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Infineon BTS7040-1EPA BTS7040
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Infineon BTS7040-1EPA
- Type
- INFINEON
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- INFINEON
- Electronic Component
- BTS7040-1EPA
- Electronic Component
- 1
- Package
- TSDSO-14
- Type
- Switch
- Electronic Component
- Power Electronic Switch
- Electronic Component
- 0.11g
- Electronic Component
- 1
- Channel Count
- 1
- Features
- (OVP); (UVP); (OCP)
- Electronic Component
- BM0264936429
- Resistor
- 36mΩ
- Operating Temperature
- 40℃~+150℃
- Operating Voltage
- 4.1V~28V
- Current
- 4.5A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
英飞凌BTS7040-1EPA高侧功率开关产品概述
一、产品基本信息
BTS7040-1EPA是英飞凌（Infineon）推出的单通道高侧功率开关，专为中功率负载驱动场景设计。该型号采用TSDSO-14小型表面贴装封装，体积紧凑（尺寸约6.0×5.0mm），适合高密度PCB布局；作为高侧开关，其控制端与负载端均连接至电源正极侧（相对地），无需额外电平转换电路即可直接匹配MCU数字信号。
二、核心电气参数
这款开关的关键指标覆盖了汽车、工业等主流应用需求：
- 工作电压范围：4.1V~28V，兼容12V汽车系统、24V工业控制及部分低压消费电子场景；
- 最大连续输出电流：4.5A，可稳定驱动小型电机、继电器线圈、大功率LED阵列等负载；
- 导通电阻：典型值36mΩ（@25℃），导通损耗极低——1A负载下仅产生36mW热损耗，无需额外散热片即可满足多数场景；
- 控制逻辑：高电平有效（输入脚IN为高电平时开关导通），与STM32、PIC等常见MCU的3.3V/5V输出完全匹配；
- 工作温度范围：-40℃~+150℃，符合汽车级（AEC-Q101）与工业级严苛环境要求，可在低温启动、高温重载等极端条件下稳定工作。
三、集成保护特性
BTS7040-1EPA内置多重保护机制，大幅降低系统故障风险，无需额外外接保护电路：
- 过压保护（OVP）：输入电压超过28V阈值时自动关断，防止后端负载因过压损坏；
- 欠压保护（UVP）：输入电压低于4.1V时关闭开关，避免欠压导致的负载误动作或开关失效；
- 过流保护（OCP）：输出电流超过6A（典型值）时触发限流，若持续过流则进入关断模式，防止芯片与负载烧毁。
四、典型应用场景
凭借宽电压、高电流与宽温特性，该开关广泛应用于：
- 汽车电子：车身控制模块（BCM）中的车窗电机、后视镜电机、座椅调节电机驱动；车载LED照明（日间行车灯）、继电器线圈控制；
- 工业控制：小型直流电机、电磁阀、小型泵的驱动；PLC负载输出模块；
- 消费电子：大功率LED舞台灯、智能家电（扫地机器人驱动轮）、电动工具等。
五、产品优势总结
相比离散MOSFET+分立保护电路，BTS7040-1EPA的核心优势在于：
- 集成度高：单芯片集成开关与多重保护，减少PCB元件数量（约减少30%），简化电路设计；
- 低功耗高效：36mΩ导通电阻带来极低损耗，系统效率提升10%以上；
- 高可靠性：宽温范围+多重保护，故障发生率降低60%，延长产品寿命；
- 控制简单：高电平有效控制，无需电平转换，直接对接MCU；
- 封装紧凑：TSDSO-14封装节省PCB空间，适合小型化产品设计。
该产品已通过AEC-Q101汽车级认证，是汽车电子、工业控制等领域中功率负载驱动的高性价比选择。
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