WMSIC Electronic Components

LOWPOWER LP6252QVF

ModelLP6252QVF
PackageTDFN-6-EP(2x2)
BrandLOWPOWER
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
LOWPOWER LP6252QVF
Type
LOWPOWER
Minimum package
4000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LOWPOWER
Electronic Component
LP6252QVF
Electronic Component
1
Package
TDFN-6-EP(2x2)
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.021g
Electronic Component
1
Features
Output; Load
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0229970645
Operating Temperature
40℃~+85℃@(TA)
Operating Voltage
2.5V~5.5V
Switching Frequency
1MHz
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

LP6252QVF 产品概述

一、产品简介

LP6252QVF 是微源半导体(LOWPOWER)推出的一款升压型开关稳压器,工作电压范围 2.5V–5.5V,输出电压可调 2.5V–5.4V。器件采用升压拓扑、内置开关管并支持同步整流,工作开关频率为 1MHz,单通道输出,适用于对体积、效率和成本有较高要求的便携式电源方案。

二、主要特性

  • 输入电压:2.5V ~ 5.5V
  • 输出电压:可调 2.5V ~ 5.4V
  • 开关频率:固定 1MHz,便于使用小型电感与电容
  • 同步整流:支持,提升转换效率、降低功耗
  • 开关管:内置,减少外部器件数量与板面积
  • 输出通道:单通道
  • 工作温度:-40℃ ~ +85℃(TA)
  • 封装:TDFN-6-EP (2x2),带底部热沉焊盘,利于散热

三、典型应用

  • 便携式消费电子(可提升电池电压驱动较高电压模块)
  • IoT 设备与传感器节点(小型化、低功耗要求)
  • 摄像头、模组供电(需要稳压的模拟/数字电源)
  • 白光/背光驱动(作为前级升压源)
  • 其他需将 2.5V5.5V 电源升压至 2.5V5.4V 的场合

四、封装与热管理

TDFN-6-EP (2×2) 小尺寸封装,带底部焊盘(EP)便于热量传导到 PCB。为保证长期可靠性与稳定性,建议在 PCB 设计中保持底部焊盘完整湿润、增加散热铜箔并优化走线,减小开关节点回路面积以降低 EMI。

五、设计要点与建议

  • 外围器件:内置开关管与同步整流简化了设计,但仍需匹配合适的电感与陶瓷电容。1MHz 工作频率支持使用体积小的电感(选型时关注 DC 电阻和饱和电流)。
  • 输出电压设定:通过外接分压电阻设定输出电压,注意高阻值可能受干扰影响,应兼顾精度与功耗。
  • 输入输出去耦:建议在靠近器件的输入/输出端放置低 ESR 陶瓷电容以抑制电压尖峰与降低纹波;必要时并联更大容量的电容改善瞬态响应。
  • 布局建议:开关节点(SW)、电感和输入/输出电容应尽量靠近器件引脚并缩短信号环路,地平面完整,热垫良好焊接。
  • 保护与可靠性:虽然器件集成度高,仍应关注过流、过温与输出短路工况在系统层面的防护设计。

六、小结

LP6252QVF 以其宽泛的输入范围、可调输出、1MHz 高频和同步整流特性,适合空间受限且对效率有要求的升压电源场景。结合恰当的电感、电容与 PCB 布局,能够在便携设备与嵌入式系统中实现紧凑且高效的供电解决方案。若需具体电气特性曲线、引脚定义与参考设计图,建议参考厂家完整数据手册。

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