The LM4040CYM3-5.0 is a precision shunt voltage reference manufactured by Micrel (now Microchip Technology). It provides a stable and accurate 5.0V voltage reference for a variety of electronic circuits. This device is known for its low temperature coefficient and tight initial accuracy.

Applications:

• Precision voltage reference
• Analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)
• Instrumentation amplifiers
• Power supply monitoring

Features:

• Fixed 5.0V output
• Tight initial accuracy
• Low temperature coefficient
• Low dynamic impedance
• Small package size

Benefits:

• Provides a stable and accurate voltage reference
• Improves the accuracy of analog circuits
• Reduces temperature drift
• Simplified circuit design
• Suitable for space-constrained applications

Additional Details:

The LM4040CYM3-5.0 has an initial accuracy of typically ±0.5% and a temperature coefficient of around 20 ppm/°C. It is available in a small surface-mount package, such as an SOT-23 or similar. The low dynamic impedance ensures stable voltage regulation even with varying current. This voltage reference is commonly used in precision instrumentation, data acquisition systems, and power supply circuits where high accuracy and stability are required. The device operates over a wide temperature range and is RoHS compliant. The LM4040CYM3-5.0 is a reliable and cost-effective solution for providing a stable voltage reference in demanding applications.