ROHM Product Detail

BD49101AEFS-M
汽車音響用系統電源IC

BD49101AEFS-M是內建多個汽車音響所需電源的系統電源IC。本IC內建DC/DC 2ch、線性穩壓器5ch、 High Side 開關SW，微控制器、CD、調諧器、USB、照明、音響等可僅靠本IC供電。以高效率DC/DC電源為基礎實施了系統化，比以往產品發熱少。內建低耗電流模式切換功能及電源控制功能等，實現了（1）高效率（2）低待機電流（3）簡單的電源設計。

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Data Sheet 購買

Product Detail

 
料號 | BD49101AEFS-ME2
狀態 | 推薦品
封裝 | HTSSOP-A44
包裝形式 | Taping
單位數量 | 1500
最小包裝數量 | 1500
RoHS | Yes

功能安全:

類別 : 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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規格:

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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功能:

  • 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 Oscillation 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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