MDMK3030T3R3MM Inductors, Coils, Chokes

DC Resistance (DCR):	173 mOhm Max
Height - Seated (Max):	0.047" (1.20mm)
Size / Dimension:	0.118" L x 0.118" W (3.00mm x 3.00mm)
Supplier Device Package:	--
Package / Case:	Nonstandard
Mounting Type:	Surface Mount
Inductance Frequency - Test:	1MHz
Operating Temperature:	-40°C ~ 125°C
Ratings:	--
Frequency - Self Resonant:	--
Q @ Freq:	--
Series:	MCOIL™, MD
Shielding:	Shielded
Current - Saturation:	2.1A
Current Rating:	1.6A
Tolerance:	±20%
Inductance:	3.3µH
Material - Core:	Metal
Type:	Wirewound
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Fixed Inductors

Fixed inductors are components used for their ability to store energy in the form of an electrical field. They are used in a wide range of applications from RF design to power converters, and the MDMK3030T3R3MM is an example of a specific type of fixed inductor. This section will discuss the application field and working principle of the MDMK3030T3R3MM. The MDMK3030T3R3MM is a surface-mount tantalum nitrogen-coated fixed inductor from Murata. It has an inductance of 3.3 mH, a maximum operating temperature of +125°C, and a rated current of 4 A. The device is composed of a rectangular core wound with multiple turns of wire and coated in tantalum nitride. It has multiple pads for easy soldering to a circuit board, and is ideal for use in high-temperature applications.The main application areas for the MDMK3030T3R3MM are RF design, power converters, and power management. In RF applications, it can be used to tune oscillators or filter signals. In power converters and power management, it is used to enhance power efficiency by providing a certain amount of current for a fixed duration. Additionally, its small size and high thermal resistance make it a good choice for applications requiring miniaturization. The working principle of the MDMK3030T3R3MM is the same as other fixed inductors. When current passes through the inductor, it stores energy in the form of an electrical field. When the current stops, the energy is released back into the circuit, providing the desired amount of current for a fixed period of time. This is known as inductive reactance.When using the MDMK3030T3R3MM in a circuit, there are a few considerations to keep in mind. It should be placed away from sources of high-frequency noise, such as switches and PWM circuits, to prevent interference. Additionally, the device should be properly heat-sunk to prevent it from overheating. Overall, the MDMK3030T3R3MM is a versatile and reliable fixed inductor from Murata. It is composed of a rectangular core wound with multiple turns of wire and coated in tantalum nitride, and is suitable for a wide range of applications in RF design, power conversion, and power management. The working principle is the same as other fixed inductors: when current passes through the device, it stores energy in the form of an electrical field, and when the current stops, the energy is released back into the circuit. It is important to ensure proper heat-sinking and to keep the device away from sources of high-frequency noise in order to ensure optimal performance.

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