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TPS43333-Q1 - Single Boost Dual Synchronous Buck Controller

General Description

The TPS43333-Q1 includes two current-mode synchronous buck controllers and a voltage-mode boost controller.

The device is ideal for use as a preregulator stage with low Iq requirements and for applications that must survive supply drops due to cranking events.

Key Features

  • 2.

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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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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS43333-Q1 SLVSB48C – AUGUST 2012 – REVISED JULY 2016 TPS43333-Q1 Low IQ, Single Boost, Dual Synchronous Buck Controller 1 Features 2 Applications •1 Qualified for Automotive Applications • AEC-Q100 Test Guidance With the Following Results: – Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature – Device HBM ESD Classification Level H2 – Device CDM ESD Classification Level C2 • Two Synchronous Buck Controllers • One Pre-Boost Controller • Input Range up to 40 V (Transients up to 60 V), Operation Down to 2 V When Boost is Enabled • Low-Power-Mode IQ: 30 µA (One Buck On), 35 µA (Two Bucks On) • Low-Shutdown Current Ish < 4 µA • Buck Output Range 0.