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AS1347 - (AS1346 - AS1349) Dual Step Down Converter

Download the AS1347 datasheet PDF. This datasheet also covers the AS1346 variant, as both devices belong to the same (as1346 - as1349) dual step down converter family and are provided as variant models within a single manufacturer datasheet.

Description

The AS1346, AS1347, AS1348, AS1349 family is a high-efficiency, constant-frequency dual buck converter available with fixed voltage versions.

The device provides two independent DC/DC Converters with output currents between 0.5A and 1.2A.

Features

  • ! ! ! ! High Efficiency: Up to 95% Output Current: see Table 1 Input Voltage Range: 2.7V to 5.5V Output Voltage Range: 1.2V to 3.6V (available in 100mV steps) Constant Frequency Operation: 2.0MHz 180° Out of Phase Operation Low Battery Detection Low Dropout Operation: 100% Duty Cycle Shutdown Mode Supply Current: ≤1µA No Schottky Diode Required Output Disconnect in Shutdown Non standard variants available within two weeks 12-Pin TDFN 3x3mm Package ! ! ! ! ! ! ! ! ! In shutdown mode the typica.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AS1346_AustinSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AS1347
Manufacturer Austin Semiconductor
File Size 635.83 KB
Description (AS1346 - AS1349) Dual Step Down Converter
Datasheet download datasheet AS1347 Datasheet

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.

View original datasheet text
Datasheet AS1346, AS1347, AS1348, AS1349 D u a l St e p - D o w n C o n v e r t e r w i t h B a t t e r y M o n i t o r i n g www.DataSheet4U.com 1 General Description The AS1346, AS1347, AS1348, AS1349 family is a high-efficiency, constant-frequency dual buck converter available with fixed voltage versions. The device provides two independent DC/DC Converters with output currents between 0.5A and 1.2A. The wide input voltage range (2.7V to 5.5V), automatic powersave mode and minimal external component requirements make the AS134x family perfect for SSD and many other batterypowered applications. 2 Key Features ! ! ! ! High Efficiency: Up to 95% Output Current: see Table 1 Input Voltage Range: 2.7V to 5.5V Output Voltage Range: 1.2V to 3.
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