UA78M33CDCY

Voltage Dropout (Max):	2V @ 350mA
Base Part Number:	UA78M33
Supplier Device Package:	SOT-223-4
Package / Case:	TO-261-4, TO-261AA
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Short Circuit
Control Features:	--
PSRR:	80dB (120Hz)
Current - Output:	500mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	25V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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The UA78M33CDCY voltage regulator is a high performance 3-terminal positive linear voltage regulator manufactured by Texas Instruments. It has a wide input voltage range of up to 40V and provides a regulated output of 5V with an output current of up to 1.5A. Furthermore, it is able to maintain a high power dissipation, with a maximum power dissipation of 6W.The UA78M33CDCY voltage regulator is commonly used in various applications, including battery-based systems, portable equipment, computational applications, and AC/DC adapters. It is also recommended for automotive applications, due to its high power dissipation, as well as its low dropout voltage and high input voltage range. The UA78M33CDCY voltage regulator works on a simple principle. A series of resistors and capacitors are connected to the output of the regulator. All of these components serve to reduce the voltage across the regulator before it is released onto the output terminals. The regulation of the output voltage is done through the use of a feedback comparison circuit. This kind of circuit is able to detect the difference between the actual voltage output of the regulator and the desired voltage, and then adjust the output accordingly. This is done by varying the amount of current that is allowed to flow through the regulator. The UA78M33CDCY voltage regulator also includes a device that prevents the output from rising above its rated voltage. This is done by means of a foldback current limiter, which reduces the current to a safe level. This kind of mechanism prevents the output voltage from frying any of the connected components.The UA78M33CDCY also features several protection features, such as thermal overload protection, overvoltage protection, short circuit protection, and reverse-battery protection. These features are designed to prevent damage to the device, as well as connected components, in case of incident occur.In conclusion, the UA78M33CDCY voltage regulator is an excellent choice for applications where high power levels, efficient power consumption, and reliable voltage regulation are required. Its wide input voltage range, low dropout voltage, and excellent power dissipation capabilities make it an ideal choice for automotive applications, as well as a wide range of other applications. The UA78M33CDCY is a robust and reliable solution that can be counted on to provide reliable output within the specified parameters.

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