Downloading...
 
product-image
 

1ch 2.5-4.5V输入 0.6A同步整流降压 DC/DC转换器_BD9161FVM-LB

本产品是面向工业设备市场的产品,保证可长期稳定供货。是最适合这些用途的产品。罗姆的高效率降压开关稳压器(BD9161FVM-LB)是通过3.3V的电源线生成1.2V等低电压的电源。采用独创的脉冲跳跃控制方式和同步整流电路,实现高效化。采用电流模式控制方式,实现了负载突变时的高速瞬态响应。Max Duty为100%,在输入输出间电压差较小的条件下也可使用。

型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BD9161FVM-LBTR 供应中 MSOP8 3000 3000 Taping Yes
 
特性:
Grade Industrial
ch 1
Integrated FET / Controller Integrated FET
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Synchronous
Vin1(Min.)[V] 4.5
Vin1(Max.)[V] 5.5
Vout1(Min.)[V] 1.0
Vout1(Max.)[V] 3.3
Iout1(Max.)[A] 0.6
SW frequency(Max.)[MHz] 1.0
Light Load mode Yes
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -25
Operating Temperature (Max.)[°C] 85
特点:
  • ・Long Life Cycle Product for Industrial Applications.
    ・Fast Transient Response with Current Mode PWM Control System.
    ・Highly Efficiency with Synchronous Rectifier. (Nch/Pch FET)
    ・100% Duty Ratio.
    ・Soft-Start Function.
    ・Thermal Protection and ULVO Functions.
    ・Short-Current Protection Circuit with Time Delay Function.
    ・Shutdown Function.
 
 
引脚配置图:
Pin Configration
 
 
相关产品
相关新产品/产品更新电源管理
PART NUMBER Product Name Package Datasheet Distribution Inventory
BD9S300MUF-C 2.7V to 5.5V Input, 3A Integrated MOSFET Single Synchronous Buck DC/DC Converter For Automotive VQFN16FV3030   咨询
BD9E104FJ 7.0 V to 26.0 V Input, 1 A Integrated MOSFET Single Synchronous Buck DC/DC Converter SOP-J8   咨询
BD9V101MUF-LB 16V to 60V, 1A 1ch 2.1MHz Synchronous Buck Converter Integrated FET VQFN24FV4040   购买
BD70522GUL Nano Energy™ - Ultra Low Iq Buck Converter For Low Power Applications VCSP50L1C   购买
BD9E103FJ 7V to 28V Input, 1.5A Integrated MOSFET Single Synchronous Buck DC/DC Converter SOP-J8   购买
BD9S400MUF-C 2.7V to 5.5V Input, 4A Integrated MOSFET Single Synchronous Buck DC/DC Converter For Automotive VQFN16FV3030   购买
New Products:
 
 
技术信息
Capacitor Calculation for Buck converter IC

This application note explains the calculation of external capacitor value for buck converter IC circuit.

Inductor Calculation for Buck converter IC

This application note covers the steps required in choosing the inductor and to calculate the value used in buck regulator IC circuits.

Resistor Value Table to set Output Voltage of Buck Converter IC

This Application Note offers reference table to easily set resistor values for output voltage with various internal reference voltages VREF.

Thermal Resistance

The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.

PCB Layout Techniques of Buck Converter

Major problems that arise from in appropriate layout may cause increase in noise superposed by output and switching signal, the deterioration of regulator, and also lack of stability...

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

Using unmatched MLCC may not obtain required target characteristics for power supply circuit and may cause abnormal operation. This application note explains the important points while using MLCC.

Calculation of Power Loss (Synchronous)

This application note describes how to obtain the power loss required to calculate the temperature of a semiconductor device. Temperature control is important to ensuring product reliability.

Thermal Resistance

The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.

Considerations for Power Inductors Used for Buck Converters

This application note explains the features and things to consider when shopping for power inductors.

Snubber Circuit for Buck Converter IC

In buck converter ICs, many high-frequency noises are generated at switch nodes. A snubber circuit provides one way of eliminating such harmonic noise. This application note explains how to set up the RC snubber circuits.

Efficiency of Buck Converter

This application note explains power loss factors and methods for calculating them. It also explains how the relative importance of power loss factors depends on the specifications of the switching power source.

Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)

This application note introduces a method for easily measuring the phase margin with a Frequency Response Analyzer (FRA) made by NF Corporation.