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SGM41541 - 3.78A Single-Cell Battery Charger

Download the SGM41541 datasheet PDF. This datasheet also covers the SGM41542 variant, as both devices belong to the same 3.78a single-cell battery charger family and are provided as variant models within a single manufacturer datasheet.

General 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.

Key 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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SGM41542-SGMicro.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number SGM41541
Manufacturer SG Micro
File Size 1.40 MB
Description 3.78A Single-Cell Battery Charger
Datasheet download datasheet SGM41541 Datasheet

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Other Datasheets by SG Micro

Part Number Description
SGM41542 3.78A Single-Cell Battery Charger
SGM41546 3.78A Single-Cell Battery Charger
SGM41546D 3.78A Single-Cell Battery Charger
SGM41511 3A Single-Cell Battery Charger
SGM41513 3A Single-Cell Battery Charger

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
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.