BH25NB1WHFV
150mA 2.5V, Fixed Output, High PSRR, High-Accuracy CMOS LDO Regulator

ROHM's LDO regulators for portable devices have original CMOS processes are utilized for low consumption and high precision. ROHM's lineup of high reliability CMOS LDO regulators for high frequency circuits features high ripple rejection (80dB typ. at 1kHz) and an output current of 150mA. Specifically developed to provide superior line regulation, load regulation, and noise characteristics for high reliability analog applications, the units are available in an ultra-compact, space-saving HVSOF5 package with integrated heat sink.

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Product Detail

 
Part Number | BH25NB1WHFV-TR
Status | Active
Package | HVSOF5
Unit Quantity | 3000
Minimum Package Quantity | 3000
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

Breakdown Voltage(Max.)[V]

6.5

ch

1

Vin(Min.)[V]

2.5

Vin(Max.)[V]

5.5

Vout (Typ.) [V]

2.5

Vout Precision

±1.0

Iout(Max.)[A]

0.15

Circuit Current[mA]

0.06

Output Short Current[mA]

50

Shutdown Function

Yes

Thermal Shut-down

Yes

Over Current Protection

Yes

Over Voltage Protection

No

Discharge Function

No

Soft Start

No

I/O Voltage Difference (Typ.)[V]

0.25(Io=0.1A)

Ripple Rejection [dB]

80.0

Load Regulation[mV]

6(Io=1 to 100mA)

Input Capacitor[µF]

0.1

Output Capacitor[µF]

2.2

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Features:

・High accuracy output voltage : ±1%
・High ripple rejection ratio:80dB (Typ., 1kHz)
・Stable with small ceramic output capacitors
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Design Resources

 

Documents

Application Note

  • BHxxNB1, BUxxTA2 Series PCB Layout

Technical Articles

Schematic Design & Verification

  • Basics of Linear Regulators
  • Linear Regulator Specifications
  • Reverse Voltage Protection
  • Power Source ON/OFF Characteristics for Linear Regulator
  • Simple Test Method for Estimating the Stability of Linear Regulators
  • Connecting LDOs in Parallel
  • Problem Situations: Power Supply Does Not Start
  • Power Supply Sequence Circuit with General Purpose Power Supply IC
  • Table of resistance for output voltage setting on linear regulator Ics
  • Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
  • Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
  • Usage of SPICE Macromodel (for LDO)
  • BAxxCC0 Series Circuit Using a Ceramic Output Capacitor
  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • What Is Thermal Design
  • Method for Calculating Junction Temperature from Transient Thermal Resistance Data
  • Thermal Calculation for Linear Regulator
  • Thermal Resistance

Tools

2D/3D/CAD

  • HVSOF5 Footprint / Symbol

Packaging & Quality

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)