TPS79901DDCTG4

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

The TPS79901DDCTG4 is a positive adjustable low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It delivers an output current of 200 mA with a quiescent current of 40 µA. The device supports input voltages from 2.7 V to 6.5 V and provides an adjustable output range of 1.2 V to 6.5 V. It features a typical dropout voltage of 90 mV at full load and high power supply rejection ratio (PSRR). The component is housed in a SOT-23-THIN package and operates within a temperature range of -40°C to +125°C.

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

• Provides stable linear regulation with high PSRR for noise-sensitive applications
• Operates with ultra-low quiescent current to extend battery life
• Supports wide input voltage range with minimal dropout voltage

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

• Portable consumer electronics requiring efficient power management
• Battery-powered systems needing low standby current consumption
• Noise-sensitive analog circuits requiring clean power rails

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

Verify the exact suffix DDCTG4 against the manufacturer's official datasheet to confirm pinout, thermal characteristics, and RoHS compliance status. Ensure the ordering part number matches the specific package variant required for your PCB layout. Cross-reference with the latest Texas Instruments documentation to validate availability and lifecycle status before finalizing procurement plans.

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

Select this component when a fixed-output LDO does not meet the specific voltage requirement of the design. The adjustable output allows flexibility in setting precise rail voltages using external resistors. Consider the 200 mA current limit and thermal dissipation capabilities relative to the expected load and ambient temperature conditions during system integration.

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

This device belongs to the TPS799 series of low-noise, high-PSRR LDO regulators from Texas Instruments. The series is designed for applications demanding high line and load regulation with minimal external components. The TPS79901 variant specifically offers adjustable output capability within the standard family specifications.

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

The TPS79901DDCR is a comparable alternative within the same product family offering similar electrical performance. Verify package compatibility and pin assignments before substitution.