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The BTS71220-4ESE is a SPOC+2 multichannel SPI smart high-side switch designed for automotive applications. It integrates four independent N-channel outputs with asymmetric current ratings of 3A, 3A, 5A, and 5A. The device operates within a load voltage range of 6V to 28V and supports a supply voltage of 3V to 5.5V. Key electrical parameters include a maximum on-resistance of 22mΩ and switching times up to 150µs. It features PWM input capability, controlled slew rate, and comprehensive protection against short circuits, overtemperature, and overvoltage.
Verify the complete ordering part number including the suffix XUMA1 to ensure correct tape-and-reel packaging configuration. Confirm that the application environment meets the specified automotive quality grade requirements. Ensure the PCB layout accommodates the PG-TSDSO-24 package dimensions and thermal pad requirements for adequate heat dissipation during operation.
Select this component when asymmetric output currents are required within a single channel package. It is suitable for designs needing both SPI communication and direct PWM signal processing. Consider the 28V load voltage limit and the specific 3A/5A current split when sizing for resistive or inductive loads.
This device belongs to the SPOC+2 family, which combines power switching capabilities with intelligent control interfaces. It is part of Infineon's PROFET portfolio aimed at simplifying system architecture by integrating multiple channels into a compact surface-mount solution. The technology supports advanced diagnostics and energy-efficient operation in complex automotive electronic networks.
Public confirmed substitute part numbers are not available in the provided documentation.