N
BR1
V+
Large Valley-Fill CKT
SNVS570L – JANUARY 2009 – REVISED MAY 2013
L
MASTER
BUCK
MASTER
CTRL
SLAVE
BUCK
SLAVE
BUCK
MASTER
VCC CTRL
MASTER
DIM CTRL
Figure 25. Master/Slave Configuration With One Valley-Fill Circuit
THERMAL SHUTDOWN
Thermal shutdown limits total power dissipation by turning off the output switch when the IC junction temperature
exceeds 165°C. After thermal shutdown occurs, the output switch doesn’t turn on until the junction temperature
drops to approximately 145°C.
Copyright ? 2009–2013, Texas Instruments Incorporated
Product Folder Links: LM3445
19
相关PDF资料
LM5051MAEVAL/NOPB BOARD EVAL FOR LM5051MA
LMR020-0650-CCF9-1KIT2X KIT DEV LMR020-0650, 120V
LMR040-1000-CCF9-1KIT2X KIT DEV LMR4 1000 TRUEWHITE
LPSJ601.ZXID FUSEHOLDER CLASS J 60A IND 1POLE
LR4-1300F POLYSWITCH PTC RESET 13A STRAP
LR4-170UF POLYSWITCH PTC RESET 1.7A STRAP
LR4-190SLF POLYSWITCH PTC RESET 1.9A STRAP
LR4-190XF POLYSWITCH PTC RESET 1.9A STRAP
相关代理商/技术参数
LM3445-220VEVAL/NOPB 制造商:Texas Instruments 功能描述:LED Driver Eval. Board
LM3445-230VFLBK/NOPB 功能描述:LED 照明开发工具 LM3445-230VFLBK EVAL BOARD RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装:
LM3445A 制造商:NSC 制造商全称:National Semiconductor 功能描述:A19 Edison Retrofit Evaluation Board Can drive up to 18 series LEDs
LM3445-EDSNEV/NOPB 功能描述:LED 照明开发工具 LM3445-EDSN EVAL BOARD RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装:
LM3445EVM-695 功能描述:LM3445 1, Non-Isolated Output LED Driver Evaluation Board 制造商:texas instruments 系列:- 零件状态:有效 电流 - 输出/通道:500mA 输出和类型:1,非隔离 电压 - 输出:- 特性:可调光 电压 - 输入:90 ~ 135 VAC 所含物品:板 使用的 IC/零件:LM3445 标准包装:1
LM3445M 制造商:NSC 制造商全称:National Semiconductor 功能描述:Triac Dimmable Offline LED Driver
LM3445M/NOPB 功能描述:LED照明驱动器 RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
LM3445M/NOPB NOPB 制造商:Texas Instruments 功能描述:TRIAC DIMMABLE LED DRIVER