BD9A100MUV
2.7V~5.5V输入1A MOSFET内置 1ch同步整流 降压DC/DC转换器

BD9A100MUV是内置低导通电阻的功率MOSFET的同步整流降压型开关稳压器。最大可输出1A的电流。凭借SLLM™控制,实现轻负载状态的良好效率特性,适用于要降低待机功耗的设备。振荡频率1MHz的高速产品,适用于小型电感。是电流模式控制DC/DC转换器,具有高速瞬态响应性能,可轻松设定相位补偿。

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

主要规格

 
型号 | BD9A100MUV-E2
Status | 推荐品
封装 | VQFN016V3030
包装数量 | 3000
最小独立包装数量 | 3000
包装形态 | Taping
RoHS | Yes

特性:

Grade

Standard

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

2.7

Vin1(Max.)[V]

5.5

Vout1(Min.)[V]

0.8

Vout1(Max.)[V]

3.85

Iout1(Max.)[A]

1.0

SW frequency(Max.)[MHz]

1.0

Light Load mode

Yes

EN

Yes

PGOOD

Yes

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

特点:

·Synchronous 1 ch DC/DC converter
·SLLM™ (Simple Light Load Mode) control
·Over Current Protection
·Short Circuit Protection
·Thermal Shutdown protection
·Under Voltage lockout protection
·Adjustable soft start function
·Power Good output
·VQFN016V3030 package (backside heat
dissipation)

Evaluation
Board

 
    • Evaluation Board
    • BD9A100MUV-EVK-001
    • This evaluation board has been developed for ROHM’s synchronous buck DC/DC converter customers evaluating BD9A100MUV. While accepting a power supply of 2.7-5.5V, an output of 1.8V can be produced. The IC has internal 60mΩ high-side N-channel MOSFET and 60mΩ low-side N-channel MOSFET and a synchronization frequency is of 1MHz.

  • User's Guide Design Data Buy

设计资源

 

文档

White Paper

  • Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs

User's Guide

  • Evaluation Board User's Guide
  • Evaluation Board Data

Application Note

  • PCB Layout for BD9A Series

Reference Design

  • BD9A100MUV Reference Circuits and Bomlist

技术记事

Schematic Design & Verification

  • Buck DC/DC Converter Recommended Inductor List
  • 开关电路的功率损失计算
  • 降低DC/DC 转换器传导噪声的输入滤波器的设计和应用注意事项
  • Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
  • 开关波形的监测方法
  • 电流模式降压转换器的相位补偿设计
  • Bootstrap Circuit in the Buck Converter
  • Power Supply Sequence Circuit with General Purpose Power Supply IC
  • Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
  • 降压转换器的PCB布局设计方法
  • 降压DCDC转换器外围器件常数的确定方法
  • 通过频率特性分析仪FRA测试相位余量的方法
  • SPICE宏模型的使用方法(DC/DC篇)
  • 降压转换器IC的缓冲电路
  • 降压转换器效率
  • 功率损耗的计算方法(同步整流型)
  • 降压型转换器IC的电感计算
  • 降压转换器使用的功率电感注意事项
  • 降压转换器IC的电容计算
  • 降压转换器中使用的多层片式陶瓷电容的注意事项
  • 降压转换器IC的设定输出电压电阻一览表
  • 功率测量中探针校正的重要性 倾斜校正篇
  • 旁路电容器的阻抗特性

Thermal Design

  • 热仿真用双热阻模型
  • Notes for Temperature Measurement Using Thermocouples
  • Notes for Temperature Measurement Using Forward Voltage of PN Junction
  • 热阻、热特性参数
  • 使用热电偶测量封装背面温度时的注意点

设计模型

Simulations (Login Required)

  • Method for Exporting Circuit Data (ROHM Solution Simulator)

2D/3D/CAD

  • VQFN016V3030 Footprint / Symbol
  • VQFN016V3030 3D STEP Data

封装和质量数据

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)