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PT5109 - High-PSRR 300mA LDO

Datasheet Summary

Description

The PT5109 is a low-dropout voltage regulator designed for portable applications that require both low noise performance and board space.

Its PSRR at 1kHz is better than 60dB.

The PT5109’s is ideal for battery powered systems for delivering low dropout voltage and low quiescent current.

Features

  • z 2.5V to 8V input range z 60dB PSRR @1kHz, Vin = Vout + 1V z < 1uA quiescent current at shutdown mode z 330mV maximum dropout voltage with 300mA load z Thermal shutdown and short-circuit current limit z 1.8V, 2.5V, 2.8V, 3.0V, 3.

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Datasheet Details

Part number PT5109
Manufacturer Powtech
File Size 238.67 KB
Description High-PSRR 300mA LDO
Datasheet download datasheet PT5109 Datasheet
Additional preview pages of the PT5109 datasheet.

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Full PDF Text Transcription

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PT5109 High-PSRR 300mA LDO GENERAL DESCRIPTION The PT5109 is a low-dropout voltage regulator designed for portable applications that require both low noise performance and board space. Its PSRR at 1kHz is better than 60dB. The PT5109’s is ideal for battery powered systems for delivering low dropout voltage and low quiescent current. The device can be used for mobile phones and similar battery powered wireless applications. It provides up to 300mA, from a 2.5V to 8V input. The PT5109 consumes less than 0.1µA in shutdown mode. The PT5109 is available in a 5 SOT-23 packages. Selected performances are specified for −40°C to +85°C temperature range. The output voltage is available in the range of 1.8V, 2.5V, 2.8V, 3.0V, 3.3V. ORDERING INFORMATION FEATURES z 2.
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