Description
SGM41546/SGM41546D High Input Voltage, 3.78A Single-Cell Battery Charger with NVDC Power Path Management .
The SGM41546/SGM41546D are battery chargers and system power path management devices with integrated converter and power switches for using with singl.
Features
* High Efficiency, 1.5MHz, Synchronous Buck Charger
* 94% Charge Efficiency at 1A from 5V Input
* 91% 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)
Applications
* Smart Phones, EPOS Portable Internet Devices and Accessory
SIMPLIFIED SCHEMATIC
USB Host
Input 3.9V to 13.5V
OTG 5.15V at 2A
I2C Bus
Host Control
REGN
VBUS
PMID DCEN
SW
LS/SC VSYS
BTST
SYS
ICHG
BAT
nQON TS
SGM41546 SGM41546D
Optional
SG Micro Corp www. sg-micro. com
JUNE 2023
* R