PT6654M

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DC DC Converters

The PT6654M is a high-efficiency DC-DC converter, which is developed for military aerospace applications. It is designed with high accuracy of temperature coefficient of frequency and output voltage, and is suitable for use in various applications such as navigation, instrumentation, communications, radar, in-flight emergency systems, etc.

The PT6654M offers a wide input voltage range of 10V to 100V and output voltage adjustable range of 1.2V to 3.3V. This converter uses a synchronous rectification and features high regulating accuracy within ±0.15% over the whole range of operating temperature, as well as high efficiency up to 92%.

The PT6654M is designed with a strong and reliable latching circuit, which solves the instability and noise problems when the voltage surges. It is also designed to maintain stable operation and voltage accuracy through pulse skipping or pulse frequency modulation (PFM) mode when the load is light. The operating frequency of the PT6654M ranges from 150 KHz to 400KHz.

The PT6654M is a robust and well-designed DC-DC converter, which is designed to meet stringent standards for reliability and long-term stability. It is suitable for various applications, including avionics and industrial applications. The exemplary features provided by this converter make it ideal for medical applications and communication systems.

The PT6654M is designed for easy installation and operation. It is compliant with DO-160 and MIL-STD-461F electromagnetic compatibility standards and comes in a three-pin package or four-pin with an exposed pad surface mount. The converter integrates protection features such as overvoltage protection, over-temperature protection, and short-circuit protection, offering superior reliability and durability.

The PT6654M works according to a two-transistor forward topology, which allows it to achieve high efficiency and accuracy of voltage regulation. The PT6654M provides fast transient response and minimal output voltage overshoot. The converter features soft start and fast transient response times, which helps in providing smooth and accurate voltage output, with minimal overshoot. Moreover, the converter has low noise design, which helps in providing a clean supply of power.

In summary, the PT6654M is an efficient and reliable DC-DC converter, which is designed for various applications requiring high accuracy and low noise supply of power. It has a wide voltage input range, wide output voltage range, high accuracy, and fast transient response. The wide temperature range and overvoltage protection features make it suitable for various industrial and medical applications.

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