MC7908CD2TR4

Voltage Dropout (Max):	1.3V @ 1A (Typ)
Base Part Number:	MC79
Supplier Device Package:	D2PAK
Package / Case:	TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	62dB (120Hz)
Current - Output:	1A
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	-8V
Voltage - Input (Max):	-35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Negative
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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<p>The MC7908CD2TR4 is one of the most popular linear voltage regulators used in power management applications. It is designed to be used in electronic equipment to provide a stable output voltage, while preventing spikes and noise that can damage sensitive components. The MC7908CD2TR4 is capable of regulating an input voltage range from 8.0V to 40V and produces a fixed output voltage of 5.0V at 2.0A of continuous load current.</p><p>The output of the MC7908CD2TR4 is adjusted by the adjustment pin (ADJ). The voltage on the ADJ pin is compared against an internal reference voltage of 2.5V, and the output of the regulator is adjusted accordingly. This allows for precise regulation of the output at the set voltage, even when the input and output voltage change over time.</p><p>The MC7908CD2TR4 has a low dropout voltage of around 0.6V, meaning that it can operate with a relatively low input voltage while still providing a stable output. This makes the MC7908CD2TR4 ideal for battery-powered applications, where it can provide a steady voltage while the battery is depleted.</p><p>The MC7908CD2TR4 is equipped with several features that make it an ideal power-management solution. It has low quiescent current and is able to reduce power consumption. It is also protected against reverse polarity, over-temperature, and over-voltage conditions, making it suitable for use in a wide range of applications.</p><p>One of the most common applications of the MC7908CD2TR4 is in power supplies. It is used in DC power supplies to regulate the output voltage and prevent over-voltage and over-current conditions. In battery-powered systems, the MC7908CD2TR4 is used to maintain a constant output voltage when the battery is running low. In modern mobile devices, the MC7908CD2TR4 is used to charge the internal battery and provide a steady voltage to the microprocessor. </p><p>The MC7908CD2TR4 is also widely used in LED lighting applications. It is used to regulate the voltage going to the LEDs, ensuring that the LED brightness is consistent despite power fluctuations. In automotive systems, the MC7908CD2TR4 can be used to regulate the power for the engine control unit, as well as for providing power to sensors and other electronic components.</p><p>Overall, the MC7908CD2TR4 is a popular linear voltage regulator that is used in a wide range of applications. With its low quiescent current, low dropout voltage, and protection against reverse polarity, over-temperature, and over-voltage conditions, the MC7908CD2TR4 is an ideal solution for powering sensitive electronic equipment. It is easy to use, reliable, and cost-effective, making it an excellent choice for power management applications.</p>

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