WMSIC Electronic Components

ADI/LINEAR MAX1615EUK+T MAX1615EUK

ModelMAX1615EUK+T
PackageSOT-23-5
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR MAX1615EUK+T
Type
ADI/LINEAR
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
350mV@(30mA)
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
5mVpp
Electronic Component
MAX1615EUK+T
Electronic Component
1
Package
SOT-23-5
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.043g
Electronic Component
1
Electronic Component
BM0265648998
Operating Temperature
40℃~+85℃@(Ta)
Operating Voltage
28V
Output
Electronic Component
Output Voltage
3.3V;5V
Output Current
30mA

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

MAX1615EUK+T 低压差线性稳压器(LDO)产品概述

MAX1615EUK+T是亚德诺半导体(ADI)旗下Linear品牌推出的固定输出低压差线性稳压器(LDO),专为低功耗、小体积、宽输入电压场景设计,兼顾稳定性与效率,广泛适用于便携式电子、工业传感器及物联网(IoT)设备等领域。

一、核心身份与市场定位

作为一款超小型LDO,MAX1615EUK+T以低静态电流、宽输入范围、低压差为核心优势,针对电池供电系统(如锂电池组、干电池)和空间受限的嵌入式设计,解决了“小体积下实现稳定稳压”的工程痛点,是传统线性稳压器的高效替代方案。

二、关键电气参数解析

1. 输入输出规格

  • 输入电压范围:4V ~ 28V(覆盖34节锂电池放电区间(4.2V16.8V)、单节铅酸电池(6V~12V)及部分工业电源);
  • 输出特性:固定正极输出,标准输出电压为5V(基础参数中同时提及3.3V,需根据具体型号确认),最大持续输出电流30mA(满足多数低功耗传感器、无线模块的供电需求);
  • 输出极性:正极输出,无需额外负电源配置。

2. 压差与效率

  • 压差性能:350mV@30mA负载(当输入电压仅比输出高0.35V时,仍能稳定输出额定电压,适合电池放电后期低电压场景);
  • 效率表现:因LDO为线性稳压,效率与压差直接相关(效率≈输出电压/输入电压),低压差设计使效率较普通LDO提升10%~15%。

3. 静态功耗与噪声

  • 静态电流(Iq):典型值8μA(极低静态电流,待机时几乎不消耗电池能量,是延长电池续航的关键);
  • 输出噪声:5mVpp(峰峰值),低噪声特性适合对噪声敏感的模拟电路(如传感器前端、音频前置放大)。

4. 温度与可靠性

  • 工作温度范围:-40℃ ~ +85℃(工业级温度范围,适应户外、车载等恶劣环境);
  • 存储温度:-65℃ ~ +150℃(满足极端存储条件)。

三、封装与引脚配置

MAX1615EUK+T采用SOT-23-5封装(超小型表面贴装,尺寸仅约2.9mm×1.6mm×1.1mm),引脚功能清晰:

  • 1脚(IN):电源输入(接4V~28V电压);
  • 2脚(OUT):稳压输出(接负载);
  • 3脚(EN):使能控制(高电平有效,悬空时默认开启);
  • 4脚(GND):接地;
  • 5脚(NC):空脚(无需连接)。

小封装设计大幅节省PCB空间,适合高密度电路设计(如智能手表、传感器节点)。

四、核心功能特性

1. 保护机制

  • 过流保护(OCP):负载电流超过35mA时自动限流(典型值),防止器件因短路或过载损坏;
  • 热关断(TSD):结温超过150℃时自动关断输出,温度下降后自动恢复,避免过热烧毁。

2. 低功耗设计

  • 静态电流仅8μA,待机时功耗可忽略;
  • 使能引脚支持外部控制,待机时可通过拉低EN关闭输出,进一步降低功耗至0μA(近似)。

3. 外围简化

  • 无需输出电容即可稳定工作(可选0.1μF~1μF陶瓷电容优化纹波);
  • 输入电容推荐1μF陶瓷电容(靠近IN引脚放置,抑制输入纹波)。

五、典型应用场景

  1. 便携式电子设备:智能手环、蓝牙耳机、小型手持仪器(电池供电+小体积需求);
  2. 工业传感器节点:温度/压力传感器、无线变送器(宽输入+工业温度范围);
  3. 物联网(IoT)设备:低功耗传感器节点、NB-IoT模块(低静态电流延长电池寿命);
  4. 电池供电系统:3~4节锂电池组、太阳能供电节点(低压差适配放电后期);
  5. 消费类电子:小型充电器、LED驱动(固定输出+过流保护)。

六、选型与注意事项

  1. 型号确认:MAX1615EUK+T为固定5V输出,若需3.3V输出可选择MAX1615EUK-3.3+T;
  2. 负载限制:最大持续输出电流30mA,避免超过负载能力(可并联提升电流,但需注意均流);
  3. 使能引脚:若不使用,需接IN引脚(避免悬空导致误触发);
  4. 电容选型:输入/输出电容推荐陶瓷电容(ESR<1Ω),温度特性稳定。

MAX1615EUK+T凭借“小体积、低功耗、宽输入”的综合优势,成为低功耗稳压设计的经典选型,适用于对空间、续航要求严格的各类电子系统。

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