LM4041-N

The LM4041-N is a precision shunt voltage reference manufactured by Texas Instruments, designed for high accuracy and stability in various electronic systems. It offers a fixed output voltage of 2.5 V with a tight initial accuracy of ±0.1%, making it ideal for applications requiring reliable voltage regulation. The device operates over a wide supply range from 2.7 V to 36 V, enabling flexibility in power supply design across different environments. This voltage reference features low temperature coefficient (as low as 2 ppm/°C) and low noise performance, ensuring minimal drift under varying thermal conditions and reducing signal distortion in sensitive analog circuits. Its quiescent current is typically 100 µA, allowing efficient operation even in low-power applications such as portable devices and battery-powered systems. The LM4041-N also exhibits excellent line and load regulation, maintaining stable output voltage despite fluctuations in input voltage or load current. Designed for ease of use, the LM4041-N requires no external components for basic operation—just a bypass capacitor for stability. It is available in a compact SOT-23-3 package, suitable for space-constrained designs. The device supports both positive and negative supply configurations, enhancing its versatility in mixed-signal and industrial applications. Common applications include precision instrumentation, data acquisition systems, sensor interfaces, power management circuits, and embedded microcontroller systems where accurate reference voltages are critical. It is especially useful in automotive electronics, medical devices, and industrial control systems due to its robustness and long-term reliability. The LM4041-N complies with RoHS standards and is built for operation across an extended temperature range from -40°C to +125°C, ensuring performance in harsh environments. Its consistent performance, low cost, and minimal component count make the LM4041-N a preferred choice for engineers seeking a dependable, high-performance voltage reference solution.