D
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
2.7 to 6.0 V Input Voltage Range
Output Voltage from V
bat
to 15 V
3.0 A Quiescent Supply Current
Automatically LEDs Current Matching
No External Sense Resistor
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
All Pins are Fully ESD Protected
Typical Applications
LED Display Back Light Control
High Efficiency Step Up Converter
Figure 1. Typical Battery Powered LED Boost Driver
I
ref
PHOTO
L2
CS
CLK
1
2
Q1
NPNPHOTO
GND
3
5
V
bat
6
LOCAL
GND
7
4
8
GND
L1
9
V
bat
10
R1
30 k
GND
M
Vcc
GND
NCP5009
D2
L1
22 H
V
bat
C1
10 F/6.3 VGND
D5 MBR0520
LED
D1
LED
LED
D3
LED
D4
2.2 F/16 V
C2
GND
U1
VBIAS
Micro 10
DM SUFFIX
CASE 846B
PIN CONNECTIONS
I
ref
NC
CS
V
bat
L1
L2 Iout
GND
LOCAL
VBIAS
CLOCK
1
2
3
4
5
10
9
8
7
6
10
1
5Tx
AYW
MARKING
DIAGRAM
x
A
Y
W
= Device Number 8 or 9
= Assembly Location
= Year
= Work Week
I
ref
V
bat
L1
L2 Iout
GND
LOCAL
Photo
CS
VBIAS
CLOCK
1
2
3
4
5
10
9
8
7
6
NCP5008
NCP5009
See detailed ordering and shipping information in the package
dimensions section on page 18 of this data sheet.
ORDERING INFORMATION
http://onsemi.com
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| NCP5008DMR2 | Backlight LED Boost Driver |
| NCP5009 | Backlight LED Boost Driver |
| NCP5009DMR2 | Backlight LED Boost Driver |
| NCP500SN30(中文) | 150 mA CMOS Low Noise Low-Dropout Voltage Regulator(150mA CMOS低噪聲低壓降穩(wěn)壓器) |
| NCP500SN33(中文) | 150 mA CMOS Low Noise Low-Dropout Voltage Regulator(150mA CMOS低噪聲低壓降穩(wěn)壓器) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| NCP5008/D | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:White LED Driver |
| NCP5008_06 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Backlight LED Boost Driver |
| NCP5008DMR2 | 功能描述:LED照明驅(qū)動器 15V Output Max LED RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| NCP5008DMR2G | 功能描述:LED照明驅(qū)動器 15V Output Max LED Backlight RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| NCP5009 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Backlight LED Boost Driver |
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