The LT1440CS8 is a low-power, precision voltage reference from Linear Technology. This high-performance component is designed to offer a stable and accurate reference voltage for various applications, including data conversion, power supply monitoring, and industrial control systems.

Key Features

• Output Voltage: The LT1440CS8 provides a fixed output voltage of 4.096V, which is ideal for 12-bit converters with a 5V input range, offering a precise reference with a low temperature coefficient.
• Low Drift: This device features a typical temperature drift of only 10ppm/°C, ensuring that the output voltage remains stable across a wide range of temperatures.
• High Accuracy: With an initial accuracy of ±0.2%, the LT1440CS8 is suitable for precision applications where voltage accuracy is critical.
• Low Power: It operates with a quiescent current of only 400µA, making it an excellent choice for battery-powered and energy-efficient systems.
• Wide Operating Range: The LT1440CS8 is functional over a supply voltage range from 4.5V to 36V, providing versatility in various power supply configurations.
• Load Regulation: Exhibits excellent load regulation characteristics, thereby maintaining its output accuracy even with changes in load conditions.

Applications

The LT1440CS8 is suitable for a broad spectrum of applications, including:

• High-resolution A/D and D/A converters
• Portable instrumentation
• Industrial process control systems
• Automotive electronics
• Battery-operated equipment

Package and Reliability

The device is offered in an 8-lead SOIC package, which is a compact form factor suitable for space-constrained applications. Its robust design ensures long-term reliability, even in harsh industrial environments.

Conclusion

Overall, the LT1440CS8 from Linear Technology is a top-tier component for designers seeking a reliable and precise voltage reference. Its combination of low power consumption, high accuracy, and stability, along with a wide operating voltage range, makes it a versatile choice for a multitude of precision voltage reference requirements.