Manufacturer Part Number
TPS720105DRVR
Manufacturer
Texas Instruments
Introduction
The TPS720105DRVR is a linear, low dropout (LDO) voltage regulator designed for power-sensitive applications, providing a stable output with low dropout voltage and high power supply rejection ratio.
Product Features and Performance
Fixed output voltage of 1.05V
Low dropout voltage of 0.2V at 350mA load
Output current up to 350mA
Power supply rejection ratio (PSRR) of 85dB to 50dB across 10Hz to 1MHz
Low quiescent current of 38 µA
Maximum supply current of 80 µA
Stable with low-ESR ceramic capacitors
High thermal performance with -40°C to 125°C operating temperature range
Product Advantages
High efficiency for battery-powered devices
Minimizes power loss and heat generation
Suitable for noise-sensitive applications due to high PSRR
Extended battery life due to low quiescent current
Key Technical Parameters
Input Voltage (Max): 4.5V
Output Voltage (Min/Fixed): 1.05V
Dropout Voltage (Max): 0.2V @ 350mA
Output Current: 350mA
Quiescent Current (Iq): 38 µA
Supply Current (Max): 80 µA
PSRR: 85dB ~ 50dB (10Hz ~ 1MHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with surface mount technology
Package / Case: 6-WDFN Exposed Pad
Supplier Device Package: 6-WSON (2x2)
Application Areas
Mobile Phones
Wireless Communication Systems
Portable and Battery-powered Devices
Smart Wearables
Product Lifecycle
Status: Active
Not nearing discontinuation, with ongoing support and availability
Several Key Reasons to Choose This Product
Ensures stable operation in a wide range of applications and conditions
High PSRR reduces power supply noise for sensitive circuits
Low dropout feature maintains regulation with minimal difference between input and output voltage
High reliability and safety features protect the circuit
Compact and efficient design suitable for modern portable electronics