Manufacturer Part Number
LM4121AIM5-ADJ
Manufacturer
Texas Instruments
Introduction
The LM4121AIM5-ADJ is a precision adjustable voltage reference, tailored for power management applications emphasizing high-stability and low-noise operational requirements.
Product Features and Performance
Adjustable output voltage from 1.216V to 12V
Low output noise of 20µVp-p (0.1Hz to 10Hz) and 30µVrms (10Hz to 10kHz)
High-precision output with a tolerance of ±0.2%
Robust temperature stability with a coefficient of 50ppm/°C
Low supply current requirement of 275µA
Product Advantages
Precision voltage adjustments for fine-tuned performance
Highly stable over changes in temperature and time
Low power consumption
Compact surface mount design for space-sensitive applications
Key Technical Parameters
Output Voltage Range: 1.216V to 12V
Output Current: 5mA
Voltage Input Range: 1.5V to 12V
Supply Current: 275µA
Operating Temperature: -40°C ~ 85°C
Package: SOT-23-5
Quality and Safety Features
Tight tolerance and low noise for reliable performance
Thermally stable across a broad range of temperatures
Compatibility
Surface Mount Technology compatible (SC-74A, SOT-753)
Application Areas
Precision power supply regulation
Data acquisition systems
Consumer electronics
Industrial instruments
Product Lifecycle
Status: Obsolete
This product is near discontinuation and replacement models or upgrades should be considered.
Several Key Reasons to Choose This Product
Provides consistently precise voltage for critical applications
Ensuring minimal operational interference due to low noise output
Easy to incorporate in a variety of electronic systems due to its compact size
High reliability and longevity in demanding operational environments
LM4121AIM5X-ADJ/NOPBTexas Instruments