PT7681A

Voltage - Output 3:	--
Base Part Number:	PT7681
Size / Dimension:	--
Package / Case:	27-SIP Module, Horizontal
Mounting Type:	Through Hole, Horizontal
Efficiency:	90%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	30A
Series:	Excalibur™ PT7681
Voltage - Output 2:	--
Voltage - Output 1:	2 ~ 3.5 V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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DC DC Converters

The PT7681A is a DC-to-DC converter used for high efficiency, low noise, and low cost power conversion from a 3V to 5V input. It has a wide input voltage range, from 1.8V to 5.5V, and can operate in either step-down or step-up mode, depending on the application. The output voltage can be adjusted from 0.6V to 5V.The PT7681A has two operational modes, boosting mode where the input voltage is higher than the output voltage, and bucking mode, where the input voltage is lower than the output voltage. When in boosting mode, the PT7681A uses two high-frequency switching transistors to increase the voltage of an input power source to the desired voltage. On the other hand, when in bucking mode, the PT7681A decreases the voltage of an input power source to the desired voltage.The PT7681A has a built-in termination voltage protection system which helps protect the device from severe overvoltage conditions. This feature eliminates any chance of damage to the device due to improper connections or high input voltage. This protection system also helps the PT7681A to provide a stable output voltage even under varying load conditions.The PT7681A also features an input current limiting system which helps protect the device from overloading. The input current is regulated to a safe level so that it won\'t damage the device or cause any disruptions on the power supply.The PT7681A is suitable for a variety of applications, from battery-powered portable devices to automotive applications. It is a low noise regulator which provides a stable output voltage over a wide temperature range while consuming minimal power when in standby mode.In conclusion, the PT7681A is a high performance DC-to-DC converter that provides reliable voltage regulation over a wide input and output voltage range. Its protection systems and low power consumption make it ideal for a variety of applications, from portable devices to automotive applications.

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