Texas Instruments

PTEA404120N2AD

PTEA404120N2AD Description

The PTEA404120N2AD from Texas Instruments is a high-efficiency, 50W isolated DC-DC converter designed for industrial and commercial applications. It delivers a stable 12V output with a maximum current of 4.2A, supporting input voltages ranging from 35V to 75V. With an impressive 91% efficiency, this module minimizes power loss and thermal dissipation, making it ideal for energy-sensitive systems. The converter features 1.5 kV isolation, ensuring robust protection against voltage spikes and noise in harsh environments. Housed in a compact through-hole package (56.4mm x 22.9mm x 13.2mm), it balances power density with reliability.

PTEA404120N2AD Features

• Wide Input Range (35V–75V): Compatible with fluctuating power sources, including industrial buses and battery systems.
• High Efficiency (91%): Reduces heat generation and improves system longevity.
• 1.5 kV Isolation: Enhances safety and noise immunity for sensitive electronics.
• ROHS3 Compliant & REACH Unaffected: Meets stringent environmental and regulatory standards.
• Not For New Designs: Suitable for legacy systems or specific upgrades where compatibility is critical.
• Single Output (12V): Simplified integration for applications requiring stable low-voltage power.

PTEA404120N2AD Applications

This converter excels in:

• Industrial Automation: Powering PLCs, sensors, and control systems in manufacturing environments.
• Telecommunications: Providing isolated power for base stations and networking equipment.
• Test & Measurement: Ensuring clean, reliable power for precision instruments.
• Commercial ITE: Embedded systems, servers, and peripherals requiring efficient voltage conversion.
  Its through-hole mounting suits PCB-based designs, while the tray packaging facilitates bulk handling in production.

Conclusion of PTEA404120N2AD

The PTEA404120N2AD stands out for its high efficiency, robust isolation, and wide input range, making it a dependable choice for legacy or specialized applications. While marked as Not For New Designs, its performance and compliance with ROHS3/REACH ensure relevance in existing systems. Engineers will appreciate its balance of power density, reliability, and ease of integration in demanding environments.