TPS22903YFPR

Power Distribution Switches, Load Drivers Overview

The TPS22903YFPR is a single-channel load switch manufactured by Texas Instruments, designed for power distribution in portable and battery-operated devices. It operates within an input voltage range of 1 V to 3.6 V and supports a continuous output current of 500 mA. The device features a maximum on-resistance of 95 mΩ, ensuring efficient power delivery with minimal voltage drop. It utilizes a DSBGA-4 package for compact surface-mount integration. Key electrical parameters include a maximum turn-on time of 153 µs and a maximum turn-off time of 238 µs. The component functions reliably across an operating temperature range from -40°C to +85°C.

Power Distribution Switches, Load Drivers Feature Summary

• Ultra-low input voltage operation suitable for single-cell lithium-ion or nickel-metal hydride battery systems
• Integrated controlled slew rate limits inrush current during turn-on to protect upstream power sources
• Highly compact footprint enabled by the ultra-small DSBGA-4 package design

Power Distribution Switches, Load Drivers Applications

• Portable consumer electronics requiring efficient power management
• Battery-powered mobile devices and handheld instruments
• Peripheral power switching in USB-connected equipment

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix 'YFPR' against the manufacturer's official datasheet to confirm pin configuration and tape-and-reel specifications. Ensure the ordering part number matches the required package variant and environmental compliance standards. Cross-reference the manufacturer's latest documentation for any product change notifications or lifecycle status updates prior to final procurement decisions.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when designing circuits that require low-voltage operation below 3.6 V and moderate current handling up to 500 mA. The TPS22903YFPR is appropriate for applications prioritizing space efficiency due to its small package size. Consider the 95 mΩ on-resistance for thermal management calculations. Verify that the control signal levels are compatible with the logic thresholds specified in the electrical characteristics table of the datasheet.

Power Distribution Switches, Load Drivers Part Context

This device belongs to the TPS2290x series of load switches from Texas Instruments. The series provides solutions for managing power distribution in space-constrained environments. The TPS22903YFPR specifically offers a balance of current capacity and physical size, distinguishing it from higher-current variants like the TPS22915 or other members of the family with different pin counts or resistance values.

Power Distribution Switches, Load Drivers Replacement Considerations

The TPS22902YFPR is a documented substitute within the same series. Verify functional equivalence regarding on-resistance and current ratings before implementation.