LM4040C25FTA Precision Micropower Shunt Voltage Reference 2.5V

The LM4040C25FTA is a high-precision, micropower shunt voltage reference from Diodes Incorporated. Engineered for stability, it is highly tolerant of capacitive loads, eliminating the need for an external output capacitor and simplifying circuit design.

This device offers a pin-for-pin compatible alternative to the industry-standard LM4040 series, making it an easy drop-in upgrade. Its micropower operation and high accuracy make it perfectly suited for modern, power-conscious electronic designs where reliable voltage regulation is critical.

Key Features & Specifications

• Precision Voltage: Provides a stable 2.5V reference with an initial accuracy of ±0.5% at +25°C.
• Micropower Operation: Consumes a minimum operating current of just 60µA (typical), ideal for battery-powered applications.
• Excellent Stability: Features a low dynamic output impedance of 0.9Ω (typical) and low noise (35µVRMS), ensuring consistent performance.
• Wide Temperature Range: Operates reliably across an ambient temperature range of -40°C to +125°C, with a typical temperature coefficient of ±100ppm/°C.
• Robust Design: Can handle a maximum reverse current of 15mA and is supplied in a compact, surface-mount SOT-23-3 package.

With its combination of precision, low power consumption, and robust performance, the LM4040C25FTA is a reliable and versatile choice for creating stable voltage references in a wide array of electronic systems.