1ch 150mA CMOS LDO Regulators_BH30PB1WHFV

ROHM的用于便携式设备的LDO稳压器利用本公司的CMOS工艺实现了低功耗和高精度。自动省电的CMOS LDO稳压器系列是能够根据输出电流的变化使稳压器的特性自动切换到最佳状态的系列稳压器。在整机处于待机状态时,使稳压器本身的消耗电流降低到约2μA,以减少消耗功率。有正常电流流通时,即自动切换到高速工作模式。而且,利用软启动功能还可以在电压上升时减小对输出电容的冲击电流。封装采用散热性能优良的HVSOF5型封装,有利于整机的节省空间设计。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
BH30PB1WHFV-TR 供应中 HVSOF5 3000 3000 Taping Yes
Grade Standard
Breakdown Voltage(Max.)[V] 6.5
ch 1
Vin(Min.)[V] 1.7
Vin(Max.)[V] 5.5
Vout (Typ.) [V] 3
Vout Precision ±1.0%(High speed), -3.0% to +3.8%(Low Icc)
Iout(Max.)[A] 0.15
Circuit Current[mA] 0.02
Output Short Current[mA] 50
Shutdown Function Yes
Thermal Shut-down Yes
Over Current Protection Yes
Over Voltage Protection No
Discharge Function Yes
Soft Start No
I/O Voltage Difference (Typ.)[V] 0.21(Io=0.1A)
Ripple Rejection [dB] 60.0
Load Regulation[mV] 10(Io=10 to 100mA)
Input Capacitor[µF] 0.47
Output Capacitor[µF] 0.47
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
  • ・低功耗模式与高速模式自动切换
PART NUMBER Product Name Package Datasheet Distribution Inventory
BH33PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
BH15PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
BH18PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
BH31PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
BH12PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
BH28PB1WHFV 1ch 150mA CMOS LDO Regulators HVSOF5   购买
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Table of resistance for output voltage setting on linear regulator Ics

This application notes provide tables for each series so that it is easy to set the resistance value for the output voltage setting from 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.

BHxxPB1Series PCB Layout

The basic terminal configuration of a linear regulator IC consists of four parts: input, output, GND, and feedback…

Basics of Linear Regulators

A linear regulator, also referred to as a "three-terminal regulator" or "dropper," is a power supply long known to many designers owning to its simple circuitry and ease of use...

Linear Regulator Specifications

Very important information such as maximum ratings, operating conditions and characteristic graphs are described in the table.

Reverse Voltage Protection

A linear regulator integrated circuit (IC) is a DC-to-DC buck converter system that reduces a DC supply from higher voltage level to a lower voltage level...

Simple Test Method for Estimating the Stability of Linear Regulators

Low drop-out (LDO) regulators developed back in the age when large-capacitance multi-layer ceramic capacitors (hereinafter, MLCCs) were uncommon cause a phase delay, leading to oscillation when connected to a low-ESR capacitor like an MLCC...

Thermal Calculation for Linear Regulator

The loss in linear regulators increases as the difference between the input and output voltages increases. Since most of the loss is converted to heat, a very large amount of heat may be generated in some conditions...

Power Source ON/OFF Characteristics for Linear Regulator

When a linear regulator IC is turned ON, the electric charge is stored in the output capacitor and the output voltage increases up to the specified value.

BAxxCC0 Series Circuit Using a Ceramic Output Capacitor

This application note proposes a circuit using an output ceramic capacitor that allows a stable phase compensation.

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.

Connecting LDOs in Parallel

Provides some hints on how to connect LDOs in parallel.