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LM2775-Q1 - Switched Capacitor 5-V Boost Converter

Description

The LM2775-Q1 is a regulated switched-capacitor doubler that produces a low-noise output voltage.

The LM2775-Q1 can supply up to 200 mA of output current over a 3.1-V to 5.5-V input range, as well as up to 125 mA of output current when the input voltage is as low as 2.7 V.

Features

  • Qualified for automotive.

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Full PDF Text Transcription

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www.ti.com SNVSAH6C – JUNE 2018 – REVISLLEMMD22M77A77Y552--QQ02111 SNVSAH6C – JUNE 2018 – REVISED MAY 2021 LM2775-Q1 Switched Capacitor 5-V Boost Converter 1 Features • Qualified for automotive applications • AEC-Q100 qualified with the following results – Device temperature grade 1: –40°C to +125°C ambient operating temperature range • 2.7-V to 5.5-V input range • Fixed 5-V output • 200-mA output current • Inductor-less solution: only requires 3 small ceramic capacitors • Shutdown disconnects load from VIN • Current limit and thermal protection • 2-MHz switching frequency • PFM operation during light load currents (PFM pin tied high) 2 Applications • Power for CAN transceiver • Millimeter wave radar • ADAS camera power supply 2.7 V to 5.5 V 2.
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