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TPS51285A - Dual Synchronous Step-Down Controller

General Description

The TPS51285A and TPS51285B are cost-effective, dual synchronous buck controllers with 5-V and 3.3-V LDOs, targeted for notebook system-power supply solutions.

Key Features

  • 1.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TPS51285A TPS51285B www.ti.com SLVSBX0 – APRIL 2013 Ultra-Low Quiescent (ULQ™) Dual Synchronous Step-Down Controller with 5V and 3.3V LDOs Check for Samples: TPS51285A, TPS51285B 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 400 kHz (CH1) and 475 kHz (CH2) Frequency • Auto-skip and ULQ™ modes for long battery life in system stand-by mode • Internal 0.