ADP7185ACPZN0.5-R7

Current - Output:	500mA
Base Part Number:	ADP7185
Supplier Device Package:	8-LFCSP (2x2)
Package / Case:	8-UFDFN Exposed Pad, CSP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Protection Features:	Over Current
Control Features:	Enable, Power On Reset
PSRR:	80dB ~ 40dB (1kHz ~ 1MHz)
Current - Supply (Max):	7mA
Current - Quiescent (Iq):	900µA
Series:	--
Voltage Dropout (Max):	0.36V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	-0.5V
Voltage - Input (Max):	-5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Negative
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The ADP7185ACPZN0.5-R7 is a linear voltage regulator that belongs to the family of Power Management Integrated Circuits (PMIC). Linear regulators are electronic components that reduce the AC ripple voltage in a power supply to a minimal, DC voltage level. They are ideal for applications that require precise output voltage control, such as in automotive and communications systems. This article will discuss the application field and working principle of the ADP7185ACPZN0.5-R7 voltage regulator.

Application Field

The ADP7185ACPZN0.5-R7 voltage regulator is primarily used in automotive applications such as in-vehicle equipment, automotive computers, and diagnostic equipment. In addition, it can be used in communication systems and power supplies for medical devices.The ADP7185ACPZN0.5-R7 has a wide input voltage range of between 4.5V and 24V and an adjustable output voltage range of 1.25V to 23V. It also features adjustable current limiting and output voltage accuracy of 1%. These features make it ideal for providing precise output voltage control in automotive and communication systems.

Working Principle

The ADP7185ACPZN0.5-R7 voltage regulator is designed to output a DC voltage that is independent of its input voltage. This is accomplished by using a linear regulator IC. A linear regulator is composed of a power transistor, a series resistor or feedback circuit, and a reference voltage. The linear regulator continually monitors the output voltage and adjusts the current supply to the load in order to maintain the output voltage at its desired level.When the input voltage exceeds the desired output voltage, the regulator begins to limit the current by controlling the power transistor. This reduces the power that is supplied to the load and thus keeps the output voltage at a constant level. If the input voltage drops below the output voltage, the power transistor increases the power supplied to the load. This will raise the output voltage to the desired level.

Conclusion

The ADP7185ACPZN0.5-R7 voltage regulator is a linear voltage regulator that is primarily used in automotive and communication systems. This voltage regulator is capable of providing a wide input voltage range and adjustable output voltage range. It also features adjustable current limiting and output voltage accuracy of 1%. This makes it ideal for providing precise output voltage control in automotive and communication systems.

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