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RT9378 PDF预览

RT9378

更新时间: 2024-02-06 07:59:54
品牌 Logo 应用领域
立锜 - RICHTEK 驱动器白色LED灯
页数 文件大小 规格书
10页 212K
描述
4 CHs 100mA x1/x1.5/x2 Charge Pump White LED Driver

RT9378 技术参数

Status:ActiveVin (min) (V):2.8
Vin (max) (V):4.5SW Freq (typ) (kHz):1000
Number of LEDs (max) (pcs):4Iout (max)/channel (mA):25
Iq (typ) (mA):1Dimming Control:PWM
Topology:Features:Enable Input;OVP
Package Type:WQFN2x2-12

RT9378 数据手册

 浏览型号RT9378的Datasheet PDF文件第3页浏览型号RT9378的Datasheet PDF文件第4页浏览型号RT9378的Datasheet PDF文件第5页浏览型号RT9378的Datasheet PDF文件第7页浏览型号RT9378的Datasheet PDF文件第8页浏览型号RT9378的Datasheet PDF文件第9页 
RT9378  
x1.5 Mode Inrush Current Response  
x2 Mode Inrush Current Response  
VIN = 3.1V  
VIN = 2.8V  
EN  
(5V/Div)  
VOUT  
(2V/Div)  
EN  
(5V/Div)  
VOUT  
(2V/Div)  
C2P  
(2V/Div)  
C2P  
(2V/Div)  
IIN  
IIN  
(200mA/Div)  
(200mA/Div)  
Time (100μs/Div)  
Time (100μs/Div)  
x1 Mode Dimming Operation  
Ripple & Spike  
VIN  
(50mV/Div)  
EN  
(2V/Div)  
VOUT  
(20mV/Div)  
C2P  
(5V/Div)  
IIN  
ILED  
(10mA/Div)  
(100mA/Div)  
VIN = 3.2V  
VIN = 3.7V  
Time (1μs/Div)  
Time (1ms/Div)  
www.richtek.com  
6
DS9378-03 April 2011  

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