Infineon ISP75DP06LM: High-Performance Smart Power Switch for Automotive Applications

The relentless drive towards enhanced vehicle electrification, safety, and autonomy demands robust and intelligent electronic components. At the heart of many of these advanced systems are smart power switches, which provide the critical interface between low-power control units and high-power loads. The Infineon ISP75DP06LM stands out as a premier solution engineered to meet the stringent requirements of modern automotive applications.

This device is a high-side smart power switch based on Infineon's advanced SPI-less PROFET™ (Protected MOSFET) technology. It integrates a vertical N-channel power MOSFET with a continuous current capability of up to 30A, making it exceptionally suited for driving a wide array of resistive, capacitive, and inductive loads. Typical applications include driving high-current solenoids, valves, and motors, which are ubiquitous in body control modules, powertrain systems, and advanced driver-assistance systems (ADAS).

A key strength of the ISP75DP06LM lies in its comprehensive suite of integrated protection and diagnostic features. These are crucial for ensuring system reliability and functional safety, aligning with standards like ISO 26262. The device protects itself and the downstream load from over-current conditions through adjustable current limitation and shutdown with automatic restart. It is also safeguarded against overtemperature, overload, and short-circuits to ground or battery. Furthermore, its advanced diagnostic capabilities provide precise feedback on load status—including open-load detection both pre- and post-switch-on, short-to-ground, and short-to-battery conditions—enabling predictive maintenance and enhanced system monitoring.

Designed for the challenging automotive environment, the ISP75DP06LM offers exceptional robustness against electrical transients. It features very low electromagnetic emissions (EME) and high electromagnetic immunity (EMI), alongside excellent resilience against electrostatic discharge (ESD) and load-dump pulses. Its very low typical on-state resistance (RDS(on)) of just 0.6 mΩ minimizes conduction losses, leading to higher efficiency and reduced thermal stress, which is vital for energy management and thermal design in densely packed electronic control units (ECUs).

The combination of high performance, intelligent features, and ruggedness makes the Infineon ISP75DP06LM an indispensable component for automotive designers striving to create more efficient, reliable, and intelligent vehicles.

ICGOODFIND: The Infineon ISP75DP06LM is a high-performance, SPI-less PROFET™ smart high-side switch that sets a benchmark for power management in automotive systems. Its exceptional current handling, ultra-low RDS(on), and extensive suite of integrated protection and diagnostic features make it an ideal, robust choice for driving demanding loads while enhancing system safety and reliability.

Keywords:

Smart Power Switch

Automotive Applications

Integrated Protection

Diagnostic Features

High-Current Drive