TPS62203DBVRG4

Voltage Regulators - DC DC Switching Regulators Overview

The TPS62203DBVRG4 is a high-efficiency step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 2.7 V to 5.5 V and provides a fixed output voltage of 3.3 V. The device supports a maximum output current of 1 A and features an integrated low-resistance high-side switch. It utilizes pulse frequency modulation (PFM) for light-load efficiency and includes built-in protection mechanisms such as overcurrent protection, thermal shutdown, and soft-start functionality.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a low-resistance high-side switch for efficient power conversion
• Employs pulse frequency modulation control to maintain high efficiency at light loads
• Includes comprehensive protection features including overcurrent limiting and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered applications
• Cell phones and smartphones
• Personal digital assistants
• Handheld gaming devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'G4' indicates lead-free packaging and RoHS compliance as per Texas Instruments standards. Confirm the package type matches the SOT-23 footprint required for your design. Ensure the fixed 3.3 V output aligns with your system requirements, as this variant does not support adjustable output voltages. Cross-reference the datasheet revision date to ensure compatibility with your manufacturing processes.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V output is required from a single-cell lithium-ion or lithium-polymer battery source. It is suitable for designs prioritizing high efficiency in portable devices where load currents vary significantly. Consider the SOT-23 package size constraints and the need for external input and output capacitors as specified in the application circuit guidelines.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS6220x family of high-efficiency step-down converters from Texas Instruments. The family offers various output voltage options and current capabilities within a compact SOT-23 package. The TPS62203 specifically targets applications requiring a stable 3.3 V supply from low-voltage sources, providing a balance between performance, size, and cost for consumer electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

• TPS62203DBVT
• TPS62200DBVR

Voltage Regulators - DC DC Switching Regulators FAQ

What is the typical efficiency of the TPS62203DBVRG4?

The device achieves high efficiency across its load range, typically exceeding 90% at moderate loads and maintaining good efficiency at light loads due to PFM operation.

Does the TPS62203DBVRG4 have adjustable output voltage?

No, the TPS62203 variant has a fixed output voltage of 3.3 V. Adjustable output versions are available in the same family, such as the TPS62200 or TPS62201.