TC4425AVPA

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	TC4425A
Supplier Device Package:	8-PDIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	12ns, 12ns
Input Type:	Inverting, Non-Inverting
Current - Peak Output (Source, Sink):	4.5A, 4.5A
Series:	--
Voltage - Supply:	4.5 V ~ 18 V
Gate Type:	N-Channel, P-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tube

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What is the TC4425AVPA?

TC4425AVPA is a member of the PMIC (Power Module IC) family, classified as a gate driver type. It\'s an integrated circuit designed to control the switching of a power regulator and is used in a variety of applications.

Where is the TC4425AVPA used?

The TC4425AVPA can be used for a variety of applications, including power convertors, DC/DC converters, UPSs, relay drivers, and power switch controllers. It is most widely used as a primary controller in DC/AC power line circuits, allowing the user to switch reactively between AC and DC power. It also helps with reducing effectual power components in various types of electronic systems.

Features and Benefits of the TC4425AVPA

The TC4425AVPA includes a handful of features that make it an effective and efficient gate driver. They include:

• Enhanced power transfer with CMOS logic level voltage control.
• Low-voltage operation of up to 10V.
• Low-current operation—only 0.5mA of current is required for operation.
• Output frequency range from 10kHz to 400kHz.
• High surge protection capability.
• High ESD tolerance.

These features allow for a reliable, low-cost solution for many gate driver applications.

How does the TC4445AVPA work?

The TC4425AVPA works by acting as an isolated voltage regulator on the input power line. It uses a negative voltage on the gate line to control the switching of the output voltage. The voltage on the gate line is regulated by a topology of high-current MOSFETs with two of these MOSFETs acting as the gate drivers.The TC 4425AVPA is an example of a resetable type, meaning that the output voltage is reset when the input voltage drops below a certain level, which is typically 10V. When the output voltage is reset, the MOSFETs close and the output voltage drops, allowing the input voltage to be quickly and accurately adjusted.The resetable type is preferrable for applications that require a fast and accurate response time for the output voltage, such as in DC/AC power line circuits.

Conclusion

The TC4425AVPA is a member of the PMIC family, specifically classified as a gate driver. Its integrated circuit design helps control the switching of power regulators and is used in a variety of applications, including DC/DC converters, UPSs, and power switch controllers. It offers an efficient and effective gate driver solution with a handful of useful features, including low-voltage operation, low-current operation, and high surge protection capability. The TC4425AVPA works by using a negative voltage on the gate line to control the output voltage, making it a resetable type.For these reasons, the TC4425AVPA is an ideal integrated circuit for gate driver applications that require a fast, reliable response time.

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