TPS77050DBVT

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The TPS77050DBVT is a fixed-output linear low-dropout regulator manufactured by Texas Instruments. It provides a stable 5V output with a maximum current capacity of 50mA. The device operates within an input voltage range of 2.7V to 10V and features a typical dropout voltage of 90mV at full load. Quiescent current is specified at 28µA, with a power supply rejection ratio of 60dB at 1kHz. It includes overcurrent, thermal shutdown, and reverse polarity protection. The component is housed in a surface-mount SOT-23-5 package and supports an operating temperature range from -40°C to +125°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Provides a fixed positive output voltage with high line and load regulation accuracy.
• Integrates comprehensive protection mechanisms including overcurrent limiting, thermal shutdown, and reverse polarity blocking.
• Features low quiescent current consumption suitable for battery-powered applications.
• Capable of maintaining regulation with minimal input-to-output voltage differential.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable consumer electronics requiring stable 5V logic supplies
• Battery-operated devices needing efficient power management
• Embedded systems utilizing microcontrollers or memory components

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix DBVT against the manufacturer's latest documentation to confirm pinout and package dimensions. Confirm end-of-life status as distribution channels may list obsolete inventory. Ensure compatibility with PCB footprint requirements for the SOT-23-5 package. Check for RoHS compliance certifications if required for your manufacturing standards. Validate that the fixed 5V output matches the target circuit design specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 5V rail is required with moderate current demands up to 50mA. Consider the low dropout characteristic for applications with limited input voltage headroom. Evaluate the thermal performance based on expected power dissipation within the SOT-23-5 package constraints. Compare quiescent current specifications against other LDOs if extended battery life is critical. Ensure the operating temperature range meets the environmental conditions of the final assembly.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the TPS770 series of low-dropout regulators designed for portable applications. The series offers various fixed output voltages to support different logic families. The DBVT suffix indicates a tape-and-reel packaging format suitable for automated assembly processes. Texas Instruments utilizes this family to provide cost-effective solutions for general-purpose voltage regulation tasks.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Check for direct cross-reference part numbers from Texas Instruments such as TPS77050DBVR. Verify equivalent electrical characteristics including output voltage, current rating, and package type before substitution. Ensure any replacement maintains the same protection features and thermal performance capabilities.