WMSIC Electronic Components

ADI/LINEAR MAX17222ELT+T MAX17222ELT

ModelMAX17222ELT+T
PackageUDFN-6(2x2)
BrandADI/LINEAR
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR MAX17222ELT+T
Type
ADI/LINEAR
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
MAX17222ELT+T
Electronic Component
1
Package
UDFN-6(2x2)
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.33g
Electronic Component
1
Features
Load
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0264547521
Operating Temperature
40℃~+125℃
Operating Voltage
400mV~5.5V
Electronic Component
Electronic Component
Output Voltage
1.8V~5V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MAX17222ELT+T 升压型开关稳压器产品概述

MAX17222ELT+T是ADI(亚德诺)旗下LINEAR品牌推出的高性能升压型开关稳压器,专为低功耗、宽电压范围的电池供电及工业场景设计,凭借超低静态电流、宽温适应性及高效能特性,成为物联网节点、可穿戴设备等应用的理想电源解决方案。

一、核心拓扑与功能架构

MAX17222ELT+T采用升压式(Boost)拓扑结构,集成同步整流技术与内置功率开关管,无需外部功率器件即可实现高效升压转换。产品为单输出通道设计,支持输出电压可调,可通过外部电阻网络灵活设置1.8V~5V的目标输出电压,适配MCU、传感器、无线模块等不同负载的供电需求。

二、宽电压输入输出特性

1. 超宽输入电压范围

产品支持400mV~5.5V的输入电压范围,覆盖多类电源场景:

  • 低电压端:兼容纽扣电池(CR2032等,初始3V,放电末期低至400mV)、单节镍氢/镍镉电池(1.2V)等低功耗电池;
  • 高电压端:适配USB 5V、单节锂聚合物电池(满电4.2V)等常规电源,无需额外降压电路。

2. 灵活可调输出

输出电压范围为1.8V~5V,通过调整反馈电阻比例可精准设置(如1.8V用于低功耗MCU、3.3V用于传感器、5V用于USB外设),满足多场景负载兼容性。

三、低功耗与高效能设计

1. 超低静态电流

静态电流(Iq)仅300nA,是核心优势:

  • 电池供电设备待机时间显著延长(如CR2032电池供电的物联网传感器,待机可达10年以上);
  • 轻载/空载时仍保持低功耗,避免电池能量浪费。

2. 同步整流提升效率

内置同步整流器替代传统二极管,减少开关损耗,效率最高达90%以上(典型负载100mA~500mA区间表现优异),进一步降低电池能耗。

3. 内置开关管简化设计

集成N/P沟道功率开关管,无需外部MOSFET,减少外部元件数量,缩小PCB面积,适合便携式设备小型化。

四、宽温工作与可靠性

支持**-40℃~+125℃工作温度**,符合工业级要求:

  • 低温场景:户外物联网传感器(冬季-20℃以下)、车载电子低温启动;
  • 高温场景:工业控制柜(85℃以上)、便携式设备充电温升环境。

内置过流保护(输入电流限制),防止负载短路/过流损坏,提升系统可靠性。

五、典型应用场景

  1. 可穿戴设备:智能手环、手表(纽扣电池供电,低功耗待机);
  2. 物联网传感器节点:环境监测(温湿度)、智能农业传感器(电池长待机);
  3. 工业传感器:工业自动化压力/流量传感器(宽温适应性);
  4. 便携式医疗设备:血糖仪、血氧仪(低功耗、稳定升压);
  5. 低功耗MCU电源:STM32L、MSP430等MCU升压供电。

六、品牌与封装优势

作为ADI/LINEAR产品,继承高可靠性与质量标准,广泛应用于工业、消费电子领域。采用小型化TDFN-6封装(1.4mm×1.6mm),适合高密度PCB设计,满足便携式设备小型化需求。

综上,MAX17222ELT+T凭借宽电压范围、超低静态电流、高效能及宽温适应性,成为电池供电设备及工业传感器节点的高效电源解决方案,有效提升系统续航与可靠性。

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