Datasheet4U Logo Datasheet4U.com

TPS51125A - Step-Down Controller

Datasheet Summary

Description

The TPS51125A is a cost effective, dual-synchronous buck controller targeted for notebook system power supply solutions.

It provides 5-V and 3.3-V LDOs and requires few external components.

Features

  • 1.
  • 2 Wide Input Voltage Range: 5.5 V to 28 V.
  • Output Voltage Range: 2 V to 5.5 V.
  • Built-in 100-mA 5-V/3.3-V LDO with Switches.
  • Built-in 1% 2-V Reference Output.
  • With/Without Out-of-Audio™ Mode Selectable Light Load and PWM only Operation.
  • Internal 1.6-ms Voltage Servo Softstart.
  • Adaptive On-Time Control Architecture with Four Selectable Frequency Setting.
  • 4500 ppm/°C RDS(on) Current Sensing.
  • Built-In Output Discharge.

📥 Download Datasheet

Datasheet preview – TPS51125A

Datasheet Details

Part number TPS51125A
Manufacturer Texas Instruments
File Size 2.42 MB
Description Step-Down Controller
Datasheet download datasheet TPS51125A Datasheet
Additional preview pages of the TPS51125A datasheet.

📁 Similar Datasheet

  • TPS534 - Thermopile Detector (PerkinElmer Optoelectronics)
  • TPS535 - Thermopile Detector (PerkinElmer Optoelectronics)
  • TPS54540D - High Efficiency Synchronous Step-down DCDCConverter (tokmas)
  • TPS54540DDAR - High Efficiency Synchronous Step-down DCDCConverter (tokmas)
  • TPS-1 - Single Chip Interface Solution (Renesas)
  • TPS0505 - 2W 6KVDC Isolated Dual Output DC/DC Converters (TOPPOWER)
  • TPS0505A - 2W 6KVDC Isolated Dual Output DC/DC Converters (TOPPOWER)
  • TPS0509 - 2W 6KVDC Isolated Dual Output DC/DC Converters (TOPPOWER)
  • TPS0509A - 2W 6KVDC Isolated Dual Output DC/DC Converters (TOPPOWER)
  • TPS0512 - 2W 6KVDC Isolated Dual Output DC/DC Converters (TOPPOWER)
Other Datasheets by Texas Instruments

Full PDF Text Transcription

Click to expand full text
TPS51125A www.ti.com SLUS976F – SEPTEMBER 2009 – REVISED SEPTEMBER 2012 Dual-Synchronous, Step-Down Controller with Out-of-Audio™ Operation and 100-mA LDOs for Notebook System Power Check for Samples: TPS51125A FEATURES 1 •2 Wide Input Voltage Range: 5.5 V to 28 V • Output Voltage Range: 2 V to 5.5 V • Built-in 100-mA 5-V/3.3-V LDO with Switches • Built-in 1% 2-V Reference Output • With/Without Out-of-Audio™ Mode Selectable Light Load and PWM only Operation • Internal 1.
Published: |