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摘要: LMR12007稳压器是一款采用6引脚薄型SOT封装的单片,高频,PWM降压直流/直流转换器。此篇主要介绍了LMR12007特性、应用范围、参考设计电路以及电路分析,帮助大家缩短设计时间。LMR12007特性:薄型SOT-6封装;750mA输出电流;30nA关断电流;内部软启动LMR12007典型应用范围:本地负载点稳压;硬盘内的核心电源;机顶盒;电池供电类器件;笔记本电脑LMR12007参考设计
LMR12007特性:薄型SOT-6封装;750mA输出电流;30nA关断电流;内部软启动
LMR12007典型应用范围:本地负载点稳压;硬盘内的核心电源;机顶盒;电池供电类器件;笔记本电脑
LMR12007参考设计应用电路:
图1LMR12007内部结构图
TheLMR12007 regulator is a monolithic, high frequency, PWM step-down DC/DC converter in a 6-pin Thin SOT package. It provides all the active functions to provide local DC/DC conversion with fast transient response and accurate regulation in the smallest possible PCB area.
图2LMR12007参考设计图
TheLMR12007 is a constant frequency PWM buck regulator IC that delivers a 750mA load current. The regulator has a preset switching frequency of either 550kHz (LMR12007Y) or 1.6MHz (LMR12007X). These high frequencies allow the LMR12007 to operate with small surface mount capacitors and inductors, resulting in DC/DC converters that require a minimum amount of board space.
LMR12007中文数据手册:点击下载
更多原理图及源代码热门应用电路:立刻点击
型号 | 厂商 | 价格 |
---|---|---|
EPCOS | 爱普科斯 | / |
STM32F103RCT6 | ST | ¥461.23 |
STM32F103C8T6 | ST | ¥84 |
STM32F103VET6 | ST | ¥426.57 |
STM32F103RET6 | ST | ¥780.82 |
STM8S003F3P6 | ST | ¥10.62 |
STM32F103VCT6 | ST | ¥275.84 |
STM32F103CBT6 | ST | ¥130.66 |
STM32F030C8T6 | ST | ¥18.11 |
N76E003AT20 | NUVOTON | ¥9.67 |