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TMI TMI6240
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- TMI TMI6240
- Type
- TMI
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- TMI
- Electronic Component
- TMI6240
- Electronic Component
- 1
- Package
- SOT-23-5
- Type
- Load Switch
- Electronic Component
- Power Electronic Switch
- Electronic Component
- 0.065g
- Electronic Component
- 1
- Channel Count
- 1
- Features
- Output
- Electronic Component
- BM0227307355
- Resistor
- 50mΩ
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 2.7V~18V
- Current
- 3.5A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TMI6240 产品概述
一、产品简介
TMI6240 是拓尔微（TMI）推出的一款单通道负载开关，采用 SOT-23-5 封装，面向便携与车载等需要电源控制与保护的应用场景。器件以高电平有效的输入控制逻辑实现对输出电源的快速管控，兼顾小封装、低导通损耗与多重保护功能，便于系统实现电源管理与故障自保护。
二、主要参数
- 类型：负载开关（Load Switch）
- 通道数：1
- 输入控制逻辑：高电平有效（EN = 高电平，输出导通）
- 最大连续电流：3.5 A
- 工作电压：2.7 V ~ 18 V
- 导通电阻（Rds(on)）：50 mΩ（典型）
- 工作温度范围：-40 ℃ ~ +125 ℃
- 封装：SOT-23-5
- 品牌：TMI（拓尔微）
三、保护与功能特性
TMI6240 集成多种硬件保护机制，用以提高系统可靠性：
- 过热保护（OTP）：在器件温度过高时触发保护，防止热损坏。
- 过压保护（OVP）：在输入或输出异常升压时采取保护措施。
- 短路保护（SCP）：在负载短路情况下限制电流或切断输出，降低系统风险。
- 过流保护（OCP）：实现对输出电流的检测与限制，保护器件和负载。
（具体保护触发阈值与动作特性请以官方数据手册为准。）
四、封装与引脚（概述）
SOT-23-5 小封装适合空间受限的应用，典型引脚功能包括：VIN（输入）、VOUT（输出）、EN（使能，高电平有效）、GND（地）及备用/功能引脚。为避免误接与布局问题，建议在设计前查阅器件完整引脚图与封装尺寸表。
五、典型应用与设计注意事项
- 典型应用：便携设备电源开关、外设电源控制、车载电源管理、电池保护子系统及系统级热/过流保护。
- PCB 设计建议：VIN/VOUT 及 GND 区域使用较大铜箔以降低热阻并利于散热；在器件附近放置足够的输入与输出旁路电容，靠近引脚焊盘布局以抑制瞬态。
- 热管理：考虑最大连续电流 3.5 A 与 50 mΩ 导通损耗，在高电流场景需评估封装温升并增加散热面积或铜箔。
- 控制信号：EN 为高电平有效，驱动电平需与器件工作电压域匹配，避免在非允许电压下切换。
如需引脚定义、时序、典型应用电路与完整电气特性，请参考 TMI6240 的官方数据手册以获得精确参数与典型曲线。
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