MIC4422BM

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	MIC4422
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	20ns, 24ns
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	9A, 9A
Series:	--
Voltage - Supply:	4.5 V ~ 18 V
Gate Type:	IGBT, N-Channel MOSFET
Number of Drivers:	1
Channel Type:	Single
Driven Configuration:	Low-Side
Part Status:	Discontinued at Digi-Key
Packaging:	Tube

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Power management integrated circuits (PMICs) play an important role in many applications, from microprocessors to smartphones and other embedded devices. Gate drivers are a special type of PMIC and are used to control the state of the output of switches and transistors, such as MOSFETs. The MIC4422BM is a single-channel, N-channel MOSFET gate driver with adjustable dead time and current limit, and is an ideal solution for high current capacity, high switching frequency, low EMI/EMC levels, and wide operating voltage and temperature ranges. The MIC4422BM provides adjustable dead time and current limit, allowing it to be optimized for a range of applications. Dead time is the control of the time between when the output of the driver is turned on and when it is turned off. For example, in power factor correction, this helps to reduce the stress on the transistors being switched, as well as reduces the chance of current flyback. The adjustable current limit feature of the MIC4422BM is perfect for high-frequency, high-voltage applications, as it can limit or control overcurrent or power losses. The MIC4422BM also provides isolated logic inputs, allowing it to control non-isolated switches, such as the MOSFET. The device also includes integrated ESD protection, along with its extremely low power consumption and low profile package, for easy integration into any system. Furthermore, it has an integrated fault monitor and over-temperature protection, making it suitable for the most demanding applications.In terms of performance, the MIC4422BM has a maximum operating voltage of 20V, a peak output source current of 2.5A, a peak output sink current of 3A, and a maximum switching frequency of 200kHz. The MIC4422BM is an ideal solution for a range of power management applications, and its adjustable dead time and current limit features make it suitable for high-frequency and high-voltage applications, while its low profile package and integrated ESD protection make it well-suited for tight spaces and harsh environments.

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