TPS70918DRVRM3

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

The TPS70918DRVRM3 is a fixed-output low-dropout linear regulator from the Texas Instruments TPS709 series, providing a regulated 1.8 V output with a maximum load current of 150 mA. It operates within an input voltage range of 2.7 V to 30 V and features ultra-low quiescent current of 1 µA. The device includes reverse current protection, thermal shutdown, and overcurrent protection. It is housed in a compact WSON-6 package (2 mm x 2 mm) and supports operation across a junction temperature range of -40°C to +125°C.

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

• Ultra-low quiescent current consumption for battery-powered applications
• Integrated reverse current protection to prevent discharge into the input
• Built-in thermal shutdown and internal current limiting for fault protection
• High power-supply rejection ratio for noise-sensitive circuits

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

• Smoke and heat detectors
• Thermostats
• Motion detectors
• Cordless power tools
• Electricity meters

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

Verify the M3 suffix against the official datasheet Device Nomenclature table to confirm specific material or environmental compliance attributes. Ensure the DRV package designation matches the required WSON-6 footprint on your PCB layout. Cross-reference the full part number with the manufacturer's latest documentation to validate availability and any recent design changes.

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

Select this component when a wide input voltage range up to 30 V is required alongside minimal standby power consumption. The integrated reverse current protection makes it suitable for systems where output capacitance may exceed input voltage during power-down. Verify that the required output stability is met with the recommended ceramic capacitor values specified in the application guidelines.

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

This part belongs to the TPS709 family of ultra-low IQ LDO regulators. The series offers various fixed output voltages ranging from 1.2 V to 6.5 V. The TPS70918DRVRM3 specifically denotes the 1.8 V output variant in the WSON-6 package with the M3 suffix indicating specific manufacturing or material specifications defined by Texas Instruments.

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

Direct replacements include other TPS709xx variants with different fixed output voltages if the voltage level can be adjusted. For pin-compatible alternatives with similar electrical characteristics, consider other Texas Instruments ultra-low IQ LDOs such as the TLV733P or LP5910 series, ensuring input voltage and current requirements are met.