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TPS40303DRCR +BOM

Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-VSON (3x3)

TPS40303DRCR General Description

This controller also boasts a range of convenient features, including programmable soft-start, pre-bias startup, and power-good output functionality. These features make system integration and monitoring a breeze, while built-in protection mechanisms such as overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown ensure safe and reliable operation

Key Features

  • Input Voltage Range From 3 V to 20 V
  • 300-kHz (TPS40303), 600-kHz (TPS40304), and 1.2-MHz (TPS40305) Switching Frequencies
  • High- and Low-Side FET RDS(on) Current Sensing
  • Programmable Thermally Compensated OCP Levels
  • Programmable Soft Start
  • 600-mV, 1% Reference Voltage
  • Voltage Feed-Forward Compensation
  • Supports Prebiased Output
  • Frequency Spread Spectrum
  • Thermal Shutdown Protection at 145°C
  • 10-Pin 3-mm × 3-mm VSON Package With Ground Connection to Thermal Pad
  • Create a Custom Design Using the TPS4030x With the WEBENCH® Power Designer

Specifications

Vin (min) (V) 3 Vin (max) (V) 20
Vout (min) (V) 0.6 Vout (max) (V) 18
Iout (max) (A) 25 Iq (typ) (mA) 2.5
Switching frequency (min) (kHz) 300 Switching frequency (max) (kHz) 300
EMI features Spread Spectrum Features Enable, Power good, Pre-Bias Start-Up, Spread Spectrum, Synchronous Rectification
Operating temperature range (°C) -40 to 125 Regulated outputs (#) 1
Number of phases 1 Rating Catalog
Control mode Voltage mode Type Controller

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