Datasheet > SGM41511

SGM41511

更新时间： 2023-09-03 20:24:58

品牌	Logo	应用领域
圣邦微 - SGMICRO		电池
页数	文件大小	规格书
44页	1746K
描述
I2C Controlled 3A Single-Cell Battery Charger with High Input Voltage Capability and Narrow Voltage DC (NVDC) Power Path Management

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数据手册

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SGM41511 数据手册

SGM41511

I²C Controlled 3A Single-Cell Battery Charger

with High Input Voltage Capability and Narrow

Voltage DC (NVDC) Power Path Management

● Fully Integrated All MOSFETs, Current Sense and

FEATURES

Compensation

● 3.9V to 13.5V Operating Input Voltage Range

● Up to 20V Sustainable Voltage

● 10μA Ship Mode Low Battery Leakage Current

● High Accuracy

● High Efficiency, 1.5MHz, Synchronous Buck Charger



±0.5% Charge Voltage Regulation



93% Charge Efficiency at 1A from 5V Input

91% Charge Efficiency at 2A from 5V Input

Optimized for USB Voltage Input (5V)

±5% Charge Current Regulation at 1.5A

±10% Input Current Regulation at 0.9A

● Safety

Selectable PFM Mode for Light Load Efficiency



Battery Temperature Sensing (Charge/Boost Modes)

● USB On-The-Go (OTG) Support (Boost Mode)

Thermal Regulation and Thermal Shutdown

Input Under-Voltage Lockout (UVLO)

Input Over-Voltage (ACOV) Protection



Boost Converter with up to 1.2A Output

Boost Efficiency of 93.5% at 0.5A and 92.2% at 1A

Accurate Hiccup Mode Over-Current Protection

Soft-Start Capable with up to 500μF Capacitive Load

Output Short Circuit Protection

APPLICATIONS

Selectable PFM Mode for Light Load Operations

Smart Phones, EPOS

● Programmable Input Current Limit (IINDPM) and

Dynamic Power Management to Support USB

Standard Adapters

Portable Internet Devices and Accessory

SIMPLIFIED SCHEMATIC

● Maximum Power Tracking by Programmable Input

Voltage Limit (VINDPM)

Input

SYS 3.5V to 4.6V

3.9V to 13.5V

USB

VBUS

● VINDPM Tracking of Battery Voltage

● High Battery Discharge Efficiency with 28mΩ Switch

● Narrow Voltage DC (NVDC) Power Path Management

OTG

5V at 1.2A

BTST

SYS

BAT

I_CHG= 3A

I²C Bus

nQON



Instant-On with No or Highly Depleted Battery

Host

Ideal Diode Operation in Battery Supplement Mode

SGM41511

Optional

REGN

● Ship Mode, Wake-Up and Full System Reset Capability

by Battery FET Control

Host Control

● Flexible Autonomous and I²C Operation Modes for

Optimal System Performance

SG Micro Corp

JUNE 2022 – REV. A. 2

www.sg-micro.com

12 3 4 5 6 7...44

中文翻译

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与SGM41511相关器件

型号	品牌	获取价格	描述	数据表
SGM41512	SGMICRO	获取价格	I2C Controlled 3A Single-Cell Battery Charger with High Input Voltage Capability and Narro
SGM41512A	SGMICRO	获取价格	I2C Controlled 3A Single-Cell Battery Charger with High Input Voltage Capability and Narro
SGM41513/SGM41513A/SGM41513D	SGMICRO	获取价格	High Input Voltage, 3A Single-Cell Battery Charger with NVDC Power Path Management
SGM41516/D	SGMICRO	获取价格	High Input Voltage, 3.78A Single-Cell Battery Charger with NVDC Power Path Management
SGM41516/SGM41516D	SGMICRO	获取价格	High Input Voltage, 3.78A Single-Cell Battery Charger with NVDC Power Path Management
SGM41518	SGMICRO	获取价格	High Input Voltage, 1.26A Single-Cell Battery Charger with NVDC Power Path Management
SGM41519	SGMICRO	获取价格	High Input Voltage, 3A Single-Cell Battery Charger with NVDC Power Path Management
SGM41522	SGMICRO	获取价格	Compact Switch, 2.5A Standalone Single-Cell Battery Charger with Safe and Reliable Chargi
SGM41522A	SGMICRO	获取价格	Compact Switch, 2.5A Standalone Single-Cell Battery Charger with Safe and Reliable Chargi
SGM41522B	SGMICRO	获取价格	Compact Switch, 2.5A Standalone Single-Cell Battery Charger with Safe and Reliable Chargin

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