Texas Instruments

PTN04050AAD

PTN04050AAD Description

The PTN04050AAD from Texas Instruments is a high-efficiency, single-output DC-DC converter designed for industrial and commercial applications. This through-hole module delivers a regulated -15V to -3.3V output with a maximum current of 1A, making it suitable for powering sensitive analog and digital circuits. With an input voltage range of 2.9V to 7V and an efficiency of 80%, it ensures reliable performance in energy-conscious designs. The module features Under-Voltage Lockout (UVLO) for enhanced system protection and complies with ROHS3 and REACH environmental standards. Its compact dimensions (22.1mm x 12.7mm x 8.6mm) allow for easy integration into space-constrained applications.

PTN04050AAD Features

• Wide Input Range: Operates from 2.9V to 7V, accommodating various power sources.
• High Efficiency: 80% conversion efficiency minimizes power loss and heat dissipation.
• Robust Protection: Integrated UVLO safeguards against low input voltage conditions.
• Compact Design: Small footprint (0.87" x 0.50" x 0.34") ideal for dense PCB layouts.
• Compliance: Meets ROHS3 and REACH standards, ensuring environmental safety.
• Reliable Performance: 1 (Unlimited) MSL rating guarantees long-term storage stability.

PTN04050AAD Applications

This converter is particularly suited for:

• Industrial Control Systems: Provides stable negative voltage rails for op-amps and sensors.
• Telecommunications Equipment: Ensures clean power for signal processing circuits.
• Test & Measurement Devices: Delivers precise voltage regulation for sensitive instrumentation.
• Commercial ITE: Powers low-voltage logic and interface circuits in office electronics.
• Embedded Systems: Ideal for applications requiring compact, efficient power solutions.

Conclusion of PTN04050AAD

The PTN04050AAD stands out as a versatile and efficient DC-DC converter, offering a balance of performance, reliability, and compactness. Its wide input range, high efficiency, and robust protection features make it an excellent choice for demanding applications in industrial, telecom, and commercial sectors. While the product is now obsolete, its design legacy continues to serve as a benchmark for similar power solutions. Engineers seeking a proven, space-saving converter for negative voltage generation will find this module highly effective.