LTC6104 High Side Current Sense Amplifier from Linear Technology

The LTC6104 from Linear Technology is a complete high side current sense device that sets a new standard for accuracy, power efficiency, and ease of use. Designed for a wide range of applications, this current sense amplifier is ideal for battery management, power management, and overcurrent protection circuits. Its versatility makes it suitable for automotive, industrial, and communication systems where precise current measurement is essential.

With its high voltage capability, the LTC6104 can handle a wide range of supply voltages from 4V to 60V, making it extremely flexible for various system designs. The device's capability to operate over a wide temperature range ensures reliability and performance even in harsh environments.

Key Features

• Precision Current Sensing: The LTC6104 offers a high level of precision with a maximum input offset voltage of just 300µV, which allows for accurate current measurement without significant error.
• Wide Input Common Mode Range: This device can measure currents in systems with high common mode voltages, from 4V up to 60V, which is a critical feature for high side current sensing applications.
• Low Power Consumption: The LTC6104 is optimized for low power operation, minimizing the impact on the overall power budget of the system it is monitoring.
• Flexible Output: The output of the LTC6104 is a voltage proportional to the current through the sense resistor, which can easily interface with A/D converters or other monitoring circuitry.
• Robust Protection Features: Built-in safety features include output current limiting and thermal shutdown, providing additional layers of protection for the monitored system.

Applications

• Automotive Battery Monitoring
• Power Management Systems
• Overcurrent Protection
• Portable Instrumentation
• Industrial Control Systems

The LTC6104 is available in a small footprint, making it easy to integrate into space-constrained applications. Its robust design ensures that it can withstand the rigors of industrial and automotive environments, while providing the high level of performance expected from Linear Technology products.

For engineers and designers looking for a reliable and precise high side current sense solution, the LTC6104 offers a compelling mix of features that make it a go-to component for a wide range of current sensing needs.