ADUM3220ARZ

Current - Output High, Low:	--
Base Part Number:	ADUM3220
Approvals:	CSA, UR, VDE
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply:	4.5 V ~ 18 V
Voltage - Forward (Vf) (Typ):	--
Current - Peak Output:	4A
Series:	iCoupler®
Rise / Fall Time (Typ):	20ns, 20ns
Pulse Width Distortion (Max):	--
Propagation Delay tpLH / tpHL (Max):	60ns, 60ns
Common Mode Transient Immunity (Min):	25kV/µs
Voltage - Isolation:	2500Vrms
Number of Channels:	2
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tube

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ADUM3220ARZ Isolators - Gate DriversADUM3220ARZ gate drivers are advanced, isolated gate drivers that are used in many industrial and commercial applications today. The ADUM3220ARZ gate drivers are one of the most versatile and widely used in the market and have become the industry standard for high power, isolated gate-driver applications. This advanced gate driver offers excellent isolation performance with its 2,300V rms of output-to-input isolation. Its high-side and low-side outputs have a peak voltage of 500V, making it ideal for driving insulated gate bipolar transistors (IGBTs) and other power semiconductor switches. The driver\'s high pulse current capability (2.2A) and low operating current (6mA) enable accurate signal transmission across the isolation barrier.The device is designed to prevent device damage due to short circuits. It can withstand load current of up to 4.5A for one millisecond without failure. In addition, it has an overvoltage protection feature which protects the gate driver and the connected IGBTs or other power semiconductor switches from overvoltages. This protection can prevent the device from catastrophic failure due to overvoltage transients. The ADUM3220ARZ also features built-in logic. This reduces the complexity of the control system with its three-level logic functions for internal logic-level shifting, level shifting, and on/off timing control. With these features, the ADUM3220ARZ can be used in a wide range of applications such as motor control, HVAC systems, motor starters, UPS systems, LED lighting systems, and power supplies.The working principle behind the ADUM3220ARZ is simple. It uses an isolation transformer to isolate the input signal from the output. This allows signals to be transmitted across the isolation barrier, from the input side to the output side. This provides an effective, separate power supply for the device. The built-in isolation transformer reduces the risk of an overvoltage condition from propagating from the input side to the output side.The isolation transformer also works as an adjustable voltage regulator, allowing the output voltage of the device to be adjusted to either an AC or DC voltage depending on the application. The input and output of the device are isolated to ensure that any electrical noise present in the system on the input side does not propagate across to the output side. In addition, the isolation transformer prevents the faulty output of the device from causing any damage to the equipment on the input side.The ADUM3220ARZ provides excellent performance with a wide range of input and output power, from 2.5W to 48.7W, making it suitable for applications requiring up to 48V DC or 200V AC operation. The device also has a wide operating temperature range from -40 to +90 degrees Celsius, and is available as both surface mount and through-hole packages. The device is UL-listed and meets the EN60950-1 standards for electrical safety. Overall, the ADUM3220ARZ has proven to be an excellent choice for applications requiring high power, isolated gate-driver capability. Its integrated features provide excellent performance, while its isolation transformer ensures that no electrical noise is propagated across the isolation barrier, thus ensuring proper operation and safety of the system.

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