Infineon BTS5210LAUMA1: A Smart High-Side Power Switch for Modern Electronic Systems

In the realm of power management and control, the demand for intelligent, efficient, and robust switching solutions continues to grow across industries such as automotive, industrial automation, and consumer electronics. The Infineon BTS5210LAUMA1 stands out as a highly integrated smart high-side power switch designed to meet these rigorous demands, combining advanced protection features, diagnostic capabilities, and efficient power handling in a compact package.

This device is part of Infineon’s proven PROFET™ (Protected MOSFET) family of smart switches, which are engineered to drive resistive, capacitive, and inductive loads with precision and safety. The BTS5210LAUMA1 operates with a voltage range of 5.5 V to 40 V, making it suitable for 12 V and 24 V systems commonly found in automotive applications, including body control modules, powertrain systems, and interior lighting. Its ability to handle continuous currents up to 3.5 A ensures reliable performance under typical load conditions.

One of the key strengths of the BTS5210LAUMA1 is its comprehensive suite of embedded protection features. These include protection against over-current, short-circuit, over-temperature, and over-voltage conditions, significantly enhancing system reliability and longevity. The device also incorporates reverse polarity protection and load current feedback, providing designers with critical diagnostic information for real-time monitoring and fault detection.

The switch is controlled via a logic-level input compatible with standard microcontrollers, simplifying interface design and reducing external component count. Its low standby current consumption makes it ideal for energy-sensitive applications, particularly in battery-powered systems where power efficiency is paramount.

Housed in a small PG-TSDSO-14 package, the BTS5210LAUMA1 offers excellent thermal performance and mechanical durability, suitable for space-constrained PCB designs and harsh operating environments. Its AEC-Q100 qualification further underscores its suitability for automotive applications, where components must endure extreme temperatures and vibrations.

In summary, the Infineon BTS5210LAUMA1 exemplifies the evolution of power switches toward smarter, safer, and more energy-efficient solutions. Its blend of robust protection, accurate diagnostics, and high integration makes it a versatile choice for modern electronic systems.

ICGOODFIND: The Infineon BTS5210LAUMA1 is a smart high-side power switch offering superior integration, diagnostic capabilities, and protection features, making it an optimal solution for automotive and industrial applications requiring reliability and compact design.

Keywords:

Smart High-Side Switch

Over-Current Protection

Load Current Feedback

AEC-Q100 Qualified

PROFET™ Technology