MC7809ECDTX

Current - Output:	1A
Base Part Number:	MC7809
Supplier Device Package:	TO-252, (D-Pak)
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Temperature, Short Circuit
Control Features:	--
PSRR:	71dB (120Hz)
Current - Quiescent (Iq):	8mA
Series:	--
Voltage Dropout (Max):	2V @ 1A (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	9V
Voltage - Input (Max):	35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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The MC7809ECDTX linear voltage regulator is a device that provides consistent, accurate output voltage for microprocessor and other electronic components. It is part of a category of integrated circuits known as power management ICs (PMIC). Voltage regulators are typically used to regulate the power supply within circuits, maintaining a stable output against fluctuations in input voltage, current and device temperature.The MC7809ECDTX is designed to regulate 9V output and is suitable for use with microprocessors, analog and digital circuits that require a high accuracy and low noise. The device is available in a compact TO-92 package that fits onto a standard two-pin terminal array and is capable of delivering up to 800mA of output current with a maximum dropout of 1V.The MC7809ECDTX operates in two different conditions, either in linear or in limited current mode. In linear mode, the output voltage is regulated to a precise value, while in limited current mode, the output current is limited to a predetermined level. The device is capable of both positive and negative input voltages, and is also capable of being used in both series and parallel configurations.When the MC7809ECDTX is in its linear mode, the control circuit monitors the output voltage and causes the output voltage to deviate from the reference voltage by an amount inversely proportional to the amount of current demanded. This compensates for any changes in the load current and keeps the output voltage constant. The device also has a built-in thermal compensation feature that allows for greater accuracy at elevated temperatures.In its limited current mode, the control circuit monitors the output current, and if the load demands more current than the device can supply, the control circuit limits the output current to the predetermined limit. This ensures the device does not become overloaded and risks damage.The MC7809ECDTX also has other features to ensure safety and precision, such as soft start, temperature monitoring, and current limitation. Soft start reduces the surge of inrush current during startup, temperature monitoring ensures the device does not overheat and current limitations protect the device from excessive loads.The advantages of using the MC7809ECDTX in applications such as microprocessors and other electronic components are that it provides a consistent, accurate output voltage in a variety of circumstances, and offers features such as soft start, temperature monitoring and current limitation to ensure safety and precision. Finally, the compact TO-92 package makes it easy to install in a variety of applications.

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