BTS6143DAUMA1

Power Distribution Switches, Load Drivers Overview

The BTS6143DAUMA1 is a single-channel smart high-side power switch from Infineon's PROFET family, designed for automotive and industrial load distribution. It integrates a vertical N-channel power FET with comprehensive protection and diagnostic features. The device operates within a supply voltage range of 5.5 V to 38 V, supporting an output current of 8 A with a maximum current limit of 75 A. Key electrical parameters include a maximum on-resistance of 10 mOhms, rise and fall times of 500 us, and a power dissipation capacity of 59 W. It is qualified to AEC-Q100 standards and housed in a TO-252-5 surface-mount package.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates short-circuit protection with latch-off capability and thermal shutdown with automatic restart.
• Provides overcurrent limiting, overvoltage protection, undervoltage lockout, and loss-of-ground detection.
• Features low standby current and optimized static electromagnetic compatibility (EMC) performance.
• Supports fast demagnetization of inductive loads and includes electrostatic discharge (ESD) protection.

Power Distribution Switches, Load Drivers Applications

• Automotive lighting systems
• HVAC control modules
• General power management distribution
• Industrial load switching

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific ordering suffix to ensure correct packaging configuration, as variants such as BTS6143DXT indicate tape-and-reel delivery while other suffixes may denote cut tape or bulk options. Confirm that the procurement source provides valid RoHS compliance documentation and REACH SVHC status reports. Ensure the supplier is an authorized distributor to guarantee component authenticity and traceability for AEC-Q100 qualified parts used in safety-critical applications.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when a single-channel high-side switch with robust fault protection is required for 12V or 24V systems. The low on-resistance minimizes conduction losses, making it suitable for high-current applications up to 8 A. Consider the TO-252-5 package for efficient thermal dissipation up to 59 W. Verify that the input logic levels are compatible with the microcontroller interface and that the operating temperature range meets the environmental requirements of the target application.

Power Distribution Switches, Load Drivers Part Context

The BTS6143DAUMA1 belongs to Infineon's PROFET series of smart power switches, which combine power MOSFET technology with integrated control and protection circuits. This series is widely used in automotive electronics for reliable load driving. The DAUMA1 suffix typically denotes a specific manufacturing lot or packaging variant within the standard BTS6143D product line, ensuring consistency with automotive quality standards.

Power Distribution Switches, Load Drivers Replacement Considerations

BTS6143D

Power Distribution Switches, Load Drivers FAQ

What is the behavior of the BTS6143DAUMA1 during a short-circuit event?

The device implements short-circuit protection with a latch-off feature. Upon detecting a short circuit, the output is switched off and remains latched until the fault condition is removed and the device is re-enabled.

Does the BTS6143DAUMA1 support inductive load switching?

Yes, the component is designed to handle inductive loads and supports fast demagnetization, allowing for efficient switching of relays, solenoids, and motors.