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SGM41542 - 3.78A Single-Cell Battery Charger

Datasheet Summary

Description

The SGM41541/SGM41542 are battery chargers and system power path management devices 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.
  • 91.4% Charge Efficiency at 2A from 9V Input.
  • Optimized for USB Voltage Input (5V).
  • Selectable PFM Mode for Light Load Efficiency.
  • USB On-The-Go (OTG) Support (Boost Mode).
  • Boost Converter with up to 2A Output.
  • Boost Efficiency of 93.5% at 0.5A and 94.3% at 1A.
  • Accurate Hiccup Mode Over-Current Protection.
  • Soft-Start Capable with up to 500μF Capacitive L.

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Datasheet preview – SGM41542

Datasheet Details

Part number SGM41542
Manufacturer SG Micro
File Size 1.40 MB
Description 3.78A Single-Cell Battery Charger
Datasheet download datasheet SGM41542 Datasheet
Additional preview pages of the SGM41542 datasheet.

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Full PDF Text Transcription

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SGM41541/SGM41542 High Input Voltage, 3.78A 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  91.4% Charge Efficiency at 2A from 9V Input  Optimized for USB Voltage Input (5V)  Selectable PFM Mode for Light Load Efficiency ● USB On-The-Go (OTG) Support (Boost Mode)  Boost Converter with up to 2A Output  Boost Efficiency of 93.5% at 0.5A and 94.3% at 1A  Accurate Hiccup Mode Over-Current Protection  Soft-Start Capable with up to 500μF Capacitive Load  Output Short Circuit Protection  Selectable PFM Mode for Light Load Operations ● Single Input for USB or High Voltage Adaptors  3.9V to 13.
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