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LM3248 - 2.5A Adjustable Boost-Buck DC/DC Converter

Datasheet Summary

Description

The LM3248 is a PWM/PFM Boost-Buck DC/DC converter that provides efficient utilization of battery power over a wide voltage range.

Features

  • 1.
  • 2 Output Voltage VOUT Adjustable from 0.4V to 4.0V (typ. ).
  • Input Voltage Range VIN from 2.7V to 5.5V.
  • Boost-Buck and Buck (Boost-Bypass) Operating Modes with Seamless Transition.
  • 2.5A Load Current Capability.
  • High Conversion Efficiency (> 90% typ. ).
  • High-Efficiency PFM/PWM Modes with Seamless Transition.
  • Very Fast Transient Response: 10 µs.
  • ACB Reduces Inductor Size Requirements.
  • Dither to aid RX Band Noise Compli.

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Datasheet preview – LM3248

Datasheet Details

Part number LM3248
Manufacturer Texas Instruments
File Size 1.29 MB
Description 2.5A Adjustable Boost-Buck DC/DC Converter
Datasheet download datasheet LM3248 Datasheet
Additional preview pages of the LM3248 datasheet.

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Full PDF Text Transcription

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LM3248 www.ti.com SNVSA01A – JULY 2013 – REVISED SEPTEMBER 2013 LM3248 2.7 MHz, 2.5A Adjustable Boost-Buck DC/DC Converter with Boost and Active Current Assist and Analog Bypass (ACB) Check for Samples: LM3248 FEATURES 1 •2 Output Voltage VOUT Adjustable from 0.4V to 4.0V (typ.) • Input Voltage Range VIN from 2.7V to 5.5V • Boost-Buck and Buck (Boost-Bypass) Operating Modes with Seamless Transition • 2.5A Load Current Capability • High Conversion Efficiency (> 90% typ.
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