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1ch 7.0-35V输入 2A降压 DC/DC转换器_BD9778HFP

罗姆的柔性降压开关稳压器是外置电阻、可自由设置工作频率、内置高耐压POWER MOSFET的开关稳压器。具有输入电压范围广(7V~35V)、工作温度范围广(-40~125°C)的优点,适用于各种应用。此外,还内置了温度保护电路(TSD)、过电流保护电路(OCP)、欠压锁定电路(UVLO)等丰富的保护电路,在各种条件下均能提供可靠的保护,实现设备的高可靠性。

型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BD9778HFP-TR 供应中 HRP7 2000 2000 Taping Yes
 
特性:
Grade Automotive
ch 1
Integrated FET / Controller Integrated FET
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Nonsynchronous
Vin1(Min.)[V] 7.0
Vin1(Max.)[V] 35.0
Vout1(Min.)[V] 1.0
Vout1(Max.)[V] 35.0
Iout1(Max.)[A] 2.0
SW frequency(Max.)[MHz] 0.5
Light Load mode No
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 125
特点:
  • ・输入电压范围广(7V to 35V)
    ・待机时耗电0μA
    ・通过外接电阻可以设定输出电压(1V to VIN)
    ・通过外接电阻可变更振荡频率(50kHz to 500kHz)
    ・内置Pch POWER MOSFET
 
 
 
 
 
 
技术信息
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