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LP3905中文资料面向低功耗手持式应用的电源 IC (PMIC)数据手册TI规格书

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厂商型号

LP3905

参数属性

LP3905 封装/外壳为14-WFDFN 裸露焊盘;包装为卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带;类别为集成电路(IC)的电源管理-专用;LP3905应用范围:手持/移动设备;产品描述:IC PWR MANAGEMENT DUAL 14WSON

功能描述

面向低功耗手持式应用的电源 IC (PMIC)

封装外壳

14-WFDFN 裸露焊盘

制造商

TI Texas Instruments

中文名称

德州仪器 美国德州仪器公司

数据手册

下载地址下载地址二

更新时间

2025-9-23 12:00:00

人工找货

LP3905价格和库存,欢迎联系客服免费人工找货

LP3905规格书详情

描述 Description

LP3905 is a multi-functional Power Management Unit, optimized for low power handheld applications. This device integrates two 600mA DC-DC buck regulators and two 150mA linear regulators. Fixed and adjustable buck output versions are available. The LP3905 additionally features two enable pins for the device output control and is offered in an WSON package.

特性 Features

• Two Buck Regulators for Powering High Current Processor Functions or Peripheral Devices
• One Enable Pin for Buck1 and Linear Regulators 1 and 2
• Thermal and Current Overload Protection
• Buck Regulators
• Up to 90% Efficiency
• 2MHz PWM Fixed Switching Frequency (Typ)
• ±4% Output Voltage Accuracy Over Temp
• 2.2µH Inductor, 10µF Input and Output Caps
• 13.5µVrms Output Voltage Noise
• ±3% Output Voltage Accuracy Over Full Line and Load Regulation
• Cin = 1.0µF, Cout = 0.47µF for 100mA O/P
• 80mV Dropout Voltage

技术参数

  • 制造商编号

    :LP3905

  • 生产厂家

    :TI

  • Vin(Min)(V)

    :3

  • Vin(Max)(V)

    :5.5

  • Step-up DC/DC controller

    :0

  • Step-down DC/DC controller

    :0

  • LDO

    :2

  • Step-up DC/DC converter

    :0

  • Step-down DC/DC converter

    :2

  • Iout(Max)(A)

    :0.6

  • Iq(Typ)(mA)

    :0.14

  • Shutdown current(Typ)(uA)

    :6.5

  • Rating

    :Catalog

  • Operating temperature range(C)

    :-40 to 85

  • Configurability

    :Hardware configurableFactory programmable

  • Package Group

    :WSON | 14

  • Package size: mm2:W x L (PKG)

    :14WSON: 16 mm2: 4 x 4 (WSON | 14)

供应商 型号 品牌 批号 封装 库存 备注 价格
TI
24+
WSON-14
5000
全新原装正品,现货销售
询价
NS/国半
23+
DFN-14
5200
原厂原装
询价
NS
2023+
LLP-14
6985
专注全新正品,优势现货供应
询价
TI
23+
WSON-14
10065
原装正品,有挂有货,假一赔十
询价
TI/德州仪器
24+
WSON-14
9600
原装现货,优势供应,支持实单!
询价
国半
2009
LLP-14
30000
只做全新原装诚信经营现货长期供应
询价
NS/国半
23+
LLP
13000
原厂授权一级代理,专业海外优势订货,价格优势、品种
询价
TI
三年内
1983
只做原装正品
询价
NS
25+
LLP-14
3600
全新原装进口,公司现货!
询价
TI
23+
WSON-14
1000
正规渠道,只有原装!
询价