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XTX XTM4208AS3CT
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- XTX XTM4208AS3CT
- Type
- XTX
- Minimum package
- 500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- XTX
- Electronic Component
- XTM4208AS3CT
- Electronic Component
- 1
- Package
- SOT23-6
- Electronic Component
- Brushed DC Motor Driver IC
- Electronic Component
- 0.215g
- Electronic Component
- 1
- Integrated FET
- Electronic Component
- Features
- Electronic Component
- Electronic Component
- BM0264982913
- Resistor
- 2Ω
- Current
- 800mA
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 2.4V~18V
- Output Current
- 500mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
XTM4208AS3CT 产品概述
一、产品简介
XTM4208AS3CT 是芯天下（XTX）推出的一款高压型 IR-CUT 驱动器，集成场效应管（Integrated FET），采用 SOT23-6 小封装，专为安防摄像头的昼夜切换机构设计。器件支持 2.4V 至 18V 宽工作电压，持续输出电流可达 500mA，峰值瞬态电流最高 800mA，内置主动制动功能，能实现快速、可靠的滤光片机械位置切换与制动控制。
二、主要规格（概要）
- 工作电压：2.4V ~ 18V
- 持续输出电流：500mA
- 峰值输出电流：800mA
- 导通电阻（RDS(on)）：约 2Ω（典型）
- 静态电流（Iq）：约 1 μA（低功耗）
- 工作温度范围：-40℃ ~ +85℃
- 封装：SOT23-6
- 特性：集成 FET、主动制动功能、高压耐受、低静态电流
三、功能与优势
- 宽电压支持：2.4V 到 18V 的输入范围，适配多种监控系统及汽车电子外围电源。
- 集成 FET：内部功率晶体管减少外部元器件、简化 PCB 布局并提升可靠性。
- 主动制动：在切换过程中可快速吸收或短路电机（或微动机构）的动能，显著缩短停止时间，降低过冲与机械磨损，提升切换精度与寿命。
- 低静态电流：仅 1 μA 的静态电流，有利于待机功耗控制，适合需节能的摄像头系统。
- 小型封装：SOT23-6 适配空间受限的模组设计，便于量产与自动贴片。
四、应用场景
- 网络/模拟安防摄像机 IR-CUT 日夜切换驱动
- 智能家居视频设备（摄像头模组）
- 工业视觉系统中的滤光片切换控制
- 可替换常见型号：FT117S、MS3111、GC9111、TMI8113、TPM16050（在电气规格与封装兼容时）
五、设计注意事项
- 封装热阻与散热：SOT23-6 空间受限，连续高电流工作时需评估 PCB 铜箔散热并提供适当散热路径，避免长期热应力。
- 峰值电流处理：虽然器件可承受 800mA 峰值，建议在设计中限制连续工作电流靠近规格上限，以延长器件寿命。
- 外围元件：集成 FET 降低外部元件数，但建议在输入侧加入合适滤波电容与瞬态抑制以提高抗干扰能力；在驱动负载（马达或线圈）端考虑回流或抑制元件，配合主动制动功能使用。
- 兼容性验证：替换现有型号时，请对比引脚功能与时序，并做完整功能测试以确保兼容。
六、总结
XTM4208AS3CT 以其宽电压范围、500mA 持续输出、低静态电流与主动制动能力，成为高可靠性 IR-CUT 驱动的理想选择。SOT23-6 小封装与兼容多种常见型号的特性，便于在安防摄像头及相关模组中快速替换与集成。欲获得完整引脚定义、时序与详细电气特性，请参阅芯天下官方数据手册以完成最终设计验证。
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