TLV70218DBVT - Texas Instruments

Manufacturer Part Number

TLV70218DBVT

Manufacturer

Texas Instruments

Introduction

TLV70218DBVT is a low-dropout (LDO) linear voltage regulator optimal for systems requiring a regulated 1.8V output from an input of up to 5.5V. Ideal for power-sensitive applications due to its low quiescent current and high PSRR.

Product Features and Performance

Fixed 1.8V output voltage

Maximum input voltage of 5.5V

Low dropout voltage of 0.38V at 300mA load

Output current capacity of 300mA

Low quiescent current of 55µA, reducing power loss in standby

Excellent power supply rejection ratio (PSRR) of 68dB at 1kHz

Includes enable control feature for power management

Product Advantages

High efficiency due to low dropout voltage

Suitable for battery-operated devices with low quiescent current

Robust power delivery supported by high PSRR

Compact SOT-23-5 package suitable for space-constrained applications

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Fixed): 1.8V

Dropout Voltage (Max): 0.38V @ 300mA

Output Current: 300mA

Quiescent Current (Iq): 55 µA

Supply Current (Max): 370 µA

PSRR: 68dB at 1kHz

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Under Voltage Lockout (UVLO)

Compatibility

Optimized for applications requiring a stable 1.8V supply from a higher voltage source up to 5.5V

Application Areas

Mobile devices

Wireless communication equipment

Portable electronics

Sensor systems

Product Lifecycle

Product status is active

Not nearing discontinuation

Continued support and availability expected

Several Key Reasons to Choose This Product

Low dropout facilitates efficient use in low-voltage applications

Minimal power waste due to ultra-low quiescent current

Enhanced stability and reliability with comprehensive protection features

High PSRR ideal for noise-sensitive applications

Small form factor compatible with compact device designs