UCC37324DR

Logic Voltage - VIL, VIH:	1V, 2V
Base Part Number:	UCC37324
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	20ns, 15ns
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	4A, 4A
Series:	--
Voltage - Supply:	4.5 V ~ 15 V
Gate Type:	N-Channel, P-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PMIC - Gate Drivers: UCC37324DR Application Field and Working Principle

The UCC37324DR is a low-voltage, low-power, micro-power Monolithic Gate Drivers (MGDs) designed for use in power management systems. This MGD features an adjustable damping factor, a temperature compensation circuit, and a wide temperature range of -40°C to +105°C. In addition, the UCC37324DR also provides high output current capability and is designed to meet the high speed switch requirements of today\'s voltages and power supplies.MGDs are used to increase the speed and efficiency of power conversion, reduce EMI, improve transient stability, reduce thermal stress, and reduce drive losses. These devices take input from the main power supply and can drive both low voltage and high voltage outputs in both parallel and series configurations.The UCC37324DR is functionally equivalent to the Texas Instruments UCC37207FSMG and is designed for both high and low side gate driver applications. The UCC37324DR provides both current limiting and soft start or boost, making it suitable for a variety of motor, motor controller, pre-driver, load switching, and power switching applications. This device provides a gate drive supply voltage of up to +15V which allows it to drive high voltage output devices while maintaining low voltage power conversion.The UCC37324DR features an Integrated Gate Driver – Internal Charge Pump (IG/CP) that generates an output voltage higher than a logical level. The IG/CP can also be used to provide additional current to the output driver, allowing for higher drive depths and speeds than what would be achieved with a logic level output driver.The UCC37324DR also features integrated protection against both over-voltage and under-voltage conditions to prevent device damage in the event of a fault. The protection circuitry monitors the output voltage of the device and shuts it down in the event that it is outside the prescribed voltage range.The UCC37324DR also has a wide range of fault protection features including over-current protection, over-power protection, thermal shutdown, and under-voltage protection. This ensures the device will not be damaged in the event of an overload or power supply fault.The internal control block of the UCC37324DR includes a unique Integrated Low Voltage Comparator (ILVC) that is adjustable with a feedback pin. This ILVC can be used to reduce the level of current that the MGD needs in order to turn on or off the outputs devices.The UCC37324DR can be used in applications such as powering up loads, switching high currents and voltages in automotive and industrial motor controllers, load switching, and power switching. The device can operate in either series or parallel configurations making it ideal for many applications where multiple MGD functions are necessary.In conclusion, the UCC37324DR is a very versatile MGD that can be used in a wide variety of applications. It is well suited for use in power sensing, motor control, load switching, and power switching applications. The device provides a wide range of protection features, adjustable damping factors and temperature compensation. In addition, the device is capable of driving both low and high voltage outputs and is designed for very low power consumption.

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