LP3972 - 面向高级应用处理器的电源管理 IC (PMIC)

LP3972是TI德州仪器公司的一款无产品，LP3972是面向高级应用处理器的电源管理 IC (PMIC)，本站介绍了LP3972的封装应用图解、特点和优点、功能等，并给出了与LP3972相关的TI元器件型号供参考。

LP3972 - 面向高级应用处理器的电源管理 IC (PMIC) - 无 - 电源管理多通道IC(PMIC)解决方案 - 德州仪器

产品特性

Compatible With Advanced Applications Processors Requiring Dynamic Voltage Management (DVM)
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
Thermal and Current Overload Protections
Three Buck Regulators for Powering High-Current Processor Functions or I/Os
- Programmable VOUT from 0.725 V to 3.3 V
- Up to 95% Efficiency and 1.6-A Output Current
- ±3% Output Voltage Accuracy
Six LDOs for Powering RTC, Peripherals, and I/Os
- Programmable VOUT of 1 V to 3.3 V
- ±3% Output Voltage Accuracy
  - LDO_RTC 30 mA
  - LDO1 300 mA
  - LDO2 150 mA
  - LDO3 150 mA
  - LDO4 150 mA
  - LDO5 400 mA

产品应用

Smart Phones
Personal Media Players
Digital Cameras
Application Processors
- Marvell PXA
- Freescale
- Samsung

产品说明

The LP3972 is a multi-function programmable power management unit (PMU) designed especially for advanced application processors. The LP3972 is optimized for low-power handheld applications and provides six low-dropout low-noise linear regulators, three DC-DC magnetic buck regulators, a backup battery charger, and two GPIOs. A high-speed serial interface is included to program individual regulator output voltages as well as on and off control.

产品器件信息

PART NUMBER	PACKAGE	BODY SIZE (NOM)
LP3972	WQFN (40)	5.00 mm × 5.00 mm

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