MC79M15BDTRK

Voltage Dropout (Max):	1.1V @ 500mA (Typ)
Base Part Number:	MC79M
Supplier Device Package:	DPAK
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	60dB (120Hz)
Current - Output:	500mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	-15V
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Part Status:	Obsolete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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MC79M15BDTRK Application Field and Working Principle

Introduction

MC79M15BDTRK is a high performance low-dropout (LDO) linear voltage regulator. It is a three-terminal device that provides accurate regulated output with a wide input voltage range and low quiescent current. It is suitable for automotive and industrial applications.

Application Field

MC79M15BDTRK can be used for a variety of automotive and industrial applications. It is mostly used for voltage regulation in microcontrollers, baseband circuits, application processors, digital logic, RF transceivers, digital signal processors, or FPGAs. It can also be used to provide a low-noise power source for analog circuits, such as low-noise amplifiers, low-noise converters and low-noise voltage regulators. Moreover, this regulator also provides stabilization to a variety of equipment, such as LCD panel backlight, notebook computer power systems, laser drive circuits, camera power and other precision, low-noise, low-dropout linear applications.

The Working Principle of MC79M15BDTRK

MC79M15BDTRK is based on an advanced low-noise, low-dropout linear voltage regulator design. It is designed to provide an accurate, regulated output voltage from a wide range of input voltages. When the input is applied to the device, a pass transistor quickly starts to conduct, establishing a voltage drop between the reference voltage of the amplifier and the output voltage. This voltage drop is detected by the amplifier which in turn drives the pass transistor and controls the voltage drop between the reference voltage and the output voltage. This maintains a stable output voltage while consuming very little power, and eliminates any rippling in the output voltage.The MC79M15BDTRK also incorporates a current limiting circuitry, which ensures that its output current does not exceed its maximum specification. By limiting the current draw to the master device, the stress on the internal circuits is reduced, leading to improved performance and increased life expectancy of the device.

Conclusion

MC79M15BDTRK is a high performance low-dropout linear voltage regulator. It has a wide input voltage range and low quiescent current. It can be used for a variety of automotive and industrial applications, such as microcontrollers, baseband circuits, application processors, digital logic, RF transceivers, digital signal processors, or FPGAs. It also provides stabilization for LCD panel backlight, notebook computer power systems, laser drive circuits, camera power, and other precision applications. It is based on an advanced low-noise, low-dropout linear voltage regulator design. The current limiting circuitry ensures that the device doesn’t exceed its maximum specification. With its features and benefits, MC79M15BDTRK is an ideal choice for automotive and industrial applications.

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