QT8B_0509S3UP – GAPTEC

The QT8B_0509S3UP is a compact, isolated DC-DC converter module designed for point-of-load applications requiring a stable 9V output at 28mA from a 4.5V to 5.5V input source. This module utilizes a flyback topology to achieve galvanic isolation, enhancing system safety and noise immunity. The tightly regulated output, combined with a ±10% input voltage tolerance, ensures consistent performance under varying input conditions. With a typical efficiency of 78%, the QT8B_0509S3UP minimizes power dissipation, contributing to overall system efficiency. It is engineered for robust operation across a wide temperature range from -40°C to +105°C, making it suitable for demanding industrial and embedded applications. The module provides reliable power conversion with a power output of 0.25W. Internal protection features include short-circuit protection, improving module reliability.