VOL3120T Isolators

Current - Output High, Low:	2.5A, 2.5A
Approvals:	CQC, cUR, UR
Supplier Device Package:	5-LSOP
Package / Case:	6-SOIC (0.295", 7.50mm Width), 5 Leads
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 100°C
Voltage - Supply:	15 V ~ 32 V
Current - DC Forward (If) (Max):	25mA
Voltage - Forward (Vf) (Typ):	1.36V
Current - Peak Output:	2.5A
Series:	--
Rise / Fall Time (Typ):	100ns, 100ns
Pulse Width Distortion (Max):	300ns
Propagation Delay tpLH / tpHL (Max):	500ns, 500ns
Common Mode Transient Immunity (Min):	48kV/µs
Voltage - Isolation:	5300Vrms
Number of Channels:	1
Technology:	Optical Coupling
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The VOL3120T belongs to the Isolators - Gate Drivers category. This unique, isolated gate drivers that provide high-speed, high-performance operation and cost-effective electrically isolated switching solutions for high frequency automotive applications such as electric vehicle, motorsports, power conversion, and industrial.VOL3120T is designed to drive high-side IGBTs and MOSFETs, making the H-bridge topology more practical and reliable for driving high current motors in automotive, robotics and industrial applications.In basic terms, VOL3120T is a driver that helps supply voltage to the gate of an IGBT, making it easier to switch it on and off. The major components of the VOL3120T includes the driver, power supply, isolated power source, power MOSFETs, and a logic circuit.The logic circuit takes an input signal from the system, and based on the signal, triggers the power MOSFETs, switching them ON or OFF. As the power MOSFETs open/close, they supply voltage to the gate of the IGBT, which allow current flow to the motor. The VOL3120T has two unique features that make it highly useful in industrial applications. The first of these is the high-side driver, which isolates the lower-side control circuitry from the higher-side switching components. This provides better electrical isolation and enables more reliable motor control. The second is the on-chip driver, which removes the need for external drivers and makes the system more compact.The VOL3120T also offers low-power operation and low voltage operation. The low-power operation allows for a reduction in power consumption, making it ideal for applications that require low-power, such as motorcycles and hybrid vehicles. The low-voltage operation ensures that the overall system can be powered by a single voltage source, simplifying wiring and reducing cost.In addition, the VOL3120T features a built-in error detection circuit, which helps to diagnose system faults and reduce maintenance costs. The driver also features a high switching frequency, which enables fast switching between the bridge states and increases the operational efficiency of the system. Overall, the VOL3120T is highly reliable and cost-effective gate driver solution for a variety of industrial applications. With its integrated high-side driver, high switching frequency, low-power operation and low voltage operation, the driver helps ensure greater efficiency and reliability for motor control systems.

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