LM336BD-2-5

Overview

The LM336BD-2-5 is a precision shunt voltage reference integrated circuit manufactured by Texas Instruments. It provides a nominal output voltage of 2.49 V with an initial accuracy of ±1%. The device operates in a temperature range from 0°C to 70°C and features a low temperature coefficient of 20 ppm/°C. Designed for through-hole mounting, it utilizes an 8-pin SOIC package. The maximum shunt current is specified at 10 mA, while the minimum operating current is 600 µA. Input voltage limits range from 4.9 V to 5.1 V, ensuring stable regulation under varying conditions.

Feature Summary

• Provides high-precision 2.49 V reference voltage with ±1% initial accuracy
• Features low temperature coefficient of 20 ppm/°C for thermal stability
• Operates as a shunt regulator with wide input voltage tolerance

Applications

• Precision analog-to-digital converter (ADC) reference sources
• Data acquisition systems requiring stable voltage references
• Instrumentation circuits demanding accurate voltage regulation

Procurement Notes

Verify that the ordered component matches the exact part number LM336BD-2-5 to ensure correct voltage output and package type. Confirm compatibility with the target PCB footprint, specifically the 8-pin SOIC configuration. Check datasheet specifications for operating temperature range and current requirements to validate suitability for the intended application environment.

Selection Notes

Select this component when a precise 2.49 V reference is required in a surface-mount or through-hole compatible 8-pin SOIC package. Consider its ±1% accuracy and 20 ppm/°C temperature coefficient for applications sensitive to voltage drift. Ensure the design accommodates the 10 mA maximum shunt current and 600 µA minimum operating current constraints for proper regulation.

Part Context

The LM336BD-2-5 belongs to the LM336 series of precision shunt voltage references from Texas Instruments. This family includes various voltage options and package types, such as TO-92 and SOIC configurations. The BD suffix indicates the specific 8-pin SOIC package variant, distinguishing it from other form factors within the same functional series.

Replacement Considerations

LM336BDR-2-5