BTS726L1

Power Distribution Switches, Load Drivers Overview

The BTS726L1 is a high-side power switch IC from Infineon's Classic PROFET series, designed for automotive and industrial applications. It features four independent channels with a maximum output current of 3.6 A per channel and a typical on-resistance (Rds(on)) of 50 mOhms. The device operates within a supply voltage range of 5 V to 40 V and supports a continuous load current up to 8 A with current limiting protection. It includes integrated diagnostics such as status flags and auto-restart capabilities for fault conditions. The component is qualified under AEC-Q100 standards and operates reliably across an extended temperature range from -40°C to +150°C.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates four independent high-side power switches with individual channel control
• Provides comprehensive diagnostic feedback via status flag outputs for open-load and short-circuit detection
• Features built-in thermal shutdown and over-current protection with auto-restart functionality
• Designed for robust performance in harsh automotive environments with AEC-Q100 qualification

Power Distribution Switches, Load Drivers Applications

• Automotive lighting systems including headlamps and interior illumination
• Power distribution units for actuator and solenoid control
• Industrial motor control interfaces requiring high-side switching
• General-purpose load switching in automotive body electronics modules

Power Distribution Switches, Load Drivers Procurement Notes

Verify the exact suffix code (e.g., XUMA1) against the manufacturer's official datasheet to ensure correct packaging and tape-and-reel specifications. Confirm that the procurement source provides valid traceability documentation for AEC-Q100 qualified components. Check for moisture sensitivity level requirements during storage and handling to prevent package damage before soldering.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when designing circuits requiring four-channel high-side switching with integrated diagnostics. Ensure the load current does not exceed the 3.6 A per channel limit while accounting for thermal dissipation constraints in the SOIC-20 package. Verify compatibility with the system's logic input levels and confirm that the 40 V maximum supply voltage aligns with the vehicle or industrial bus architecture.

Power Distribution Switches, Load Drivers Part Context

The BTS726L1 belongs to Infineon's Classic PROFET family of smart power switches. This series is widely used in automotive applications for reliable load switching and protection. The device integrates power MOSFETs with control and protection circuitry on a single chip, offering a compact solution for replacing discrete transistor arrays in power distribution designs.

Power Distribution Switches, Load Drivers Replacement Considerations

Check for direct pin-compatible alternatives within the same PROFET family, such as the BTS724G or BTS721L, ensuring their electrical parameters meet the specific current and voltage requirements of the application.

Power Distribution Switches, Load Drivers FAQ

What is the maximum continuous current per channel for the BTS726L1?

The maximum continuous output current per channel is 3.6 A.

Does the BTS726L1 support auto-restart after a fault condition?

Yes, the device features an auto-restart function that automatically attempts to re-enable the output after a fault, such as an over-temperature or short-circuit event, has cleared.

What is the operating temperature range for this component?

The BTS726L1 is rated for operation from -40°C to +150°C.