Product Overview: LT2940IDD#PBF

The LT2940IDD#PBF is a power and current monitor from Linear Technology, designed to measure both the current and voltage of a supply rail and calculate the corresponding power. This precision monitoring solution is ideal for a wide range of applications, including system power management, battery chargers, and power supply monitoring. The device is housed in a compact, 10-lead DFN package, which is optimized for space-constrained applications.

Key Features

• Wide Operating Range: The LT2940 operates over a wide voltage range, accommodating various supply voltages, making it versatile for different system requirements.
• High Accuracy: With its precision measurement capabilities, the LT2940 ensures accurate monitoring of voltage, current, and power, which is crucial for the reliable operation of electronic systems.
• Integrated Multiplier: The device includes an onboard multiplier that provides a voltage-proportional-to-power output, simplifying the task of power monitoring in real-time.
• Low Power Consumption: The LT2940 is designed for efficiency, drawing minimal quiescent current, which is beneficial for battery-powered applications.

Applications

• Telecommunications Infrastructure
• Industrial Systems
• Computer Servers
• Portable Devices
• Power Management Systems

Product Specifications

The LT2940IDD#PBF is capable of monitoring both high side or low side current sources. It features an operating temperature range of -40°C to 85°C, making it suitable for industrial environments. The device's power measurement output is a current sinking output proportional to power that can be converted to a voltage with a single resistor, providing flexibility in signal processing.

Quality and Reliability

Linear Technology is known for its high-quality products, and the LT2940IDD#PBF is no exception. It is designed to meet stringent quality standards, ensuring reliability and performance in demanding applications. The device's robust construction and proven design methodology contribute to its long-term stability and durability.

For engineers and designers looking for an accurate and reliable solution to monitor power and current, the LT2940IDD#PBF from Linear Technology is an excellent choice that combines functionality with ease of use in a compact form factor.