The BTS941E3062A is a smart high-side power switch from Infineon Technologies. This device belongs to the PROFET (PROtected FET) family and is designed for automotive and industrial applications where robust protection and reliable switching are essential.

Applications

• Automotive body control modules
• Actuator control in vehicles (e.g., wipers, lights)
• Power distribution in automotive applications
• Industrial automation systems
• Replacement of electromechanical relays

Features

• Overload protection: Protects the switch from damage due to excessive current draw.
• Short-circuit protection: Quickly shuts down the switch in the event of a short circuit.
• Overtemperature protection: Disables the switch to prevent thermal damage if the temperature exceeds a safe limit.
• Current limitation: Limits the current during overload conditions.
• Diagnostic feedback: Provides status information about the switch's operating condition.
• Logic Level Input: Compatible with standard microcontroller logic levels.
• PWM Capability: Suitable for use in pulse width modulation (PWM) applications.
• Reverse polarity protection: Protects the device against damage from reverse polarity connection.

Benefits

• Enhanced system reliability: Integrated protection features improve system robustness.
• Simplified circuit design: The integrated protection and diagnostic functions reduce the need for external components.
• Improved safety: Short-circuit and overtemperature protection enhance overall system safety.
• Reduced power consumption: Low on-resistance minimizes power dissipation.
• Improved diagnostics: Status feedback allows for rapid fault detection and troubleshooting.

Additional Details

The BTS941E3062A features a low on-state resistance (RDS(on)), which reduces power loss and minimizes heat generation during operation. It is typically available in a PG-DSO-8 package for surface mount assembly. This device operates over a wide voltage range, typically from 8V to 36V, making it suitable for various automotive and industrial power systems. The diagnostic feedback typically includes status signals for overload, short-circuit, and overtemperature conditions. These signals enable a microcontroller to monitor the switch's status and take appropriate actions in case of a fault. The integrated clamp protects the device against overvoltage. Its robustness and comprehensive protection capabilities make it a good choice for high-side switching in automotive and industrial environments.