Infineon Technologies

BSP75N

BSP75N Description

The BSP75N from Infineon Technologies is a low-side power switch designed for automotive and industrial applications, compliant with AEC-Q100 standards. It integrates a 1.9A current limit, 490mΩ typical on-resistance, and a 10V maximum input voltage, making it ideal for load switching and protection in harsh environments. The device operates within a -0.2V to 10V range and features a 4-pin SOT-223 package with a thermal tab for efficient heat dissipation. With a 1.8W power dissipation and 150°C maximum operating temperature, it ensures reliable performance under high thermal stress.

BSP75N Features

• High Efficiency: Low on-resistance (490mΩ typical, 550mΩ max) minimizes power loss.
• Robust Protection: Built-in 1.5A current limiting and thermal shutdown safeguard against overloads.
• Fast Switching: 20µs max turn-on/off time for responsive load control.
• Automotive-Grade: AEC-Q100 qualified, RoHS & EU RoHS compliant, and moisture-sensitive (MSL1).
• Compact & Reliable: SMD/SMT 4-pin SOT-223 package with a thermal tab for enhanced heat dissipation.
• Wide Voltage Range: Supports -0.2V to 10V, suitable for 12V automotive systems.

BSP75N Applications

• Automotive Systems: ECU power distribution, LED lighting control, and motor drives.
• Industrial Load Switching: Relay replacements, solenoid drivers, and power management in PLCs.
• Consumer Electronics: Battery protection, USB power switches, and portable device power control.
• Harsh Environments: High-temperature applications due to its 150°C rating.

Conclusion of BSP75N

The BSP75N stands out for its high current handling (1.9A), low on-resistance, and automotive-grade reliability, making it a superior choice for demanding power switching applications. Its fast switching, robust protection, and compact form factor cater to space-constrained designs while ensuring long-term durability. Ideal for automotive, industrial, and consumer electronics, this HITFET-series device delivers efficiency, safety, and performance in a single package.