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瑞萨电子 (Renesas Electronics Corporation)
可配置的高效降压稳压器,适用于需要超低电压纹波的可穿戴设备中的 GPS 子系统

封装信息

CAD 模型:View CAD Model
Pkg. Type:WLCSP
Pkg. Code:
Lead Count (#):12
Pkg. Dimensions (mm):1.7 mm x 1.3 mm x 0.5 mm, 12-pin WLCSP
Pitch (mm):0.4

环境和出口类别

Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
ECCN (US)EAR99
HTS (US)8542.39.0090

产品属性

Lead Count (#)12
Carrier TypeTape & Reel
Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
Country of AssemblyTAIWAN
Country of Wafer FabricationTAIWAN
Battery InterfaceNo
Bus Voltage (Max) (V)5.5
Control TypeI2C, DVC
Function1-ch PMIC
GPIOs (#)1
IQ [Rail 1] (µA)0.75
Input Voltage (Max) (V)5.5
Input Voltage (Max) [Rail 1] (V)5.5 - 5.5
Input Voltage (Min) (V)2.5
Input Voltage (Min) [Rail 1] (V)2.5
Input Voltage Range (V)2.5 - 5.5
Integrated Battery ChargerNo
Integrated step-down DC/DC Converter Channels (#)1
LDOs0
Linear OutputNo
Low-Noise/High PSRR Optimized Channels1 DC/DC buck
MOQ4500
Output Current (Max) [Rail 1] (A)0.6
Output Current Max (A)0.06
Output Voltage (Max) (V)1.9
Output Voltage (Max) [Rail 1] (V)1.9
Output Voltage (Min) (V)0.6
Output Voltage (Min) [Rail 1] (V)0.6
Output Voltage Range (V)0.6 - 1.9
Outputs (#)1
Parametric CategoryMulti-Channel Power Management ICs (PMICs)
Peak Efficiency (%)81
Pitch (mm)0.4
Pkg. Dimensions (mm)1.7 mm x 1.3 mm x 0.5 mm, 12-pin WLCSP
Pkg. TypeWLCSP
Qty. per Reel (#)4500
Qualification LevelStandard
Step-up DC/DC converter Channels (#)0
Switching Frequency (MHz)1.5 - 1.5
Switching Frequency Range (Typical) (kHz)1500
Temp. Range (°C)-40 to +85°C
Topology [Rail 2]Buck
Total step-down DC/DC converter channels (#)1
VIN Range (V)2.5 - 5.5

描述

DA9232 是一款高效、超低静态电流、超低输出纹波降压稳压器,采用紧凑型 I2C 可配置 WLCSP 封装,适用于需要低纹波和高效电源的电池供电应用。

由于 DA9232 在运行和关断期间提供低静态电流,这些器件的电池寿命显著延长。 降压稳压器中的动态电压控制(DVC)有助于优化整个系统电源模式,从而进一步提高系统效率和电池寿命。

优势

  • 10mV 输出纹波可满足为可穿戴设备中的 GPS 芯片组供电的要求
  • 低静态电流降压稳压器延长电池寿命
  • 动态可编程输出电压可优化工作模式下的性能,并延长存储模式下的电池寿命