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1B22AN

1B22AN Description

The 1B22AN from Analog Devices Inc. is a precision Current Transmitter designed to convert analog voltage inputs into current outputs, making it ideal for industrial signal conditioning and process control applications. Housed in a through-hole package, this obsolete but robust component is ROHS3 Compliant and REACH Unaffected, ensuring environmental compliance. With a 7.5 mA supply current, it delivers reliable performance in harsh environments. Its EAR99 classification and HTSUS 8542.39.0001 designation highlight its suitability for global export.

1B22AN Features

• Input Type: Analog Voltage
• Output Type: Current – Ensures noise-immune signal transmission over long distances.
• Low Supply Current (7.5 mA): Reduces power consumption in energy-sensitive systems.
• Through-Hole Mounting: Provides mechanical stability for industrial PCB designs.
• Moisture Sensitivity Level (MSL 1): Suitable for unlimited floor life in humid conditions.
• RoHS3 Compliant & REACH Unaffected: Meets stringent environmental regulations.
• Base Product Number (1B22): Part of a proven family of signal conditioners.

1B22AN Applications

• Industrial Process Control: Converts sensor voltage signals (e.g., thermocouples, RTDs) into 4-20 mA current loops for PLCs.
• Automation Systems: Ensures reliable signal transmission in motor control and instrumentation.
• Test & Measurement Equipment: Provides stable current outputs for calibration devices.
• Legacy System Upkeep: Ideal for maintaining obsolete but critical industrial electronics.

Conclusion of 1B22AN

The 1B22AN stands out for its precision voltage-to-current conversion, low power draw, and rugged through-hole design. While marked obsolete, it remains valuable for legacy systems requiring reliable analog signal conditioning. Its compliance with RoHS3 and REACH makes it a sustainable choice for industrial applications. Engineers working with 4-20 mA loops or retrofitting older equipment will find this component indispensable.