BD49101ARFS-M
车载音响用系统电源IC
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。
主要规格
型号 | BD49101ARFS-ME2
Status |
推荐品
封装 |
HTSSOP-A44R
包装数量 | 1500
最小独立包装数量 | 1500
包装形态 | Taping
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.
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)
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
