PS9531-V-AX

Current - Output High, Low:	2A, 2A
Approvals:	CSA, SEMKO, UL, VDE
Supplier Device Package:	8-DIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply:	15 V ~ 30 V
Current - DC Forward (If) (Max):	25mA
Voltage - Forward (Vf) (Typ):	1.56V
Current - Peak Output:	2.5A
Series:	--
Rise / Fall Time (Typ):	40ns, 40ns
Pulse Width Distortion (Max):	75ns
Propagation Delay tpLH / tpHL (Max):	175ns, 175ns
Common Mode Transient Immunity (Min):	50kV/µs
Voltage - Isolation:	5000Vrms
Number of Channels:	1
Technology:	Optical Coupling
Part Status:	Active
Packaging:	Tube

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The PS9531-V-AX is an isolator gate driver manufactured by Power Integrations, Inc. This device is used to drive the gate of a power MOSFET or IGBT in order to switch power. It features very low propagation delay, high peak current capability, over-voltage robustness, low minimum turn-on times, and temperature-independent performance.Isolators are essential when it comes to driving the gate of a power MOSFET or IGBT. Gate drivers are used to isolate voltage between the gate and the load, both rectifying the signal and supplying the necessary current to switch the gate voltage. Therefore, it is incredibly important that power device gates are properly insulated and powered during operation to prevent malfunction or destruction. The PS9531-V-AX with its high peak current capability, over-voltage robustness, and low minimum turn-on times is one of the most reliable devices on the market and a great choice when it comes to driving a power MOSFET or IGBT.The PS9531-V-AX isolator is specifically designed for high voltage operation. It uses two isolated channels, one for the power supply and one for the gate control signal, allowing it to protect the control signal from the high voltages that it drives. The isolator also features a low propagation delay that ensures the MOSFET or IGBT gate is charged and discharged as quickly as possible.The PS9531-V-AX is also incredibly versatile and can be used for a variety of applications. It is commonly used in automotive and industrial applications to protect electronic components, including inverters, motor drivers, switches, and circuit breakers. Additionally, the device can be used in renewable energy applications such as photovoltaic inverters, battery chargers, and UPS systems.To understand how the PS9531-V-AX works, it is important to first understand the technology used by Power Integrations’ gate drivers. These isolators use a combination of a field effect transistor (FET), a bipolar junction transistor (BJT), and a MOSFET to accomplish their isolation. The BJT acts as a switch to open and close the connection between the two channels, while the FET is used to increase the voltage applied to the load. The MOSFET is used to control the gate voltage of the power device, as well as to regulate the peak current flow.The PS9531-V-AX is a state-of-the-art device that provides excellent gate-driving performance in a wide variety of applications. Its low propagation delay, high peak current capability, over-voltage robustness, and temperature-independent performance make the device well-suited for driving power MOSFETs and IGBTs in applications that require high-speed response and reliability. Moreover, the device is designed for easy implementation, making it the perfect solution for a variety of power switching and protection applications.

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