电池管理

随着便携式应用进入越来越多的行业,有效地管理电池也越来越重要,对小尺寸、低成本、长电池寿命的要求也越来越高。Maxim业界领先的电池管理方案包括电池充电器、电量计、电池监测器、电池选择器和电池保护器——借助这些方案能够有效降低成本、节省空间,大幅延长便携产品的电池寿命。

Maxim的电量计监测电池剩余电量,利用专有的ModelGauge™算法实现最高精度。SHA-256安全认证有助于防止电池包被克隆。Maxim的电池充电器IC支持USB Type-C设备,满足供电规范(PD) 3.0规定的电压范围。Maxim的电池充电器和电量计组合支持Li+电池应用要求的高效率、高精度和可靠保护。




电池管理开发板


7µA单电池电量计,采用ModelGauge m5 EZ

MAX17055XEVKIT

库伦计数与电压电量计量相结合,拥有最高SOC精度。

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超低功耗PMIC演示板,器件带有3输出SIMO和充电器

MAX77650EVKIT

演示SIMO升/降压稳压器、线性稳压器、模拟多路复用器、智能电池充电器、通/断控制器和I2C接口。

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尺寸最小的1.55A 单节Li+电池DC-DC充电器

MAX8971EVKIT

器件利用各种适配器进行充电,最大程度提高安全性,兼容JEITA的温度监测功能,可承受高达22V的瞬态输入电压。

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电池管理设计资源


 

设计工具和软件

 

应用笔记

视频


电池管理精选产品


Introduction to the MAX17853 14-Channel, High-Voltage Smart Sensor Data-Acquisition Interface

This video provides an introduction to the MAX17853, a programmable, highly integrated, high-voltage, 14-channel battery-monitoring smart data-acquisition interface with extensive features for safety.

[Internal] Introduction to the MAX17302 MAX17312 1-Cell ModelGauge m5 EZ Fuel Gauge with Protector and SHA-256 Authentication

This video provides an introduction to the MAX17302/MAX17312, a 24μA IQ stand-alone pack-side fuel gauge IC with protector and SHA-256 authentication for 1-cell lithium-ion/polymer batteries.

[Distributor] Introduction to the MAX17302 MAX17312 1-Cell ModelGauge m5 EZ Fuel Gauge with Protector and SHA-256 Authentication

This video provides an introduction to the MAX17302/MAX17312, a 24μA IQ stand-alone pack-side fuel gauge IC with protector and SHA-256 authentication for 1-cell lithium-ion/polymer batteries.

Introduction to the MAX16972 and MAX16972A 3A Automotive Hi-Speed USB Protectors with Apple iPhone/iPad and USB 2.0 Charge Detection

This video provides an introduction to the MAX16970/MAX16971 provide high-ESD and short-circuit protection for the low-voltage internal USB data and USB power line in automotive radio, navigation, connectivity, and USB hub applications.

Introduction to the NPI-MAX77860 USB Type-C 3A Switch Mode Buck Charger

This video provides an introduction to the MAX77860, a USB Type-C 3A switch mode buck charger with integrated CC detection, reverse boost and ADC.

Introduction to the MAX14748 USB Type-C Charger

This video provides an introduction to the MAX14748, a USB Type-C Charger.

[Internal] Introduction to the MAX17055 7µA 1-Cell Fuel Gauge with ModelGauge m5 EZ

This video provides an introduction to the MAX17055, a 7µA 1-Cell Fuel Gauge with ModelGauge m5 EZ.

Introduction to the MAX77680 and MAX77681 3-Output SIMO Buck-Boost Regulator with Power Sequencer and 3μA IQ

This video provides an introduction to the MAX77680 and MAX77681, always-on, low power application mini PMICs. They include a single inductor with 3 buck-boost outputs.

[Distributor] Introduction to the MAX17823H 12-Channel, High-Voltage Sensor with Integrated 650mA Cell Balancing and Differential UART for Daisy-Chain Communication

This video provides an introduction to the MAX17823H, which is Maxim's fourth-generation, high-voltage battery-management solution.

[Internal] Introduction to the MAX17823H 12-Channel, High-Voltage Sensor with Integrated 650mA Cell Balancing and Differential UART for Daisy-Chain Communication

This video provides an introduction to the MAX17823H, which is Maxim's fourth-generation, high-voltage battery-management solution.

[Distributor] Introduction to the MAX17853 14-Channel, High-Voltage Smart Sensor Data-Acquisition Interface

This video provides an introduction to the MAX17853, a programmable, highly integrated, high-voltage, 14-channel battery-monitoring smart data-acquisition interface with extensive features for safety.

[Internal] Introduction to the MAX17853 14-Channel, High-Voltage Smart Sensor Data-Acquisition Interface

This video provides an introduction to the MAX17853, a programmable, highly integrated, high-voltage, 14-channel battery-monitoring smart data-acquisition interface with extensive features for safety.

[Distributor] Introduction to the NPI-MAX77860 USB Type-C 3A Switch Mode Buck Charger

This video provides an introduction to the MAX77860, a USB Type-C 3A switch mode buck charger with integrated CC detection, reverse boost and ADC.

[Internal] Introduction to the NPI-MAX77860 USB Type-C 3A Switch Mode Buck Charger

This video provides an introduction to the MAX77860, a USB Type-C 3A switch mode buck charger with integrated CC detection, reverse boost and ADC.

Introduction to the MAX20345 PMIC with Ultra Low Iq Voltage Regulators, OHR Driver and Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX20345, a power management solution featuring ultra-low IQ voltage regulators, ideal for low-power wearable applications.

[Distributor] Introduction to the MAX77680-81 3-Output SIMO Buck-Boost Regulators with Power Sequencer and 3μA IQ

This video provides an introduction to the MAX77680 and MAX77681, always-on, low power application mini PMICs. They include a single inductor with 3 buck-boost outputs.

[Internal] Introduction to the MAX77680-81 3-Output SIMO Buck-Boost Regulators with Power Sequencer and 3μA IQ

This video provides an introduction to the MAX77680 and MAX77681, always-on, low power application mini PMICs. They include a single inductor with 3 buck-boost outputs.

[Internal] Introduction to the MAX16972A/MAX16972 3A Automotive Hi-Speed USB Protectors with Apple iPhone/iPad and USB 2.0 Charge Detection

This video provides an introduction to the MAX16970/MAX16971 provide high-ESD and short-circuit protection for the low-voltage internal USB data and USB power line in automotive radio, navigation, connectivity, and USB hub applications.

[Distributor] Introduction to the MAX77813 2A High Efficiency Buck-Boost Converter

This video provides an introduction to the MAX77813, a 2A high-efficiency buck-boost converter to add to Maxim's buck-boost regulator portfolio for longer battery life and smaller board designs.

[Internal] Introduction to the MAX77813 2A High Efficiency Buck-Boost Converter

This video provides an introduction to the MAX77813, a 2A high-efficiency buck-boost converter to add to Maxim's buck-boost regulator portfolio for longer battery life and smaller board designs.

Introduction to the MAX14745 and MAX20335 PMICs with Ultra Low IQ Voltage Regulators and Battery Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX14745 and MAX20335, battery-charge-management solutions ideal for low-power wearable applications.

[Distributor] Introduction to the MAX20345 PMIC with Ultra Low Iq Voltage Regulators, OHR Driver and Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX20345, a power management solution featuring ultra-low IQ voltage regulators, ideal for low-power wearable applications.

[Internal] Introduction to the MAX20345 PMIC with Ultra Low Iq Voltage Regulators, OHR Driver and Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX20345, a power management solution featuring ultra-low IQ voltage regulators, ideal for low-power wearable applications.

Introduction to the MAX17262 5.2µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Internal Current Sensing

The MAX17262 is an ultra-low 5.2µA operating current fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17262 monitors a single cell battery pack with integrated internal current sensing for up to 3.1A pulse current.

[Distributor] Introduction to the MAX17262 5.2µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Internal Current Sensing

The MAX17262 is an ultra-low 5.2µA operating current fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17262 monitors a single cell battery pack with integrated internal current sensing for up to 3.1A pulse current.

[Internal] Introduction to the MAX17262 5.2µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Internal Current Sensing

The MAX17262 is an ultra-low 5.2µA operating current fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17262 monitors a single cell battery pack with integrated internal current sensing for up to 3.1A pulse current.

[Distributor] Introduction to the MAX14745 and MAX20335 PMICs with Ultra Low IQ Voltage Regulators and Battery Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX14745 and MAX20335, battery-charge-management solutions ideal for low-power wearable applications.

[Internal] Introduction to the MAX14748 USB Type-C Charger

This video provides an introduction to the MAX14748, a USB Type-C Charger.

[Distributor] Introduction to the MAX14748 USB Type-C Charger

This video provides an introduction to the MAX14748, a USB Type-C Charger.

Introduction to the MAX20332 USB Charger Detection with Integrated Overvoltage Protection

This video provides an introduction to the MAX20332, a USB charger detector compliant with USB Battery Charging Specification Revision 1.2. The USB charger detection circuitry detects USB standard downstream ports (SDPs), USB charging downstream ports (CDPs), or dedicated charger ports (DCPs), and controls an external lithium-ion (Li+) battery charger.

[Internal] Introduction to the MAX14745 and MAX20335 PMICs with Ultra Low IQ Voltage Regulators and Battery Charger for Small Lithium Ion Systems

This video provides an introduction to the MAX14745 and MAX20335, battery-charge-management solutions ideal for low-power wearable applications.

[Internal] Introduction to the MAX20332 USB Charger Detection with Integrated Overvoltage Protection

This video provides an introduction to the MAX20332, a USB charger detector compliant with USB Battery Charging Specification Revision 1.2. The USB charger detection circuitry detects USB standard downstream ports (SDPs), USB charging downstream ports (CDPs), or dedicated charger ports (DCPs), and controls an external lithium-ion (Li+) battery charger.

[Distributor] Introduction to the MAX20332 USB Charger Detection with Integrated Overvoltage Protection

This video provides an introduction to the MAX20332, a USB charger detector compliant with USB Battery Charging Specification Revision 1.2. The USB charger detection circuitry detects USB standard downstream ports (SDPs), USB charging downstream ports (CDPs), or dedicated charger ports (DCPs), and controls an external lithium-ion (Li+) battery charger.

How to Sell and Target Opportunities for Auto BMS

This is a great overview session to help our Field teams understand the Automotive BMS product line, including:

  • What you can sell today (products and technology)
  • What's in the NPI pipeline
  • How to target customers
  • Key markets and end applications
  • How to position / sell

What You Can Sell Today / Tomorrow: Always-On Single-Inductor Multiple Output (SIMO) PMIC

Learn about the latest low-Iq PMICs and innovative single-inductor multiple-output converters for hearables and other small battery applications.

What You Can Sell Today: Fuel Gauges for Every Battery-Powered Application

This session targets both FAEs and Sales. Learn about our featured fuel gauge products, recent success stories, and our roadmap. We will describe the key differentiating features of accuracy, simplified design, and low-Iq, and see how these features help you win at customers.

What You Can Sell Today: Wearable Fitness / Medical

Details on the go to Market strategies for Sensors into Fitness and Medical markets. Includes hardware, Software and Algorithm strategies/engagement models. Share success stories.

What You Can Sell Today / What's in the Pipeline: Sensors, Wearable PMIC, & Port Protection

This session will give the audience an overview of the vision, strategies, and roadmaps related to each of these respective product areas. This is an opportunity for the Field teams to understand the overall direction and product area of investments.

MAXREFDES73

可穿戴皮电反应系统 (中文字幕)

您正在开发可穿戴设备?皮电反应(GSR),也称为皮肤阻抗,为加速度计和心率监测之外的健康监测增加了另一层保障。了解我们的GSR参考设计如何捕获瑜伽等非有氧运动量的数据。

Learn more: MAXREFDES73 ›

[Internal/Distributor] FAE Technology Workshop: Fuel Gauging Deep Dive, Mobile BU

An in-depth look at Maxim's fuel gauge devices. This source included pre-work videos (3).

[Distributor] Introduction to the MAX17263 Single/Multi-Cell Fuel Gauge with ModelGauge m5 EZ and Integrated LED Control

This video provides an introduction to the MAX17263, an ultra-low power fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17263 monitors either a single cell battery pack or multiple-series cell battery pack with an external resistor divider.

[Internal/Distributor] FAE Technology Workshop: Fuel Gauging Hand's On, Mobile BU

Lab work with Maxim fuel gauges. This session is a follow up to "Fuel Gauging Deep Dive".

[Distributor] Introduction to the MAX77640 and MAX77641 Ultra-Low Power PMIC with 3-Output SIMO, 150mA LDO, and Power Sequencer

This video provides an introduction to the MAX77640/MAX77641, low-IQ power solution for applications where size and efficiency are critical. The device integrates a 3-output single-inductor multiple-output (SIMO) buck-boost regulator, a 150mA LDO, and a 3-channel current-sink driver.

[Distributor] Introduction to the MA17261 5.1µA Multi-Cell Fuel Gauge with ModelGauge m5 EZ

This video provides an introduction to the MAX17261, an ultra-low power fuel gauge IC which implements the Maxim ModelGauge™ m5 algorithm. The IC monitors a multiple-series cell battery pack with an external resistor divider

[Distributor] Introduction to the MAX77278 Ultra-Low Power PMIC with 3-Output SIMO, Power Path Charger for Small Li+, 425mA Current Sink, and 8 GPIO

The MAX77278 provides highly-integrated battery charging and power supply solutions for low-power applications where size and efficiency are critical. The device features a single-inductor multiple-output (SIMO) buck-boost regulator that provides three independently programmable power rails from a single inductor to minimize total solution size.

[Distributor] Introduction to the MAX17260 5.1µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Optional High-Side Current Sensing

This video provides an introduction to the MAX17260, an ultra-low power fuel gauge IC which implements the Maxim ModelGauge™ m5 algorithm. The IC monitors a single-cell battery pack and supports both high-side and low-side current sensing.

[Distributor] Introduction to the MAX20047 Dual 3A USB DCP Charge

The MAX20047 is an automotive-grade, low-cost, small-footprint dual-port charger IC designed for automotive charging applications.

[Distributor] Introduction to the MAX22444-45-46 Four-Channel, Fast, Low-Power, Reinforced Isolation 5kVRMS Digital Isolators

This video provides an introduction to the MAX22444–MAX22446; reinforced, fast, low-power 4-channel digital galvanic isolators using Maxim’s proprietary process technology.

[Distributor] Introduction to the MAX77734 Ultra-Low Power Tiny PMIC with Power Path Charger

This video provides an introduction to the MAX77734, an Ultra-Low Power Tiny PMIC with Charger for Small Li+ and 150mA LDO.

ModelGauge 电量计

Avnet-Maxim 共同讨论电池电量计方案

Learn more: ModelGauge Battery Fuel Gauge Technology ›

Introduction to the MAX17263 Single/Multi-Cell Fuel Gauge with ModelGauge m5 EZ and Integrated LED Control

This video provides an introduction to the MAX17263, an ultra-low power fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17263 monitors either a single cell battery pack or multiple-series cell battery pack with an external resistor divider.

[Internal] Introduction to the MAX17263 Single/Multi-Cell Fuel Gauge with ModelGauge m5 EZ and Integrated LED Control

This video provides an introduction to the MAX17263, an ultra-low power fuel gauge which implements Maxim ModelGauge™ m5 EZ algorithm. The MAX17263 monitors either a single cell battery pack or multiple-series cell battery pack with an external resistor divider.

Introduction to the MAX77640 and MAX77641 Ultra-Low Power PMIC with 3-Output SIMO, 150mA LDO, and Power Sequencer

This video provides an introduction to the MAX77640/MAX77641, low-IQ power solution for applications where size and efficiency are critical. The device integrates a 3-output single-inductor multiple-output (SIMO) buck-boost regulator, a 150mA LDO, and a 3-channel current-sink driver.

[Internal] Introduction to the MAX77640 and MAX77641 Ultra-Low Power PMIC with 3-Output SIMO, 150mA LDO, and Power Sequencer

This video provides an introduction to the MAX77640/MAX77641, low-IQ power solution for applications where size and efficiency are critical. The device integrates a 3-output single-inductor multiple-output (SIMO) buck-boost regulator, a 150mA LDO, and a 3-channel current-sink driver.

[Internal] Introduction to the MAX77278 Ultra-Low Power PMIC with 3-Output SIMO, Power Path Charger for Small Li+, 425mA Current Sink, and 8 GPIO

The MAX77278 provides highly-integrated battery charging and power supply solutions for low-power applications where size and efficiency are critical. The device features a single-inductor multiple-output (SIMO) buck-boost regulator that provides three independently programmable power rails from a single inductor to minimize total solution size.

Introduction to the MAX77278 Ultra-Low Power PMIC with 3-Output SIMO, Power Path Charger for Small Li+, 425mA Current Sink, and 8 GPIO

The MAX77278 provides highly-integrated battery charging and power supply solutions for low-power applications where size and efficiency are critical. The device features a single-inductor multiple-output (SIMO) buck-boost regulator that provides three independently programmable power rails from a single inductor to minimize total solution size.

Introduction to the MAX22444-45-46 Four-Channel, Fast, Low-Power, Reinforced Isolation 5kVRMS Digital Isolators

This video provides an introduction to the MAX22444–MAX22446; reinforced, fast, low-power 4-channel digital galvanic isolators using Maxim’s proprietary process technology.

[Internal] Introduction to the MAX22444-45-46 Four-Channel, Fast, Low-Power, Reinforced Isolation 5kVRMS Digital Isolators

This video provides an introduction to the MAX22444–MAX22446; reinforced, fast, low-power 4-channel digital galvanic isolators using Maxim’s proprietary process technology.

[Internal] Introduction to the MA17261 5.1µA Multi-Cell Fuel Gauge with ModelGauge m5 EZ

This video provides an introduction to the MAX17261, an ultra-low power fuel gauge IC which implements the Maxim ModelGauge™ m5 algorithm. The IC monitors a multiple-series cell battery pack with an external resistor divider

[Internal] Introduction to the MAX17260 5.1µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Optional High-Side Current Sensing

This video provides an introduction to the MAX17260, an ultra-low power fuel gauge IC which implements the Maxim ModelGauge™ m5 algorithm. The IC monitors a single-cell battery pack and supports both high-side and low-side current sensing

Introduction to the MAX17260 5.1µA 1-Cell Fuel Gauge with ModelGauge m5 EZ and Optional High-Side Current Sensing

This video provides an introduction to the MAX17260, an ultra-low power fuel gauge IC which implements the Maxim ModelGauge™ m5 algorithm. The IC monitors a single-cell battery pack and supports both high-side and low-side current sensing

[Internal] Introduction to the MAX20047 Dual 3A USB DCP Charge

The MAX20047 is an automotive-grade, low-cost, small-footprint dual-port charger IC designed for automotive charging applications.

[Internal] Introduction to the MAX77818 Dual Input, Power Path, 3A Switching Mode Charger with Fuel Gauge

This video provides an introduction to the MAX77818, which integrates a high-performance 3A switching charger and proprietary ModelGauge™ m5 fuel gauge in a space saving WLP package, ideal for USB powered portable devices. 

[Internal] Introduction to the MAX17843 12-Channel, High-Voltage Smart Sensor Data-Acquisition Interface

12-Channel, High-Voltage Smart Sensor Data-Acquisition Interface

[Internal] Introduction to the MAX77650/MAX77651 Ultra-Low Power PMICs with 3-Output SIMO and Charger Optimized for Small Li+

This video provides an introduction to the MAX77650 and MAX77651, which provide highly-integrated battery charging and power supply solutions for low-power wearable applications where size and efficiency are critical.

[Internal] Introduction to the MAX20303 Wearable Charge Management Solution

This video provides an introduction to the MAX20303, a Wearable Charge Management Solution.

[Internal] Introduction to the MAX77829 Companion PMIC for Smartphone and Tablet

This video provides an introduction to the MAX77829, a high-performance companion PMIC for latest 3G/4G smartphones and tablets. The PMIC includes a single-input 2.0A switched-mode charger with reverse-boost capability and adapter input protection up to 22V (DC) for one-cell Lithium-Ion (Li+) battery, a safeout LDO, and WLED backlight driver supporting up to 25mA/string, 35V output voltage. 

[Internal] Introduction to the MAX14750/MAX14720 Power Management Solutions

This video provides an introduction to the MAX14750/MAX14720, compact power-management solutions for space-constrained, battery-powered applications where size and efficiency are critical. Both devices integrate a power switch, a linear regulator, a buck regulator, and a buck-boost regulator.

[Internal] Introduction to the MAX14690 Wearable Charge-Management Solution

This video provides an introduction to the MAX14690, a battery-charge-management solution ideal for low-power wearable applications. The device includes a linear battery charger with a smart power selector and several power-optimized peripherals. 

[Internal] Introduction to the MAX77801 High–Efficiency Buck–Boost Regulator

This video provides an introduction to the MAX77801, a high-current, high-efficiency buck-boost targeted to mobile applications that use a Li-ion battery or similar chemistries.

[Internal] Introduction to the MAX17201/05/11/15 Stand-Alone ModelGauge m5 Fuel Gauge with SHA-256 Authentication

This video provides an introduction to the MAX17205, MAX17201, MAX17211, and MAX17215 ultra-low power stand-alone fuel gauge ICs that implement the Maxim ModelGauge™ m5 algorithm without requiring host interaction for configuration. 

[Internal] Maxim Experts Program 2017, Advanced Course: Battery Fuel Gauge Fundamentals

This session introduces Fuel Gauging products and technology.  The motivation for using fuel gauges instead of simpler methods is explained, followed by an overview of Maxim’s proprietary technology.  The differences between fuel gauge product choices is presented as well as how each solves customer challenges.  Finally, the individual Maxim devices are reviewed.

[Distributor] Maxim Experts Program 2017, Advanced Course: Battery Fuel Gauge Fundamentals

This session introduces Fuel Gauging products and technology.  The motivation for using fuel gauges instead of simpler methods is explained, followed by an overview of Maxim’s proprietary technology.  The differences between fuel gauge product choices is presented as well as how each solves customer challenges.  Finally, the individual Maxim devices are reviewed.

[Internal] Introduction to the MAX20094-95 Automotive Backup Battery Charger and Boost Controller with State of Health Diagnostics

This video provides an introduction to the MAX20094-95, an Automotive Backup Battery Charger and Boost Controller with State of Health Diagnostics.

[Internal] Introduction to the MAX77950 WPC/PMA Dual Mode Wireless Power Receiver

This video provides an introduction to the MAX77950, a Wireless Charger Receiver.

[Internal] Introduction to the MAX77734 Ultra-Low Power Tiny PMIC with Power Path Charger

This video provides an introduction to the MAX77734, an Ultra-Low Power Tiny PMIC with Charger for Small Li+ and 150mA LDO.

2A单节Li+电池DC-DC充电器,用于USB和适配器供电系统

MAX8903

集成的单节Li+电池充电器和Smart Power Selector™ (智能电源选择器),带有双电源输入(交流适配器和USB)。

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超低功耗PMIC,集成3输出SIMO和充电器,优化用于小型Li+电池供电产品

MAX77650

高度集成电池充电和电源方案,用不到一半的尺寸提高电池寿命和电源效率。

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独立式ModelGauge m5电量计,集成SHA-256认证

MAX17201

超低功耗、独立式电量计IC,有效防止假冒电池,且无需主机进行配置。

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小尺寸低功耗电池管理芯片

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小尺寸低功耗电池管理芯片

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多功能PMIC, 适用于移动设备, 减小方案尺寸达20%

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MAX77801 升压/降压稳压器, 低噪又高效

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ModelGauge m5电量计提供精确的电量状态

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ModelGauge m5电量计提供精确的电量状态

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