Texas Instruments

LM4040C50IDBZR

The LM4040C50IDBZR is a precision shunt voltage reference integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable and accurate voltage reference across a wide range of operating conditions and temperatures.

Description:

The LM4040C50IDBZR is a low-power, precision shunt voltage reference with a nominal output voltage of 5.0 V. It is available in a small SOT-23 package, making it suitable for space-constrained applications. The device has a low temperature coefficient of 10 ppm/°C, ensuring high accuracy and stability over a wide temperature range.

Features:

1. Low Power Consumption: The LM4040C50IDBZR operates with a low quiescent current of 70 µA, making it suitable for battery-powered applications.
2. High Accuracy: The device offers an initial accuracy of ±0.1% and a temperature coefficient of 10 ppm/°C, providing a stable voltage reference over a wide temperature range.
3. Wide Operating Voltage Range: The LM4040C50IDBZR can operate with an input voltage range of 4 V to 36 V, making it suitable for various power supply voltages.
4. Low Temperature Drift: The device has a low temperature drift, ensuring stable performance in different environmental conditions.
5. Small Package: The SOT-23 package is compact and suitable for space-constrained applications.

Applications:

1. Battery-powered instruments: The low power consumption of the LM4040C50IDBZR makes it ideal for use in battery-powered devices, such as portable electronics and medical equipment.
2. Industrial control systems: The high accuracy and stability of the LM4040C50IDBZR make it suitable for use in industrial control systems, where precise voltage references are required.
3. Data acquisition systems: The LM4040C50IDBZR can be used in data acquisition systems to provide a stable reference voltage for accurate measurements.
4. Power supplies: The device can be used as a stable voltage reference in power supply circuits, ensuring consistent output voltage across different load conditions and temperatures.
5. Sensor circuits: The LM4040C50IDBZR can be used in sensor circuits to provide a stable reference voltage for accurate sensor readings.

In summary, the LM4040C50IDBZR is a low-power, precision shunt voltage reference from Texas Instruments, offering high accuracy, low temperature drift, and a wide operating voltage range. It is suitable for various applications, including battery-powered devices, industrial control systems, data acquisition systems, power supplies, and sensor circuits.