參數(shù)資料
型號: LX1744
廠商: Microsemi Corporation
元件分類: LED驅(qū)動器
英文描述: Dual Output Boost ? LED Driver / LCD Bias
中文描述: 雙輸出升壓? LED驅(qū)動器/ LCD偏置
文件頁數(shù): 11/16頁
文件大小: 571K
代理商: LX1744
LX1744
P
RODUCTION
D
ATASHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 11
W
M
.
C
Dual Output Boost – LED Driver / LCD Bias
I N T E G R A T E D P R O D U C T S
Copyright
2000
Rev. 1.1b, 2005-03-01
E V A L U A T I O N B O A R D
Table 1: Input and Output Pin Assignments
Input/Output
Range
Name
Description
VIN
GNDx
0 to 6V
0V
Main power supply for outputs.
Common ground reference.
Apply a DC voltage or a PWM voltage to this pin to adjust the LCD1
output voltage. PWM inputs should be greater than 120Hz.
Pulled up to VIN on board (10K
), Ground to inhibit the LED driver
output (VOUT).
Pulled up to VIN on board (10K
), Ground to inhibit the VLCD1.
Output voltage test point. Programmed for 18V output, adjustable up to
25V.
Output voltage mirror of VLCD1
LED drive voltage probe point.
LED current sense feedback.
Apply a DC voltage or a PWM voltage to this pin to adjust the LED
current. PWM inputs should be greater than 120Hz with a DC portion
less than 350mV.
LED Driver MOSFET Gate Driver Output
Buffered IC reference output.
ADJ
0 to VIN-100mV
SHDN
SHDN
0 to VIN
VLCD
25V
-VLCD
VOUT
LFB
-25V
25V
0 to VIN
BRT
0 to 350mV
DRV
REF
0 to VIN
1.19V Typ.
Note: All pins are referenced to ground.
A
P
P
L
I
C
A
T
I
O
N
S
相關(guān)PDF資料
PDF描述
LX1744CLQ Dual Output Boost ? LED Driver / LCD Bias
LX1744CPW Dual Output Boost ? LED Driver / LCD Bias
LX1801 SPARK for MED427A-1
LX1910 Step-Down Regulator
LX1910CDU Step-Down Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LX1744 EVAL KIT 制造商:Microsemi Corporation 功能描述:LED BACKLIGHT CONTROLLERS AND DRIVERS - Bulk
LX1744CLQ 功能描述:IC LED DRVR WT/CLR BCKLGT 16MLPQ RoHS:是 類別:集成電路 (IC) >> PMIC - LED 驅(qū)動器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 恒定電流:- 恒定電壓:- 拓?fù)?升壓(升壓),切換式電容器(充電泵) 輸出數(shù):1 內(nèi)部驅(qū)動器:是 類型 - 主要:背光 類型 - 次要:白色 LED 頻率:625kHz ~ 875kHz 電源電壓:2.7 V ~ 5.3 V 輸出電壓:5V 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:10-µMAX 包裝:帶卷 (TR) 工作溫度:-40°C ~ 85°C
LX1744CPW 功能描述:IC LED DRVR WT/CLR BCKLT 14TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - LED 驅(qū)動器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 恒定電流:- 恒定電壓:- 拓?fù)?升壓(升壓),切換式電容器(充電泵) 輸出數(shù):1 內(nèi)部驅(qū)動器:是 類型 - 主要:背光 類型 - 次要:白色 LED 頻率:625kHz ~ 875kHz 電源電壓:2.7 V ~ 5.3 V 輸出電壓:5V 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:10-µMAX 包裝:帶卷 (TR) 工作溫度:-40°C ~ 85°C
LX1745 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Triple Output Boost ? LED Driver / LCD Bias
LX1745 EVAL KIT 制造商:Microsemi Corporation 功能描述:LED BACKLIGHT CONTROLLERS AND DRIVERS - Bulk