LM336DR-2-5

Overview

The LM336DR-2-5 is a two-terminal shunt voltage reference integrated circuit manufactured by Texas Instruments. It provides a nominal output voltage of 2.49 V with an initial accuracy tolerance of ±2%. The device operates in the surface-mount 8-SOIC package and supports a maximum cathode current of 10 mA. It functions within a temperature range of -25°C to +85°C, maintaining a temperature coefficient of 20 ppm/°C. The minimum operating current is specified at 400 µA, ensuring stable regulation across varying load conditions.

Feature Summary

• Provides precise fixed voltage reference via two-terminal shunt topology
• Maintains low temperature drift for stable performance across wide thermal ranges
• Supports high cathode current capacity for driving moderate loads

Applications

• Precision analog-to-digital converter (ADC) reference sources
• Digital-to-analog converter (DAC) voltage references
• Battery-powered instrumentation circuits
• Temperature measurement systems requiring stable bias voltages

Procurement Notes

Verify the specific suffix DR-2-5 against the official Texas Instruments datasheet to confirm the 8-SOIC package and ±2% tolerance grade. Ensure the ordering part number matches the required temperature range and pin configuration. Cross-reference manufacturer documentation to validate RoHS compliance status and lead time specifications before finalizing procurement orders.

Selection Notes

Select this component when a compact surface-mount solution is required for precision voltage referencing. The 8-SOIC package facilitates automated assembly processes compared to through-hole alternatives. Consider the ±2% initial accuracy and 20 ppm/°C temperature coefficient to ensure compatibility with system error budgets. Verify that the 10 mA current capability meets the load requirements of the target application circuit.

Part Context

This device belongs to the LM336 series of integrated reference circuits, which are widely used as precision voltage references in industrial and commercial applications. The LM336 family offers various voltage options and accuracy grades, providing designers with flexible solutions for power management and signal conditioning tasks requiring stable DC voltage levels.

Replacement Considerations

LM236DR-2-5 serves as a verified substitute within the same product family, offering similar electrical characteristics and pinout compatibility.