BTS7008-2EPA - 12V 7.5A Dual Smart Switch | Infineon
料号： BTS7008-2EPA ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.4 | $2.40 |
| 10 | $0.702 | $7.02 |
| 100 | $0.702 | $70.20 |
| 500 | $0.702 | $351.00 |
| 1,000 | $0.702 | $702.00 |
BTS7008-2EPA 概述
A smart high-side switch is a power-management semiconductor that places a protected MOSFET channel between a load and its positive supply. Unlike a basic MOSFET or relay, it combines load switching, overcurrent and short-circuit handling, thermal protection, under-voltage lockout, reverse-voltage protection, and diagnostic feedback. The BTS7008-2EPA sits within the broader smart-power-switch hierarchy: power MOSFET, protected load driver, power-management IC, and discrete semiconductor.
The device provides two independently controlled output channels, an 8 mΩ RDS(on) rating, and support for automotive loads to 7.5 A. Protection includes overload, short-circuit, over-temperature, overvoltage, under-voltage lockout, and reverse-voltage functions. Current diagnosis through the IS signal enables a controller to distinguish operating conditions and detect channel faults, while the digital interface supports channel selection and protection-counter clearing.
Its diagnostic architecture is important because a protected switch must report why a load was disabled rather than acting as an opaque fuse. The manufacturer datasheet describes analog and digital diagnostic signals at IS, plus digital diagnosis and protection-counter control through DSEL-related signaling. The device also defines two overload thresholds selected according to the VDS condition, allowing protection behavior to adapt to the switching state.
Typical uses include automotive body electronics, seat and door modules, heating-control loads, lighting, pumps, solenoids, and other 12 V loads requiring local protection and feedback. The dual-channel organization reduces component count when two related loads share a module. Diagnostic current information can improve system observability and shorten fault investigation.
PCB design must preserve short, low-inductance power paths and place protection or diagnostic networks where their switching transients cannot couple into sensitive control signals. Designers should verify the exact pin assignment, exposed-pad connection, output layouts, and diagnostic thresholds in the manufacturer datasheet before releasing a production layout.
This page consolidates the verified manufacturer specifications, source links, protection functions, application guidance, and drop-in-replacement assessment. It also distinguishes confirmed facts from parameters not exposed in the supplied search data, preventing unsupported electrical or mechanical claims.
直接替换替代料： BTS7008-2EPA ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： BTS7008-2EPA （相同外形与封装尺寸） ——差异在于 Package, Output Current per Channel, Protection Features, Supply Voltage Range, Number of Channels.
快速对比工具——选择替代料号进行并排对比：
该产品暂无直接替换替代料。
请求替代料BTS7008-2EPA 最大额定值与电气特性
| Product Type | PROFET+2 dual-channel smart high-side power switch |
| Nominal Supply Voltage | 12 V |
| Number of Channels | 2 channels |
| On-State Resistance | 8 mΩ |
| Automotive Load Support | Up to 7.5 A |
| 工作温度范围 | -40°C to +150°C |
| 过流保护 | Yes |
| Short-Circuit Protection | Yes |
| Over-Temperature Protection | Yes |
| Overvoltage Protection | Yes |
| Under-Voltage Lockout | Yes |
| Reverse-Voltage Protection | Yes |
| Latch Protection | Yes |
| Diagnosis | Analog and digital current diagnosis at IS |
| Overload Thresholds | 2 thresholds selected according to VDS |
| 封装 | PG-TSDSO-14-22 |
| 安装类型 | Surface mount |
| Manufacturer Product-Page Price | $2.40 each |
| Distributor Starting Price | From $0.702 |
| LCSC Reported Stock | 3,534 units |
| RoHS 状态 | RoHS Compliant |
BTS7008-2EPA pg-tsdso-14-22 引脚配置指南
BTS7008-2EPA（pg-tsdso-14-22 封装）的引脚配置。 该功率器件具有栅极、漏极和源极端子。对于无极性封装，请参阅制造商数据手册以了解确切的引脚 1 方向和封装尺寸细节。常见应用包括电源设计、电机驱动和负载开关。
暂无详细引脚数据： BTS7008-2EPA.
请参阅 数据手册 以查看完整引脚配置。
典型应用
BTS7008-2EPA 适用于 6 应用s: Automotive Body Control Loads, Seat and Door Control Modules, Heating and Thermal Control, Lighting and Indicator Loads, Pump and Solenoid Drivers, Industrial and Mobile 12 V Distribution.
Automotive Body Control Loads
The BTS7008-2EPA fits automotive body-control modules that switch pumps, valves, heaters, or similar 12 V loads through two protected channels. Its 8 mΩ RDS(on) helps reduce conduction loss, while load support to 7.5 A aligns with the stated automotive capability. Integrated overload, short-circuit, thermal, reverse-voltage, and under-voltage protection reduce the need for separate fuses in each load path. The IS diagnostic output lets the module controller distinguish normal operation from fault behavior, although the exact routing and threshold settings must follow the Infineon datasheet.
Seat and Door Control Modules
The dual-channel BTS7008-2EPA is appropriate for compact seat, latch, mirror, or door-control modules where two protected 12 V outputs simplify local distribution. The -40°C to +150°C specification covers a broad automotive temperature range, and the PG-TSDSO-14-22 surface-mount package supports board-level integration. Protection prevents a stalled motor or shorted actuator from becoming an uncontrolled board-level failure. Diagnostic feedback at IS can support service diagnostics, although module-specific fault logic and actuator flyback arrangements remain design requirements.
Heating and Thermal Control
Heater, blower, thermal-grid, or defrost relays can benefit from local switching and diagnosis through the BTS7008-2EPA. Its two channels allow related loads to be controlled independently, while 8 mΩ RDS(on) limits voltage drop and dissipation at the stated automotive-load capability. The device's short-circuit, overload, and over-temperature protection add layers of robustness around resistive or inductive loads. Designers must add or verify the appropriate load-switching network, particularly where an inductive load requires flyback energy control, and confirm thermal performance for the selected duty cycle.
Lighting and Indicator Loads
The BTS7008-2EPA can control protected 12 V lighting or indicator channels in vehicle and mobile equipment where remote switching and fault feedback are useful. Two channels reduce the number of discrete protection elements required when paired lamps or indicator loads share similar current requirements. Protection against overload, short circuit, reverse voltage, and undervoltage makes the switch appropriate for wiring environments where transient faults are possible. For LED or lamp loads, the final driver network must account for inrush, clamp behavior, and any source-dependent diagnostic response.
Pump and Solenoid Drivers
Small 12 V pumps and solenoids are typical loads for a protected smart high-side switch because their startup current and stall behavior can stress ordinary discrete drivers. The BTS7008-2EPA supports loads up to 7.5 A and includes overload, short-circuit, thermal, latch, and diagnostic functions. Its 8 mΩ RDS(on) helps preserve supply voltage during steady-state operation, while current diagnosis supplies feedback for detecting abnormal load behavior. The designer must still validate flyback energy, cable transients, switching frequency, and the actual load's cold and stalled current against the application limits.
Industrial and Mobile 12 V Distribution
The BTS7008-2EPA also fits non-automotive 12 V distribution equipment that benefits from two-channel protected switching, such as industrial control modules, battery-backed systems, and mobile electronics. The -40°C to +150°C operating range and integrated fault functions support robust load control, while the diagnostic interface improves observability compared with an unprotected relay or discrete MOSFET stage. Supply and load transients remain application-dependent, so designers should verify the electrical limits, external protection, and thermal performance in the official manufacturer datasheet.
工程参考数据： BTS7008-2EPA ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 |
|---|---|
| Brand | Infineon Technologies |
| Package | PG-TSDSO-14-22 |
| Product Type | Dual-channel smart high-side power switch |
| Nominal Supply Voltage | 12 V |
| On-State Resistance | 8 mΩ |
| Automotive Load Support | Up to 7.5 A |
| Operating Temperature | -40°C to +150°C |
| Diagnosis | Analog and digital current diagnosis at IS |
| Protection Functions | Overcurrent, short circuit, over-temperature, overvoltage, under-voltage lockout, reverse voltage, and latch protection |
| Manufacturer Product-Page Price | $2.40 each as of 2026-10-21 |
关键差异点
- Integrated diagnosis reduces reliance on external fault-only circuitry （对比 A generic dual high-side MOSFET stage)
- Two-state-dependent overload thresholds （对比 A basic fuse and discrete switch implementation)
- High automotive-load capability with low stated resistance （对比 A standard 12 V relay without electronic diagnostics)
设计说明
Use the shortest practical supply, output, and ground paths because the 8 mΩ switch still carries transient current during load switching. Follow the official BTS7008-2EPA application diagram for pin and exposed-pad treatment. Keep the two output nets separated as required by the intended load topology, and provide adequate copper area for both electrical performance and thermal spreading. The supplied search data does not expose exact copper-width or via-count recommendations, so those dimensions must be taken from the manufacturer layout guidance and current design rules.
Route the IS diagnostic connection away from high dV/dt output and supply nodes. Retrieved datasheet excerpts identify IS as a combined SENSE/IIS output and describe DSEL-controlled diagnosis and protection-counter clearing, so interface traces may carry both analog and digital information. Terminate or bias these nets exactly as shown in the current manufacturer application diagram. Incorrect filtering, grounding, or coupling can corrupt fault interpretation even when the power channel itself is operating normally.
Estimated conduction loss is calculated as P = I² × RDS(on). At 7.5 A and the verified 8 mΩ rating, the arithmetic is 0.45 W before adding switching, driver, and ambient-path effects; at 3 A it is 0.072 W. These are estimates based only on RDS(on), not manufacturer power-dissipation figures. Validate junction temperature with the datasheet thermal model, actual copper area, nearby heat sources, and the required -40°C to +150°C environmental context.
Do not treat 7.5 A support as permission to operate continuously at the absolute maximum under every thermal condition. Check inrush, motor starting current, stalled current, cable transients, and short-circuit behavior against the current datasheet limits. The overload thresholds are selected according to VDS, so control software and diagnostic thresholds must be coordinated with that behavior. Also verify any flyback or clamp strategy for inductive loads rather than assuming the smart switch replaces external energy-control components.
合规信息
Mouser search results identify the part as RoHS Compliant. The supplied data does not explicitly establish REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status.
