BD3020HFP
500mA LDO穩壓器+看門狗計時器重置

BD3020HFP是50V高耐壓車電微控制器對應的低待機電流穩壓器+看門狗計時器重置IC。輸出電流500mA,但待機電流僅80µA(Typ)。輸出相位補償電容器可使用陶瓷電容器。BD3020HFP可透過在Vs引腳上連接電阻來改變重置檢測電壓。

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

Product Detail

 
料號 | BD3020HFP-TR
狀態 | 推薦品
封裝 | HRP7
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]

50.0

ch

1

Vin(Min.)[V]

5.6

Vin(Max.)[V]

36.0

Vout (Typ.) [V]

5

Vout Precision

±2.0%

Iout(Max.)[A]

0.5

Circuit Current[mA]

0.08

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

0.3(Io=0.2A)

Load Regulation[mV]

30

Detect Voltage(VDET) [V]

4.1

Additional Feature

Adjustable Detection Voltage through Vs pin

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

功能:

  • Integrated WDT Reset Circuit
    Adjustable Detection Voltage through Vs pin
  • Low saturation voltage by using PMOS output transistor
  • VCC Max Voltage: 50V
  • Integrated Over Current Protection and Thermal Shut Down
  • HRP7 package

Design Resources

 

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
  • Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
  • Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
  • 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

  • HRP7 Footprint / Symbol
  • HRP7 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)