Manufacturer Part Number
REG101NA-3.3/3K
Manufacturer
Texas Instruments
Introduction
The REG101NA-3.3/3K is a low-dropout (LDO) linear voltage regulator specifically designed for power-sensitive applications, providing a fixed 3.3V output from an input of up to 10V.
Product Features and Performance
Output Configuration: Positive
Output Type: Fixed
Voltage - Input (Max): 10V
Voltage - Output (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.13V @ 100mA
Current - Output: 100mA
Current - Quiescent (Iq): 500 µA
Current - Supply (Max): 650 µA
PSRR: 65dB at 120Hz
Control Features: Enable
Protection Features: Over Current, Over Temperature
Product Advantages
Low dropout voltage of 0.13V at 100mA load
High power supply rejection ratio (PSRR) of 65dB
Over current and over temperature protection for safety
Low quiescent current beneficial for battery-powered devices
Key Technical Parameters
Voltage Input Max: 10V
Voltage Output: 3.3V fixed
Current Output: 100mA
Dropout Voltage: 0.13V @ 100mA Load
Quiescent Current: 500 µA
Quality and Safety Features
Protection against overcurrent and high temperature conditions
Designed for reliable operation from -40°C to +85°C
Compatibility
Designed in compact SOT-23-5 package for surface mount applications
Compatible with digital and analog applications requiring stable 3.3V
Application Areas
Portable and battery-powered electronics
Sensitive power supply circuits
Communication equipment
Product Lifecycle
Status: Last Time Buy
Note: Product nearing discontinuation, check for replacements or upgrades
Several Key Reasons to Choose This Product
Robust performance with minimal voltage dropout
High PSRR enhancing noise immunity in sensitive circuits
Extended operational temperature range suitable for various environments
Low quiescent current aiding in extended battery life for portable applications
Standard compact packaging facilitating easy integration in design spaces
REG101NA-3Texas Instruments