LM27761 Datasheet Switched-Capacitor Voltage Inverter

Manufacturer: Texas Instruments

LM27761 switched-capacitor voltage inverter by Texas Instruments - Datasheet Preview

Datasheet Details

Part number	LM27761
Manufacturer	Texas Instruments
File Size	2.34 MB
Description	Switched-Capacitor Voltage Inverter
Datasheet	LM27761 Datasheet

General Description

The LM27761 low-noise regulated switched-capacitor voltage inverter delivers a very low-noise adjustable output for an input voltage in the range of 2.7 V to 5.5 V.

Four low-cost capacitors are used in the application solution to provide up to 250 mA of output current.

The regulated output for the device is adjustable between −1.5 V and −5 V.

Overview

Product Folder Order Now Technical Documents Tools & Software Support & Community LM27761 SNVSA85C – OCTOBER 2015 – REVISED JANUARY 2017 LM27761 Low-Noise, Regulated, Switched-Capacitor Voltage Inverter.

Key Features

1 Inverts and Regulates the Input Supply Voltage.
Low Output Ripple.
Shutdown Lowers Quiescent Current to 7 µA (Typical).
Up to 250-mA Output Current.
2.5-Ω Inverter Output Impedance, VIN = 5 V.
±4% Regulation at Peak Load.
370-µA Quiescent Current.
2-MHz (Typical) Low-Noise Fixed-Frequency Operation.
35-dB (Typical) LDO PSRR at 2 MHz With 80-mA Load Current.
30-mV LDO Dropout Voltage at 100 mA, VOUT =.

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