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TPS22953QDQCRQ1 is listed in the Power Distribution Switches, Load Drivers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is AUTOMOTIVE 5.7-V, 5-A, 14-M LOAD. Review the specifications below when checking this part for your BOM.
The TPS22953QDQCRQ1 is an automotive-grade load switch from Texas Instruments designed for power distribution applications. It features a single output capable of delivering up to 5 A of continuous current with a maximum on-resistance of 14 mΩ. The device operates within a supply voltage range of 700 mV to 5.7 V and supports a load voltage up to 5.7 V. It includes integrated protection mechanisms such as over-temperature shutdown, reverse current blocking, and under-voltage lockout (UVLO). The component utilizes a WSON-10 package and is qualified for operation across an extended temperature range from -40°C to +125°C.
Verify the complete part number including suffixes to ensure correct packaging and automotive grade specification. Confirm that the specific variant matches the required operating temperature range and package type for your design. Cross-reference the manufacturer datasheet for latest assembly site information and material declarations. Ensure compatibility with your system's voltage levels and current requirements before finalizing procurement.
Select this component when an automotive-rated load switch with high current capability and low on-resistance is required. Consider the 14 mΩ on-resistance for efficiency optimization in high-current paths. Evaluate the need for reverse current protection and controlled slew rates based on system sensitivity. Verify that the WSON-10 package fits within the available PCB space constraints.
This device belongs to the TPS2295x family of load switches, which are designed for efficient power management in portable and industrial applications. The Q1 suffix indicates automotive qualification, distinguishing it from standard commercial variants like the TPS22953DQCR. The family offers various configurations with different current ratings and packages to suit diverse power distribution needs.
The TPS22953DQCR is a commercial-grade equivalent within the same family but lacks automotive qualification. Direct substitution requires verification of temperature range and reliability requirements. Other family members like TPS22954 offer similar features with potential pin-out or parameter differences requiring schematic review.
The device supports a load voltage range up to 5.7 V.
No, the device includes reverse current blocking protection to prevent backflow from the load to the source.
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