L7905ACV-DG

Series:	--
Packaging:	Tube
Part Status:	Active
Output Configuration:	Negative
Output Type:	Fixed
Number of Regulators:	1
Voltage - Input (Max):	-35V
Voltage - Output (Min/Fixed):	-5V
Voltage - Output (Max):	--
Voltage Dropout (Max):	1.4V @ 1A (Typ)
Current - Output:	1.5A
Current - Quiescent (Iq):	3mA
PSRR:	60dB (120Hz)
Control Features:	--
Protection Features:	Over Temperature, Short Circuit
Operating Temperature:	0°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	TO-220-3
Supplier Device Package:	TO-220
Base Part Number:	L7905

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Introduction to the L7905ACV-DG

The L7905ACV-DG is a Linear Voltage Regulator, commonly used in Power Management Integrated Circuit (PMIC) applications. It is a monolithic integrated circuit, and it is capable of delivering a constant voltage of up to 5 volts. It is also available in other versions that allow the user to select a different voltage (for example, 12 V).In addition to its voltage regulation capabilities, the L7905ACV-DG has built-in protection features such as reverse polarity protection and over-voltage protection. Its solid-state construction also provides excellent reliability and long-term stability under all operating conditions.

Application Field

The L7905ACV-DG can be used in a wide variety of applications, including automotive, industrial, medical, and communications. It is particularly useful in automotive applications where a steady supply of 5V is needed. It can also be used in industrial applications, where it provides the reliable and flexible power input necessary for operating industrial machines.The L7905ACV-DG is also well-suited for use in medical devices and systems. Its reliable power delivery and built-in protection features make it an ideal choice for applications in which safety is paramount. It is also used in a wide range of communications devices such as cell phones, satellite receivers, and other devices that require a stable power source.

Working Principle

The L7905ACV-DG uses a linear regulator to supply a constant voltage over a wide range of input voltages. The regulator is composed of several components, including a transistor, a zener diode, several resistors, and capacitor.The transistor is used to regulate the current from the input power source. It is responsible for maintaining the voltage at a constant level by limiting the current flow. The zener diode provides a reference voltage at which the output voltage of the regulator is set. The resistors and capacitors provide additional filtering and stabilization to further ensure stability and reliability of the output voltage.When the input voltage exceeds the maximum rating of the regulator, the circuit will shut down to protect itself and the components connected to it. This is one of the most important protection features of the L7905ACV-DG.

Conclusion

The L7905ACV-DG is a Linear Voltage Regulator, commonly used in Power Management Integrated Circuit (PMIC) applications. It is ideal for use in automotive, industrial, medical, and communications applications due its reliable voltage delivery, protection features, and adequate filtering capabilities. It uses a linear regulator consisting of a transistor, zener diode, and other components to deliver a constant voltage over a wide input voltage range. Its built-in protection features provide both reliable operation and protection from damage.

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