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瑞萨电子 (Renesas Electronics Corporation)
支持 DDR VTT 的 8 通道系统 PMIC

封装信息

CAD 模型:View CAD Model
Pkg. Type:QFN
Pkg. Code:
Lead Count (#):40
Pkg. Dimensions (mm):5x5
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

Pkg. TypeQFN
Lead Count (#)40
Carrier TypeTape & Reel
Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
Temp. Range (°C)-40 to +85°C
Advanced Features8 Channel System PMIC supporting DDR VTT
Automotive RatingNo
Battery InterfaceNo
Buck-Boost DC/DC Converter Channels (#)4
Bus Voltage (Max) (V)5
Comm. InterfaceI2C
Device FunctionsPMIC
Function8-ch PMIC
GPIOs (#)0
Input Voltage (Max) (V)5.5
Input Voltage (Max) [Rail 1] (V)5.5 - 5.5
Input Voltage (Max) [Rail 2] (V)5.5 - 5.5
Input Voltage (Min) (V)4.5
Input Voltage (Min) [Rail 1] (V)4.5
Input Voltage (Min) [Rail 2] (V)4.5
Input Voltage Range (V)4.5 - 5.5
Integrated Battery ChargerNo
Integrated step-down DC/DC Converter Channels (#)7
InterfaceI2C
LDOs3
Linear OutputYes
MOQ1000
Multi-Phase SupportNo
Output Current (Max) [Rail 1] (A)5
Output Current Max (A)5
Output Voltage (Max) (V)3.6
Output Voltage (Max) [Rail 1] (V)3
Output Voltage (Min) (V)0.8
Output Voltage (Min) [Rail 1] (V)0.8
Outputs (#)8
Package Area (mm²)25
Parametric CategoryPMICs
Pitch (mm)0.4
Pkg. Dimensions (mm)5x5
Processor NameRZ G2L, V2L
Processor SupplierRenesas
Product TypeMPU
Qty. per Reel (#)1000
Qualification LevelStandard
Step-up DC/DC converter Channels (#)0
Supply Voltage (V)4.5 - 5.5
Switching Frequency (MHz)2 - 2
Switching Regulators4
Thickness (mm)0.85
Total step-down DC/DC converter channels (#)7
USB-Power ManagementNo
VIN Range (V)4.5 - 5.5

描述

DA9281 是一款 8 通道 PMIC,配备了 4 个降压稳压器、3 个 LDO 和 1 个电压缓冲器,支持 DDR VTT 端接。 它可为电源应用提供多项关键功能,其中包括软启动、可选的预设输出电压和灵活的电源上电和断电序列。 这些功能可通过 I2C 接口使用非易失性存储器默认设置进行编程。 此外,8 个通道全都具有输出放电功能和各种保护功能,例如过流保护(OCP)、过压保护(OVP)和欠压保护(UVP)。