Manufacturer Part Number
TPS731125DBVR
Manufacturer
Texas Instruments
Introduction
TPS731125DBVR is a low-dropout linear regulator designed for power-sensitive applications, providing a fixed output voltage of 1.25V.
Product Features and Performance
Fixed output voltage of 1.25V
Maximum input voltage of 5.5V
Dropout voltage of 0.1V at 150mA load
Output current capacity of 150mA
Quiescent current of 550µA
Supply current maximum of 750µA
Power supply rejection ratio ranges from 58dB to 37dB between 100Hz and 10kHz
Control features include Enable function
Protection features cover Over Current, Over Temperature, Short Circuit, and Reverse Polarity
Product Advantages
High efficiency with low dropout voltage
Compact SOT-23-5 package suitable for space-constrained applications
Enhanced thermal and overload protection for reliable operation
Key Technical Parameters
Input Voltage (Max): 5.5V
Output Voltage (Fixed): 1.25V
Dropout Voltage (Max): 0.1V @ 150mA
Output Current: 150mA
Quiescent Current (Iq): 550µA
Supply Current (Max): 750µA
Quality and Safety Features
Built-in over temperature protection
Short circuit protection
Reverse polarity protection
Compatibility
Compatible with positive output voltage systems
Suitable for use in applications requiring fixed output from a higher voltage source
Application Areas
Ideal for battery-powered devices
Suitable for IoT devices and wearables
Used in portable electronics requiring stable voltage supply
Product Lifecycle
Status: Last Time Buy
Indicates nearing discontinuation with the need to look for replacements or upgrades
Several Key Reasons to Choose This Product
Low dropout voltage enhances battery efficiency
Robust built-in protection features ensure long-term reliability
Energy-efficient with low quiescent current suitable for battery-sensitive applications
Compact package facilitates usage in tight spaces
High PSRR ensures stable operation against supply noise