BA33DD0WHFP
2A Fixed Output LDO Regulators with Shutdown Switch

ROHM的標準LDO穩壓器系列可對應各種小型/節能化的裝置以及多樣化的電源結構。標準LDO穩壓器系列為可供應輸出電流達2A/1A/0.3A的低飽和型穩壓器。本產品備有各種輸出電壓、封裝以及是否設有斷路開關等豐富產品陣容可供選擇。此外，本IC還內建能夠避免因輸出短路等造成IC損壞的過電流保護電路，避免IC因過度負載等產生高熱造成損壞的過熱保護電路，以及能夠防止因電源線中的突波等造成損壞的過電壓保護電路。

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* 本產品是標準級的產品。
本產品不建議使用的車載設備。
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Product Detail

 
料號 | BA33DD0WHFP-TR
狀態 | 可購買
封裝 | HRP5
單位數量 | 2000
最小包裝數量 | 2000
包裝形式 | Taping
RoHS | Yes

規格:

Grade

Standard

Breakdown Voltage(Max.)[V]

35.0

ch

1

Vin(Min.)[V]

3.0

Vin(Max.)[V]

25.0

Vout (Typ.) [V]

3.3

Vout Precision

±1.0

Iout(Max.)[A]

2.0

Circuit Current[mA]

0.9

Shutdown Function

Yes

Thermal Shut-down

Yes

Over Current Protection

Yes

Over Voltage Protection

Yes

Discharge Function

No

Soft Start

No

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

0.45(Io=2A)

Ripple Rejection [dB]

55.0

Load Regulation[mV]

50(Io=0A to 2A)

Input Capacitor[µF]

0.33

Output Capacitor[µF]

22.0

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

功能:

・最大輸出電流2A
・±1%高精度輸出電壓
・PNP輸出低飽和型
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Design Resources

 

Documents

Application Note

  • BAxxDD0 Series Dropout Voltage
  • BAxxDD0 Series Application Information
  • BAxxCC0 Series Typical Performance Curves
  • BAxxBC0, BAxxCC0, BAxxDD0, BAxxJC5 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

  • Thermal Calculation for Linear Regulator
  • Thermal Resistance

Tools

Simulations (Login Required)

  • Method for Exporting Circuit Data (ROHM Solution Simulator)

2D/3D/CAD

  • HRP5 Footprint / Symbol
  • HRP5 3D STEP Data

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 Contained Report
  • RoHS Comission Delegated Directive

Export Information

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