Manufacturer Part Number
LM4128AMFX-3.3
Manufacturer
Texas Instruments
Introduction
The LM4128AMFX-3.3 is a precision voltage reference chip designed for power management and reference applications.
Product Features and Performance
Precision voltage reference of 3.3V output
Stable and low output tolerance of ±0.1%
Low temperature coefficient of 75ppm/°C
Low noise output with 310µVp-p from 0.1Hz to 10Hz
Supports input voltage from 3.7V to 5.5V
Low supply current of 100µA
Temperature range from -40°C to 125°C
Product Advantages
High accuracy and stability
Suitable for high-temperature environments
Low noise level for sensitive applications
Minimal power consumption
Key Technical Parameters
Output Type: Fixed
Current - Output: 20 mA
Voltage - Input: 3.7V ~ 5.5V
Current - Supply: 100µA
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Robust performance over temperature variances
Compliance with industry standards for safety and quality
Compatibility
Surface mountable with SC-74A, SOT-753 package
Compatible with SOT-23-5 device packages
Application Areas
Power management systems
Portable and battery-powered equipment
Data acquisition systems
Industrial and automotive electronics
Product Lifecycle
Obsolete status
Recommend reviewing alternatives or securing stock for future use
Key Reasons to Choose This Product
High precision reference voltage ensures system accuracy
Excellent thermal performance for diverse environments
Low power consumption extends battery life in portable devices
Versatility in applications due to wide operating temperature range
Reliable operation with low output noise suitable for sensitive circuits
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