Manufacturer Part Number
LM4128BMF-3.3
Manufacturer
Texas Instruments
Introduction
Precision voltage reference IC for power management applications
Product Features and Performance
Fixed 3.3V output voltage
20 mA current output capacity
High accuracy with ±0.2% tolerance
Low temperature coefficient at 75ppm/°C
Low noise performance with 310µVp-p from 0.1Hz to 10Hz
Product Advantages
Stable and precise voltage reference
Suitable for high-temperature operation up to 125°C
Key Technical Parameters
Voltage reference type: Series
Output voltage: 3.3V
Output current: 20 mA
Input voltage range: 3.7V to 5.5V
Current supply: 100µA
Operating temperature range: -40°C to 125°C
Quality and Safety Features
Robust operational temperature range
High stability and reliability for critical applications
Compatibility
SOT-23-5 surface mount package for PCB integration
Application Areas
Power supply regulation
Data conversion systems
Battery-powered equipment
Industrial automation
Product Lifecycle
Obsolete status; consider alternative solutions for new designs
Availability of replacements or upgrades should be verified
Key Reasons to Choose This Product
Highly accurate and stable output for sensitive electronics
Wide operating temperature range suitable for industrial environments
Low noise performance for precision applications
Compact SOT-23-5 package for space-constrained applications
Renowned manufacturer for power management ICs
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