DR1040-820-R

DC Resistance (DCR):	260 mOhm Max
Height - Seated (Max):	0.157" (4.00mm)
Size / Dimension:	0.413" L x 0.406" W (10.50mm x 10.30mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	100kHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	DR1040
Shielding:	Shielded
Current - Saturation:	1.47A
Current Rating:	1.29A
Tolerance:	±30%
Inductance:	82µH
Material - Core:	Ferrite
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors refer to components that store electrical energy in the form of magnetic energy, namely, inductors. The DR1040-820-R application field and working principle are common in the technology industry applications, as they are used in circuit boards, modules, and components.The DR1040-820-R application field generally involves the electrical engineering sector. This inductor is mainly used to store energy in an electric circuit and to supply it in the form of current when a voltage is applied. It can also be used to regulate the current in a circuit, to provide some form of noise filtering, and to act as a voltage regulator.The operating principle of the DR1040-820-R is based on Faraday\'s Law of electromagnetic induction, which states that an electromotive force is created when a changing magnetic field passes through a circuit. This current is maintained even if the magnetism needs to be altered. In the case of the DR1040-820-R, the electrical current is usually provided by a combination of a coil and a core, which are activated when a voltage is applied to it. Once these pieces are activated, they create a magnetic field and, in turn, induce a current that passes through the circuit. This electromotive force is maintained even if the voltage across the inductor changes. This principle makes the DR1040-820-R ideal for applications where devices need to withstand sudden changes in energy, such as voltage regulators, noise suppression circuits, and power converters. The DR1040-820-R is typically composed of ferrite material, which is a ceramic material with a high permeability. This makes it a great choice for applications that require a low resistance and high inductance, as the DR1040-820-R can store more energy than other inductors of the same size. The DR1040-820-R also has a wide operating temperature range, from -40°C to +125°C, and it is capable of providing a large amount of electrical current.The DR1040-820-R is typically used in power supplies, because it is capable of preserving the energy from the power supply even when it is disconnected. This allows for stable power delivery and improved system reliability. The DR1040-820-R is also used in noise filters, because it can reduce the amount of interference in the circuit, which can improve the signal quality and prevent errors in the system. In addition, the DR1040-820-R is also used in motor control circuits and power converters. These devices are used to regulate the voltage and current supplied to the motor, and they help to ensure system stability. The DR1040-820-R can also be used in audio equipment, as it can reduce noise and improve the sound quality in systems.Overall, the DR1040-820-R is an attractive component for many applications due to its low loss, high inductance, and wide operating temperature range. As an inductor, it is ideal for applications ranging from voltage regulation to noise filtering. Thanks to its wide range of applications, the DR1040-820-R is one of the most widely used components in the technology industry.

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