Texas Instruments

ISO1050DW

The ISO1050DW is a high-voltage, high-power isolation monitor from Texas Instruments. It is designed to monitor and protect sensitive equipment from voltage transients and overvoltage conditions.

Description:

The ISO1050DW is a digital isolation monitor that provides real-time monitoring of the isolation voltage between two systems or components. It features a high common-mode transient immunity (CMTI) of up to 100 kV/µs, which makes it suitable for use in harsh industrial environments. The device is available in a small, 16-pin wide body SOIC package, making it easy to integrate into a variety of applications.

Features:

• High common-mode transient immunity (CMTI) of up to 100 kV/µs
• Wide input voltage range of 4.5 V to 5.5 V
• Low power consumption of 2.3 mA typical
• Wide operating temperature range of -40°C to 125°C
• Small 16-pin wide body SOIC package
• Programmable output threshold voltage
• Open-drain fault output for easy integration with external control circuits

Applications:

The ISO1050DW is suitable for a wide range of applications where high-voltage isolation monitoring is required. Some of the key applications include:

1. Industrial control systems: The ISO1050DW can be used to monitor the isolation voltage between different components in an industrial control system, such as between a controller and a motor drive.
2. Medical equipment: The device can be used to monitor the isolation voltage in medical equipment, such as between a patient and the equipment, to ensure patient safety.
3. Power supplies: The ISO1050DW can be used to monitor the isolation voltage in power supplies, such as between the primary and secondary sides of a transformer.
4. Telecommunications equipment: The device can be used to monitor the isolation voltage in telecommunications equipment, such as between a base station and a remote radio unit.
5. Renewable energy systems: The ISO1050DW can be used to monitor the isolation voltage in renewable energy systems, such as between a solar panel and an inverter.

Overall, the ISO1050DW is a versatile and reliable isolation monitor that can be used in a wide range of applications where high-voltage isolation monitoring is required. Its high common-mode transient immunity, low power consumption, and small package size make it an ideal choice for demanding industrial and commercial applications.