BD99950MUV

带SMBus接口2节/3节电池适用NDVC充电器
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BD99950MUV

BD99950MUV
带SMBus接口2节/3节电池适用NDVC充电器

BD99950MUV是高效率的同步整流型NVDC系统稳压器及电池充电器控制器。为切换系统供电，备有对N通道MOSFET个别进行驱动的2个电荷泵功能。充电电压、充电电流、AC适配器电流、最小系统电压可通过SMBus进行编程。将PWM开关频率通过SMBus设定为最大1.2MHz，可以实现线圈的小型化。

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* 本产品是标准级的产品。
本产品不建议使用于车载设备。
Data Sheet 购买 *

主要规格

 
型号 | BD99950MUV-E2
Status | 可购买
封装 | VQFN20PV3535
包装数量 | 2500
最小独立包装数量 | 2500
包装形态 | Taping
RoHS | Yes

特性：

Supply Voltage(Min.)[V]

6

Supply Voltage(Max.)[V]

24

Charge Voltage [V]

8.4±0.5%

Operating Temperature (Min.)[°C]

-10

Operating Temperature (Max.)[°C]

85

Package Size [mm]

3.5x3.5 (t=1)

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特点：

  • N-channel MOSFETs available for Battery or
    Adapter Selection via Internal Charge Pumps
  • Fast DPM Transient Response under Turbo Mode (<100µs)
  • Linear Mode Trickle Charge via BGATE Charge Pump
  • Low Operating Current BGATE Charge Pump at 17µA (typical)
  • MLCC Output Capacitor
  • High Light Load Efficiency for Energy Star and ErP Lot6
  • Fast Load Current Transient Response under
    No Battery or Dead Battery conditions
  • NMOS-NMOS Synchronous Step-Down Controller
  • Programmable 600kHz-1.2MHz Switching Frequency
  • Programmable Charge Voltage (16mV resolution),
    Charger Current (64mA resolution),
    Input Current (64mA resolution),
    Minimum System Voltage (64mV resolution)
  • ±0.5% Charge Voltage Accuracy
  • ±3% Charge Current Accuracy
  • ±3% Input Current Accuracy
  • ±0.5% Minimum System Voltage Accuracy
  • ±2% 20x Input Current Amplifier Output Accuracy
  • Integrated Loop Compensation
  • Battery Learn Function
  • AC Adapter Operating Range : 6.0V to 24.0V
  • Off-State Battery Discharge Current at 15µA
  • 20pin 3.5mm×3.5mm QFN Package
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