Manufacturer Part Number
LM4128BMF-4.1
Manufacturer
Texas Instruments
Introduction
The LM4128BMF-4.1 is a precision voltage reference from Texas Instruments, designed for power management applications.
Product Features and Performance
Fixed Output Voltage of 4.096V
Output Current Capability of 20 mA
Temperature Coefficient at 75ppm/°C
Low Noise from 0.1Hz to 10Hz at 350µVp-p
Operates within an Input Voltage range of 4.496V to 5.5V
Low Supply Current of 100µA
Operating Temperature range from -40°C to 125°C
Product Advantages
High output voltage stability
Maintains accuracy over varying temperatures and supply voltages
Low power consumption and high energy efficiency
Key Technical Parameters
Output Voltage: 4.096V (Fixed)
Output Current: 20 mA
Tolerance: ±0.2%
Temperature Coefficient: 75ppm/°C
Input Voltage Range: 4.496V ~ 5.5V
Supply Current: 100µA
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Robust temperature coefficient contributes to overall device reliability and accuracy
Consistent performance across specified operational temperatures and conditions
Compatibility
Compatible with surface mount technology (Mounting Type: Surface Mount)
Supports a wide range of input voltages
Application Areas
Suitable for use in precision data systems, industrial instruments, and advanced consumer electronics designed for regulated power supply.
Product Lifecycle
Status: Obsolete
Note: Users should consider future-proofing their designs by exploring newer alternatives or securing sufficient supply.
Several Key Reasons to Choose This Product
Precise 4.096V reference voltage ideal for ADC and DAC applications
Long-term stability and reliability due to low temperature coefficient
Low operational noise enhancing system accuracy in sensitive applications
Suitable for a broad range of industrial and high-tech applications
Surface mount package suits modern compact PCB designs
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