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SGM41518 - 1.26A Single-Cell Battery Charger

Datasheet Summary

Description

The SGM41518 is a battery charger and system power path management device with integrated converter and power switches for using with single-cell Li-Ion or Li-polymer batteries.

Features

  • High Efficiency, 1.5MHz, Synchronous Buck Charger.
  • 95% Charge Efficiency at 1A from 5V Input.
  • Selectable PFM Mode for Light Load Efficiency.
  • Boost Mode Support.
  • Boost Efficiency of 95.5% at 0.5A and 95% at 1A.
  • PMID_GD Pin Control External P-MOSFET for Protection against Fault Conditions.
  • Selectable PFM Mode for Light Load Operations.
  • Single Input for USB or High Voltage Adaptors.
  • 3.9V to 13.5V Operating Input Voltage Range.
  • 22V Absolute Maximum.

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Datasheet preview – SGM41518

Datasheet Details

Part number SGM41518
Manufacturer SG Micro
File Size 1.23 MB
Description 1.26A Single-Cell Battery Charger
Datasheet download datasheet SGM41518 Datasheet
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Full PDF Text Transcription

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SGM41518 High Input Voltage, 1.26A Single-Cell Battery Charger with NVDC Power Path Management FEATURES ● High Efficiency, 1.5MHz, Synchronous Buck Charger  95% Charge Efficiency at 1A from 5V Input  Selectable PFM Mode for Light Load Efficiency ● Boost Mode Support  Boost Efficiency of 95.5% at 0.5A and 95% at 1A  PMID_GD Pin Control External P-MOSFET for Protection against Fault Conditions  Selectable PFM Mode for Light Load Operations ● Single Input for USB or High Voltage Adaptors  3.9V to 13.5V Operating Input Voltage Range  22V Absolute Maximum Input Voltage Rating  Programmable Input Current Limit and Dynamic Power Management (IINDPM, 100mA to 3.2A with 100mA Resolution) to Support USB 2.0 and USB 3.
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