The TRN 3-1223SM is a 3W isolated DC-DC converter module manufactured by Traco Power. This converter is designed to provide a regulated output voltage from a DC input voltage, while also offering electrical isolation between the input and output. It is part of Traco Power's TRN series, known for their compact size and reliable performance in various industrial and commercial applications. The 'SM' designation often indicates a surface-mount package, suitable for automated assembly processes.

Applications

• Industrial Automation: Powering sensors, controllers, and communication interfaces in industrial environments.
• Instrumentation: Supplying isolated power to measurement and testing equipment.
• Transportation: Providing stable power for electronic systems within vehicles and transportation infrastructure.
• Medical Equipment: Powering isolated circuits in medical devices, ensuring patient safety and regulatory compliance.
• Telecommunications: Supplying power to isolated communication lines and network devices.

Features

• 3W Output Power: Delivers up to 3 watts of output power for powering various electronic circuits.
• Isolated DC-DC Conversion: Provides electrical isolation between the input and output, enhancing safety and reducing ground loops.
• Wide Input Voltage Range: Accommodates a range of input voltages, offering flexibility in power source selection (typically around 9-18VDC).
• Regulated Output Voltage: Maintains a stable and precise output voltage, ensuring consistent performance of connected devices (+/-12VDC).
• Surface Mount Package (SM): Enables efficient automated assembly onto printed circuit boards.
• Short Circuit Protection: Protects the converter and connected circuitry from damage due to short circuits.
• Overload Protection: Prevents the converter from being damaged by excessive output current draw.
• High Efficiency: Converts DC power with high efficiency, minimizing heat dissipation and energy waste.
• Compact Size: Occupies minimal space on the circuit board, allowing for high-density designs.

Benefits

• Enhanced Safety: Isolation protects sensitive circuits and operators from high voltages and ground loops.
• Reliable Performance: Regulated output voltage ensures stable and consistent operation of connected devices.
• Simplified Design: Wide input voltage range provides flexibility in power source selection, simplifying system design.
• Reduced Noise: Isolation minimizes noise and interference in sensitive circuits.
• Easy Integration: Surface mount package facilitates automated assembly and reduces manufacturing costs.
• Protection Against Faults: Short circuit and overload protection enhances system reliability and prevents damage.

Technical Specifications (Typical):

• Input Voltage: 9-18VDC
• Output Voltage: +/-12VDC
• Output Current: Varies depending on the model (check datasheet for specific current ratings)
• Isolation Voltage: Typically 1500 VDC or higher
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Typically 80-85%