The LM4040BEX3-2.5 from Maxim Integrated is a high-precision voltage reference that provides a fixed voltage output of 2.5 volts. As a member of the LM4040 series, this device is designed for space-constrained applications requiring high accuracy and reliability. It is suitable for a wide range of uses, including portable battery-powered equipment, power supplies, and data acquisition systems.

This shunt voltage reference operates with a minimal supply current, which varies only slightly in response to changes in load, ensuring efficient operation. The LM4040BEX3-2.5 offers an impressive temperature coefficient, typically 100 ppm/°C, making it a stable reference source across a wide temperature range. This stability is crucial for applications that demand consistent performance regardless of external conditions.

The device is encapsulated in a small SOT-23 package, making it an excellent choice for compact PCB layouts. Its small form factor does not compromise its performance, as it delivers a low-output noise and a low dynamic impedance, which is essential for maintaining voltage stability under transient conditions.

Key features of the LM4040BEX3-2.5 include:

• Fixed 2.5V Output Voltage
• High Accuracy: ±0.1% (max) over temperature
• Low Tempco: 100 ppm/°C (max)
• Wide Operating Current Range: 60μA to 15mA
• Low Output Noise
• Small SOT-23 Package

The LM4040BEX3-2.5 is a robust voltage reference that can be used in precision voltage monitoring and regulation tasks. Its high accuracy and stability make it an ideal choice for critical electronic systems that require a dependable reference voltage. Maxim Integrated's commitment to quality ensures that this component delivers consistent performance, making it a trusted part of your electronic designs.