LM4132DMF-2.0/NOPB

Voltage Reference Overview

The LM4132DMF-2.0/NOPB is a precision series voltage reference manufactured by Texas Instruments, housed in a five-pin SOT-23 surface-mount package. It provides a fixed nominal output voltage of 2.048 V with an initial accuracy of ±0.05%. The device operates within an input voltage range up to 6 V and supports a maximum shunt current of 20 mA. It exhibits a temperature coefficient of 20 ppm/°C and maintains operation across a wide industrial temperature range from -40°C to +125°C.

Voltage Reference Feature Summary

• Delivers high-precision voltage regulation with tight initial accuracy tolerances for sensitive analog circuits.
• Features low dropout performance suitable for battery-powered applications requiring efficient power usage.
• Includes automotive qualification under AEC-Q100 standards for enhanced reliability in harsh environments.

Voltage Reference Applications

• Data acquisition systems requiring stable reference voltages
• Portable instrumentation powered by single-cell batteries
• Automotive electronic control units demanding high reliability

Voltage Reference Procurement Notes

Verify the specific suffix codes against official Texas Instruments documentation to ensure correct voltage tolerance and packaging options. Confirm that the requested component matches the exact pinout and thermal characteristics required for your PCB layout. Always cross-reference the manufacturer's latest datasheet to validate compliance with RoHS directives and any recent design changes or obsolescence notices before finalizing procurement orders.

Voltage Reference Selection Notes

Select this component when designing circuits that demand superior long-term stability and low noise compared to standard references. The SOT-23-5 package offers space efficiency for compact designs. Ensure the load current requirements do not exceed the 20 mA limit and that the input voltage remains within the specified operational range to maintain optimal line and load regulation performance.

Voltage Reference Part Context

This part belongs to the LM4132 family of precision micropower shunt voltage references designed for high-performance applications. The family includes various output voltage options and accuracy grades, all sharing the same compact form factor and low-power architecture. These devices are engineered to replace bulkier Zener diodes while providing significantly better temperature stability and lower dynamic impedance.

Voltage Reference Replacement Considerations

Direct substitutes include other LM4132 variants with different output voltages such as LM4132DMF-3.0/NOPB or LM4132EMFX-2.0/NOPB, provided the circuit design accommodates the voltage difference. Verify pin compatibility and thermal resistance when swapping between similar packages.