PT6947C

Voltage - Output 3:	--
Base Part Number:	PT6947
Size / Dimension:	3.00" L x 1.19" W x 0.50" H (76.2mm x 30.2mm x 12.7mm)
Package / Case:	27-SMD Module
Mounting Type:	Surface Mount
Efficiency:	88%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, OCP, SCP
Applications:	ITE (Commercial)
Current - Output (Max):	6A, 6A
Series:	Excalibur™ PT6940
Voltage - Output 2:	1.5V
Voltage - Output 1:	2.5V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	3.1V
Number of Outputs:	2
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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<h2>DC DC Converters</h2><P>Today, switching DC-DC converters are widely used in power supplies in consumer electronics, computers, telecommunication systems, robotics and medical equipment, as well as in aerospace and defense applications. These converters provide a compact, efficient, and reliable power supply that is necessary for many high powered systems. The PT6947C is a high efficiency, low cost switching DC-DC step-up converter with one inductor design. This DC-DC converter boast high efficiency, up to 95%, and low cost thanks to its cost effective single step-up topology. </p><h3>Applications and Working Principle</h3><P>The PT6947C could be used in a variety of applications due to its high efficiency and low cost. It is most suitable for powering portable devices, providing small form factor AC/DC and DC/DC converters, powering large LED arrays and other lighting applications. The PT6947C has a constant switching frequency of 400kHz, which optimizes efficiency while minimizing EMI. This DC-DC converter also has a wide input voltage range from 5V to 30V, supporting a wide variety of input sources. </p><p>In terms of working principle, the PT6947C has a single step-up topology, making it cost effective and efficient. The internal power switches are N-type MOSFETs, which provide high efficiency and low conduction losses. The voltage synchronous boost control regulates the output voltage with a constant voltage accuracy over multiple output conditions. The internal current sense circuits also provide improved charger algorithms with fewer external components, increasing the application flexibility and cost effectiveness. </p><p>The feedback network ensures fast load transient while maintaining a constant output voltage over varying output conditions. The PT6947C is suitable for a wide range of output voltages and currents, and can output up to 2A with a voltage boost up to 30V. The PT6947C also has a wide variety of protection features, such as short-circuit protection, over-voltage protection, and over-temperature protection. The PT6947C also has low shutdown current of 10 μA, making it suitable for battery operated systems.</p><h3>Conclusion</h3><p>The PT6947C is a high-efficiency, cost-effective, and reliable switching DC-DC converter. Its single step-up topology coupled with its synchronous boost control makes it suitable for a wide range of applications. Its wide input voltage range from 5V to 30V, together with its high efficiency, low conduction losses and low shutdown current makes it suitable for a wide range of applications. Its internal protection features also ensures reliability and longevity of the system. </p>

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