BD49101ARFS-M

车载音响用系统电源IC
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BD49101ARFS-M

BD49101ARFS-M
车载音响用系统电源IC

BD49101ARFS-M是内置多个汽车音响所需电源的系统电源IC。本IC内置DC/DC 2ch、线性稳压器（以下称为REG）5ch、高边开关SW，微控制器、CD、调谐器、USB、照明、音响等可仅靠本IC供电。以高效率DC/DC电源为基础实施了系统化，比以往产品发热少。内置低功耗模式切换功能及电源控制功能等，实现了（1）高效率（2）低待机电流（3）简单的电源设计。

Data Sheet 购买
Data Sheet 购买

主要规格

 
型号 | BD49101ARFS-ME2
Status | 推荐品
封装 | HTSSOP-A44R
包装形态 | Taping
包装数量 | 1500
最小独立包装数量 | 1500
RoHS | Yes

功能安全:

类别 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
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特性：

ch

7

Vin1(Min.)[V]

5.5

Vin1(Max.)[V]

25

SW frequency(Max.)[MHz]

0.5

Circuit Current(Typ.)[mA]

5

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

18.5x9.5 (t=1)

Common Standard

AEC-Q100 (Automotive Grade)

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特点：

  • AEC-Q100 Qualified
  • Integrated 7 channels of Power Supply for Car Audio
    • 2 DCDC (Integrated 1 Controller )
    • 5 REG
  • 1 High Side Switch channel
  • Integrated Low Power Standby REG for MCU Power Supply
  • REG4 Cable Impedance Compensation
  • I²C Interface
  • Selectable Oscillator Frequency using External Resistance
  • External Clock Synchronization
  • Power Supply Control Function (Power on/off Sequencer).
  • Low Voltage, Over Voltage and REG4 Over Current Detect Flag
  • Integrated Protection Circuitry:
    • Over Voltage Input Protection
    • Over Current Protection
    • Thermal Shutdown
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