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2.7-5.5V 4A 1ch Buck converter_BD9137MUV

ROHM的高效降压开关稳压器BD9137MUV/BD91361MUV,用于生成从5.5V/3.3V以下电源线到0.8V等的低电压电源。通过独创的脉冲跳跃控制方式和同步整流电路实现高效率化。采用电源模式控制方式,在负荷骤变情况下实现高速过渡响应。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BD9137MUV-E2 供应中 VQFN020V4040 2500 2500 Taping Yes
 
特性:
Grade Standard
ch 1
Integrated FET / Controller Integrated FET
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Synchronous
Vin1(Min.)[V] 2.7
Vin1(Max.)[V] 5.5
Vout1(Min.)[V] 0.8
Vout1(Max.)[V] 3.3
Iout1(Max.)[A] 4.0
SW frequency(Max.)[MHz] 1.0
Light Load mode Yes
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
特点:
  • ・通过电流模式PWM控制方式实现高速过渡响应
    ・通过内置同步整流(Nch/Nch FET)、SLLM™(Simple Light Load Mode)实现全负荷领域高效
    ・内置软启动功能
    ・内置温度/UVLO保护功能
    ・内置间隔式短路保护功能
    ・内置关机功能Icc=0μA(Typ.)
    ・采用高散热小型表面实际安装封装VQFN020V4040
 
 
 
 
技术信息
Reference Circuits and Bomlist

Reference Circuits and Bomlist

Application Note

Capacitor Calculation for Buck converter IC

Application Note

Inductor Calculation for Buck converter IC

Application Note

Resistor Value Table to set Output Voltage of Buck Converter IC

Application Note

Thermal Resistance

Application Note

PCB Layout Techniques of Buck Converter

Application Note

The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit

Application Note

Calculation of Power Loss (Synchronous)

Application Note

Considerations for Power Inductors Used for Buck Converters

Application Note

Snubber Circuit for Buck Converter IC

Application Note

Efficiency of Buck Converter