LM4128BMFX-3.3 - Texas Instruments

Manufacturer Part Number

LM4128BMFX-3.3

Manufacturer

Texas Instruments

Introduction

The LM4128BMFX-3.3 is a precision fixed voltage reference in the Power Management (PMIC) Voltage Reference category.

Product Features and Performance

Series reference type

Fixed output type

Output voltage of 3.3V

Maximum output current of 20 mA

Stable temperature coefficient of 75ppm/°C

Low noise level of 310µVp-p from 0.1Hz to 10Hz

Input voltage range from 3.7V to 5.5V

Current supply is 100µA

Operational across a wide temperature range from -40°C to 125°C

Small footprint surface mount package (SC-74A, SOT-753)

Product Advantages

High accuracy with a tolerance of just ±0.2%

Very low noise output suitable for sensitive applications

Efficient power consumption with a low supply current requirement

Key Technical Parameters

Fixed output voltage: 3.3V

Output current: 20 mA

Tolerance: ±0.2%

Temperature coefficient: 75ppm/°C

Input voltage range: 3.7V ~ 5.5V

Supply current: 100µA

Operating temperature: -40°C ~ 125°C

Quality and Safety Features

High reliability and accuracy

Suitable for operation in harsh temperature environments

Compatibility

Designed for circuit boards requiring precise voltage reference using Surface Mount attachment (Package: SC-74A, SOT-753)

Application Areas

Used in precision voltage referencing in electronic circuits

Suitable for power management in consumer and industrial electronics

Product Lifecycle

The product status is obsolete

Potential availability of replacements or upgrades should be checked with Texas Instruments

Several Key Reasons to Choose This Product

Industry-leading voltage precision and stability

Remarkable low noise performance

Compact and robust surface mount package

Suitable for high-temperature operations

Low power requirement enhancing system efficiency