The LT1787HVCMS8#PBF is a precision high side current sense amplifier designed by Linear Technology, now part of Analog Devices, which is renowned for its robust performance in a wide range of applications. This current sense amplifier is specifically engineered to monitor current via the voltage drop across a shunt resistor in high voltage systems, making it an ideal choice for industrial, automotive, and communication systems where accurate current measurement is critical.

Key Features

• Wide Input Range: Capable of handling high side voltages from 4V to 80V, the LT1787HVCMS8#PBF is versatile for use in various high voltage applications.
• Low Offset Voltage: With a low input offset voltage, it delivers highly accurate current measurements, ensuring precise monitoring and control of system performance.
• High-Side Monitoring: By measuring the current on the high side, the device allows for ground-referenced loads, which simplifies the feedback control and load diagnostics.
• Fixed Gain: The device features a fixed gain of 20V/V, which simplifies the design by eliminating the need for external gain setting components.
• Extended Temperature Range: Designed to operate reliably over an extended temperature range, making it suitable for harsh environments.
• Robust Packaging: The LT1787HVCMS8#PBF comes in an MSOP-8 package, which provides a compact footprint while maintaining excellent thermal performance.

Applications

The LT1787HVCMS8#PBF is ideal for a variety of applications that require accurate current measurement in high voltage environments. These include:

• Automotive battery monitoring
• Power management systems
• Telecom equipment
• Industrial control systems
• Battery chargers
• Welding equipment

Conclusion

In conclusion, the LT1787HVCMS8#PBF from Linear Technology is a robust, high voltage, high side current sense amplifier that offers precision current measurement across a broad range of applications. Its ability to operate in extreme conditions with high accuracy makes it a go-to choice for designers looking to enhance system reliability and performance.