Manufacturer Part Number
LM4120IM5-3.0
Manufacturer
Texas Instruments
Introduction
The LM4120IM5-3.0 is a precision voltage reference from Texas Instruments, used in power management applications.
Product Features and Performance
Precision series voltage reference
Output voltage fixed at 3V
Current output capacity of 5 mA
Temperature coefficient of 50ppm/°C ensuring stability across temperature variations
Low noise output of 20µVp-p (0.1Hz to 10Hz) and 36µVp-p (10Hz to 10kHz)
Wide input voltage range from 2V to 12V
Low supply current of 275µA, making it suitable for battery-powered devices
Product Advantages
High precision output with ±0.5% tolerance
Low operational noise levels suitable for sensitive applications
Stable performance across wide temperature and voltage ranges
Compact SOT-23-5 package for small form factor applications
Key Technical Parameters
Output Voltage (Min/Fixed): 3V
Current - Output: 5 mA
Tolerance: ±0.5%
Temperature Coefficient: 50ppm/°C
Noise 0.1Hz to 10Hz: 20µVp-p
Noise 10Hz to 10kHz: 36µVp-p
Voltage - Input: 2V ~ 12V
Current - Supply: 275µA
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Robust performance within specified operating temperatures
Compatibility
Surface mount compatible
Fits SC-74A, SOT-753 package footprint
Application Areas
Ideal for high-precision power supplies, data conversion systems, and battery-powered equipment
Product Lifecycle
Obsolete - Consider looking for newer alternatives or replacements
Several Key Reasons to Choose This Product
Exceptional accuracy for precision applications
Low power operation suitable for portable devices
Minimal temperature-related performance shifts
Reduces additional noise contribution in sensitive circuit designs
Proven reliability from a reputable manufacturer, Texas Instruments
LM4120IM5-5Texas Instruments