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Ultra Small DC/DC Converter for RF Power Amplifier_BU9006GUZ

BU9006GUZ是小型高效的RF功率放大器用降压同步整流开关稳压器。通过电流模式、2.0MHz(Typ.)高速开关工作,实现了良好的负载响应特性、外置元器件的小型化。通过自动或外部设定内置了工作的输入输出旁路用开关。

* 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
BU9006GUZ-E2 供应中 VCSP35L1 3000 3000 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] 2.5
Vin1(Max.)[V] 4.5
Vout1(Min.)[V] 0.95
Vout1(Max.)[V] 4.5
Iout1(Max.)[A] 0.75
SW frequency(Max.)[MHz] 2.0
Light Load mode No
EN No
PGOOD No
Operating Temperature (Min.)[°C] -35
Operating Temperature (Max.)[°C] 85
特点:
  • ・输入电压范围 2.5V~4.5V
    ・输出电压范围 0.95V~4.5V (基本电压输入范围 0.5V~VIN)
    ・电流模式控制
    ・内置输出部FET同步整流方式降压开关稳压器
    ・开关频率 2.0MHz(Typ.)
    ・最大输出电流750mA (开关稳压器部分)
    ・最大输出电流1.2A (旁路开关部分)
    ・旁路模式时PchFET 导通电阻 70mΩ(Typ.)
    ・1.6mm x 1.6mm, t=0.4mm(Max.), WLCSP封装(VCSP35L1)
 
 
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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.