Q48T20020-PBC0

Voltage - Output 3:	--
Size / Dimension:	2.30" L x 1.45" W x 0.34" H (58.4mm x 36.8mm x 8.6mm)
Package / Case:	8-DIP Module
Mounting Type:	Through Hole
Efficiency:	--
Operating Temperature:	--
Features:	--
Applications:	--
Power (Watts):	40W
Current - Output (Max):	20A
Series:	Q48
Voltage - Output 2:	--
Voltage - Output 1:	2V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	Bulk

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DC DC Converters: Q48T20020-PBC0 application field and working principleDC-DC converters are used in a wide variety of applications, including in products ranging from renewable energy systems to high-end consumer electronics. The Q48T20020-PBC0 is an example of a DC-DC converter that is widely used to provide the best possible efficiency, reliability and performance.The Q48T20020-PBC0 is a high-efficiency, synchronous, buck-boost converter. It has a wide input voltage ranging from 8V to 72V, and its output voltage range is adjustable from 0.5V to 72V. This buck-boost converter has a patent-pending high-efficiency architecture that ensures it can deliver up to 95% efficiency in the most demanding applications. The Q48T20020-PBC0 is ideal for powering isolated point-of-load (POL) designs in communications, automotive, industrial, medical, and general-purpose applications. It features small size and a wide operating temperature range of -40°C to +100°C, making it suitable for use in environments exposed to extreme temperatures.To understand the working principle of the Q48T20020-PBC0 DC-DC converter, it’s important to understand the concept of buck-boost topology. In buck-boost designs, a Vin (input voltage) is switched at a controlled frequency in order to produce an output voltage (Vout) that is either lower than, equal to, or higher than Vin. The Q48T20020-PBC0 uses synchronous rectification to enhance efficiency, which is achieved by a high- and low-side switch that operates in parallel. When the top-to-bottom switches are in the on position, the transistor functions as a synchronous rectifier and the polarity of the voltage is changed, allowing energy to be stored.The Q48T20020-PBC0 also offers a slope compensation circuitry system that enables it to have a continuous transition from buck-mode to boost-mode and vice-versa. This ensures a smooth transition that maximizes efficiency and minimizes output ripple across the entire input-voltage range. The Q48T20020-PBC0 also has a series of protection functions such as over current protection, over temperature protection and under voltage lockout. This ensures reliable operation in the most extreme conditions. The Q48T20020-PBC0 is designed for extremely reliable operation in the harshest environments. It is robust, efficient, and cost-effective, making it suitable for a wide range of demanding applications. Its wide range of input and output voltages makes it an ideal solution for powering isolated point-of-load designs. Additionally, its various protection functions provide peace of mind, ensuring reliable operation even in the most extreme environmental conditions.

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