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TPS51275B - Step-Down Controller

Download the TPS51275B datasheet PDF (TPS51275 included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for step-down controller.

Description

The TPS51275, TPS51275B and TPS51275C are cost-effective, dual-synchronous buck controllers targeted for notebook system-power supply solutions.

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

Features

  • 1.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TPS51275-etcTI.pdf) that lists specifications for multiple related part numbers.

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Full PDF Text Transcription

Click to expand full text
TPS51275, TPS51275B, TPS51275C www.ti.com SLUSB45B – JUNE 2012 – REVISED MARCH 2013 Dual Synchronous, Step-Down Controller with 5-V and 3.3-V LDOs FEATURES 1 APPLICATIONS •2 Input Voltage Range: 5 V to 24 V • Notebook Computers • Output Voltages: 5 V and 3.3 V (Adjustable Range ±10%) • Built-in, 100-mA, 5-V and 3.3-V LDOs • Clock Output for Charge-Pump • ±1% Reference Accuracy • Adaptive On-Time D-CAP™ Mode Control Architecture with 300-kHz and 355-kHz Frequency Setting • Auto-skip Light Load Operation (TPS51275, and TPS51275C) • OOA Light Load Operation (TPS51275B) • Internal 0.
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