PTHF75-894VM

DC Resistance (DCR):	23 mOhm Max
Height - Seated (Max):	1.400" (35.56mm)
Size / Dimension:	1.450" L x 0.825" W (36.83mm x 20.95mm)
Supplier Device Package:	--
Package / Case:	Radial
Mounting Type:	Through Hole
Inductance Frequency - Test:	1kHz
Operating Temperature:	--
Ratings:	--
Frequency - Self Resonant:	2.5MHz
Q @ Freq:	--
Series:	PTHF-VM
Shielding:	Shielded
Current - Saturation:	8A
Current Rating:	8A
Tolerance:	±10%
Inductance:	75µH
Material - Core:	Molybdenum Permalloy(MPP)
Type:	Toroidal
Part Status:	Active
Packaging:	Bulk

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IntroductionFixed inductors are essential components in many applications, especially in radio, consumer electronics, communications, instrumentation, aerospace and medical industries. The PTHF75-894VM series fixed inductors are particularly highly efficient, optimally designed for high current operation and excellent MOSFET switching duty. The inductors provide superior performance and reliability when installed and operated properly.Application FieldThe PTHF75-894VM series is suitable for switching power applications with maximum current ratings up to 10A, which makes them ideal for use in high power switched mode power supplies. Typical applications include smart meters, LCD monitors, computer power supplies, DC/DC converters, telecommunications equipment, motor drives, HVAC systems, and many other industrial electronics. The PTHF75-894VM series offers many advantages, such as low- and high-voltage components, increased power handling capability, and excellent cost-performance ratio.Working PrincipleThe PTHF75-894VM series fixed inductors are typically used in switching power supplies to reduce inductive switching noise. By connecting the inductor in series with the load, the inductors act as an energy storage component, and their purpose is to provide current continuity when power is switched on and off. The stored energy of the inductor is then used to maintain a constant current flowing through the load. When the inductor is connected to the load, the current builds up linearly while the voltage across the inductor is constant. This linear build up of the current is known as the inductive effect, and it is used to further reduce the ripple and noise in the system.SummaryThe PTHF75-894VM series fixed inductors are highly efficient, optimally designed components for high current switching applications. These inductors have maximum current ratings up to 10A, and they offer superior performance and reliability when installed and operated correctly. The inductors are typically used in switching power supplies, where they act as an energy storage component, providing current continuity when power is switched on and off. The inductors also reduce inductive switching noise in the system, and the linear build up of current reduces the ripple and noise in the system.

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