Manufacturer Part Number
LM4140CCM-1.2
Manufacturer
Texas Instruments
Introduction
The LM4140CCM-1.2 is a high-precision Voltage Reference from Texas Instruments, specifically designed for power management applications requiring a fixed 1.25V output.
Product Features and Performance
Fixed voltage output of 1.25V
Supports output current of up to 8 mA
High accuracy with a tolerance of ±0.1%
Low temperature coefficient of 10ppm/°C
Low noise performance, 2.2µVp-p (0.1Hz to 10Hz)
Product Advantages
Excellent stability and low noise make it ideal for high precision applications
Highly accurate voltage regulation
Low power consumption with a supply current of 375µA
Key Technical Parameters
Voltage - Output (Min/Fixed): 1.25V
Current - Output: 8 mA
Tolerance: ±0.1%
Temperature Coefficient: 10ppm/°C
Noise - 0.1Hz to 10Hz: 2.2µVp-p
Voltage - Input: 1.8V ~ 5.5V
Current - Supply: 375µA
Operating Temperature: 0°C ~ 70°C
Quality and Safety Features
Stable and reliable performance under varying environmental conditions
Compatibility
Requires input voltage between 1.8V and 5.5V for operation and is compatible with surface mount technology
Application Areas
Precision power supply
Data acquisition systems
Portable instrumentation
Test equipment
Product Lifecycle
Obsolete
Potential replacers or upgrades need to be evaluated as the product is no longer being manufactured
Several Key Reasons to Choose This Product
High precision output suitable for critical applications
Low power operation helps to extend battery life in portable devices
Highly stable over temperature and supply variations
Low noise output protects the integrity of the signal in precision applications