BU18TD3WG
1ch 200mA CMOS LDO Regulator

The BU**TD2WNVX / BU**TD3WG series integrates a 200mA output high performance FULL CMOS regulator into an ultra-compact SSON004X1010 package (1.0mm×1.0mm×0.6mm) & SSOP5 package(2.9mm×2.8mm×1.15mm). Additional features include a circuit current of only 35µA for low power consumption along with superior noise and load response characteristics, making them ideal for use in power supplies for a wide variety of applications, including logic ICs, RF circuits, and camera modules.

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Product Detail

 
Part Number | BU18TD3WG-TR
Status | Recommended
Package | SSOP5
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]

1.7

Vin(Max.)[V]

6.0

Vout (Typ.) [V]

1.8

Vout Precision

±25mV

Iout(Max.)[A]

0.2

Circuit Current[mA]

0.035

Output Short Current[mA]

70

Shutdown Function

Yes

Thermal Shut-down

Yes

Over Current Protection

Yes

Over Voltage Protection

No

Discharge Function

Yes

Soft Start

No

Ripple Rejection [dB]

70.0

Load Regulation[mV]

10(Io=1 to 100mA)

Input Capacitor[µF]

0.47

Output Capacitor[µF]

0.47

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Features:

・High-accuracy output voltage of ±1% (±25 mV on Vout < 2.5V products)
・High ripple rejection: 70 dB (Typ., 1 kHz,)
・Compatible with small ceramic capacitor (CIN=Co=0.47 µF)
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Design Resources

 

Documents

Application Note

  • BUxxTD3 Series Dropout Voltage
  • Thermal Resistance Data for SSOP5 using in BUxxTD3WG series
  • BUxxTD3 Series Application Information
  • BDxxSD2, BDxxSD5, BDxxTD3 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

  • SSOP5 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)