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多通道 IC (PMIC)

LP3971

不推荐用于新设计

面向高级应用处理器的电源管理 IC (PMIC)

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LP3971 不推荐用于新设计
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LP3971

不推荐用于新设计
数据表 立即订购

产品详情

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WQFN (RSB) 40 25 mm² 5 x 5
  • Compatible with Advanced Applications Processors Requiring DVM (Dynamic Voltage Management)
  • Three Buck Regulators for Powering High Current Processor Functions or I/O's
  • 6 LDO's for Powering RTC, Peripherals, and I/O's
  • Backup Battery Charger with Automatic Switch for Lithium-Manganese Coin Cell Batteries and Super Capacitors
  • I2C Compatible High Speed Serial Interface
  • Software Control of Regulator Functions and Settings
  • Precision Internal Reference
  • Thermal Overload Protection
  • Current Overload Protection
  • Tiny 40-pin 5x5 mm WQFN Package

Key Specifications

  • Buck Regulators
    • Programmable VOUT from 0.725 to 3.3V
    • Up to 95% Efficiency
    • Up to 1.6A Output Current
    • ±3% Output Voltage Accuracy
  • LDO’s
    • Programmable VOUT of 1.0V–3.3V
    • ±3% output voltage accuracy
    • 150/300/370 mA output currentsLDO RTC 30 mALDO 1 300 mALDO 2 150 mALDO 3 150 mALDO 4 150 mALDO 5 370 mA
    • 100 mV (typ) dropout

All trademarks are the property of their respective owners.

  • Compatible with Advanced Applications Processors Requiring DVM (Dynamic Voltage Management)
  • Three Buck Regulators for Powering High Current Processor Functions or I/O's
  • 6 LDO's for Powering RTC, Peripherals, and I/O's
  • Backup Battery Charger with Automatic Switch for Lithium-Manganese Coin Cell Batteries and Super Capacitors
  • I2C Compatible High Speed Serial Interface
  • Software Control of Regulator Functions and Settings
  • Precision Internal Reference
  • Thermal Overload Protection
  • Current Overload Protection
  • Tiny 40-pin 5x5 mm WQFN Package

Key Specifications

  • Buck Regulators
    • Programmable VOUT from 0.725 to 3.3V
    • Up to 95% Efficiency
    • Up to 1.6A Output Current
    • ±3% Output Voltage Accuracy
  • LDO’s
    • Programmable VOUT of 1.0V–3.3V
    • ±3% output voltage accuracy
    • 150/300/370 mA output currentsLDO RTC 30 mALDO 1 300 mALDO 2 150 mALDO 3 150 mALDO 4 150 mALDO 5 370 mA
    • 100 mV (typ) dropout

All trademarks are the property of their respective owners.

The LP3971 is a multi-function, programmable Power Management Unit, designed especially for advanced application processors. The LP3971 is optimized for low power handheld applications and provides 6 low dropout, low noise linear regulators, three DC/DC magnetic buck regulators, a back-up battery charger and two GPIO’s. A high speed serial interface is included to program individual regulator output voltages as well as on/off control.

The LP3971 is a multi-function, programmable Power Management Unit, designed especially for advanced application processors. The LP3971 is optimized for low power handheld applications and provides 6 low dropout, low noise linear regulators, three DC/DC magnetic buck regulators, a back-up battery charger and two GPIO’s. A high speed serial interface is included to program individual regulator output voltages as well as on/off control.
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* 数据表 LP3971 Power Management Unit for Advanced Application Processors 数据表 (Rev. V) 2013年 5月 3日

订购和质量

包含信息：
  • RoHS
  • REACH
  • 器件标识
  • 引脚镀层/焊球材料
  • MSL 等级/回流焊峰值温度
  • MTBF/时基故障估算
  • 材料成分
  • 鉴定摘要
  • 持续可靠性监测
包含信息：
  • 制造厂地点
  • 封装厂地点