MC78M12CDTXM

Current - Output:	500mA
Base Part Number:	MC78M12
Supplier Device Package:	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:	80dB (120Hz)
Current - Quiescent (Iq):	6mA
Series:	--
Voltage Dropout (Max):	2V @ 500mA (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	12V
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Part Status:	Obsolete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 MC78M12CDTXM is a voltage regulator implemented in a linear format. It is in the family of PMIC voltage regulators, and its primary function is to regulate the voltage and current levels of circuit systems. The MC78M12CDTXM is especially useful for voltage regulation on long haul communication links, including Ethernet and backhaul applications. Additionally, the device can be used for protecting sensitive components from overvoltage, or as a step-down regulator for converting high input voltages to lower output levels.The MC78M12CDTXM has an integrated circuit layout consisting of one series of transistors and one or more active switch-mode circuits. The series of transistors, which are biased in saturation, operates as a voltage regulator. The switch-mode circuits, or switches, are responsible for controlling the current flow and their operation is determined by the input voltage, output voltage, and the current load.The MC78M12CDTXM has an adjustable output voltage range of 5.5 volts to 22 volts and a typical output current of 250mA. The regulator draws a no load input current of 3uA and offers an output voltage tolerance of ±2%. The MC78M12CDTXM is capable of handling maximum input and output voltages of 40 volts, with a junction-to-ambient thermal resistance of 250°C/W.The MC78M12CDTXM has several safety features in place, such as an overcurrent protection, short circuit protection and thermal shutdown protection to help protect the device from damage. Additionally, the regulator\'s package is available in either a TO-252 or a TO-223, offering a variety of mounting solutions and features.The MC78M12CDTXM is designed for stable performance in a wide range of temperatures, from -40°C to +85°C. The device does not require a heat sink and can be operated without external components, allowing for a smaller, more cost-effective solution. The regulator is also capable of high efficiency, up to 95%, enabling power savings over traditional linear regulators.The MC78M12CDTXM is also RoHS compliant, meaning that it is free of lead and other hazardous materials, making it environmentally friendly. The device can be used in a variety of applications, such as remote communication systems and industrial control systems, due to its high efficiency, low noise and low output voltage tolerance.Overall, the MC78M12CDTXM is a robust and reliable voltage regulator that offers many features, such as low input current, adjustable output voltage, short circuit protection and thermal shutdown protection, making it an ideal choice for many applications. Additionally, its small size and high efficiency make it a cost-effective and energy-efficient solution.

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