MFR100FTF52-30R9

Series:	MFR
Packaging:	Tape & Box (TB)
Part Status:	Active
Resistance:	30.9 Ohms
Tolerance:	±1%
Power (Watts):	1W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±100ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.177" Dia x 0.453" L (4.50mm x 11.50mm)
Height - Seated (Max):	--
Number of Terminations:	2

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Introduction to Through Hole ResistorsThrough hole resistors, or leaded resistors, are electrical components used in a variety of applications. They are composed of a conductive material with a specific value for resistance, and come in many different sizes and shapes. Through hole resistors have leads, or terminals, on either end that can be soldered directly to a printed circuit board (PCB) or other electrical device.MFR100FTF52-30R9 Application Field and Working PrincipleMFR100FTF52-30R9 is a kind of through hole resistor. It is a one-terminal resistor with a nominal resistance of 100 ohms and a tolerance of +/- 5%. It is typically used in electronic applications as a voltage-limiting device.The working principle of the MFR100FTF52-30R9 is based on the Ohm’s Law, which states that the current passing through the resistor is proportional to the voltage across it, or I=V/R, where I is the current, V is the voltage, and R is the resistance.In actual use, the MFR100FTF52-30R9 resistance limits the current passing through it and dissipates the excess energy as heat. This allows the current passing through the circuit to stay within the safe operating limits specified in the device\'s data sheets.The MFR100FTF52-30R9 is frequently used in power supplies, motor control systems, and automotive electronic systems as a voltage-limiting device. As it has a relatively low wattage rating—0.25W in the case of the MFR100FTF52-30R9—it is often used in applications where a larger resistor is too big or too expensive. Moreover, the MFR100FTF52-30R9 is also widely used in audio circuits due to its low thermal resistance and low noise characteristics.Advantages and Disadvantages of Through Hole ResistorsThrough hole resistors have many advantages over other types of resistors. The most notable advantage is their low cost and wide availability. Additionally, through hole resistors are highly reliable and stable, and offer excellent voltage and power ratings.However, there are some drawbacks to using through hole resistors. The main disadvantages are their larger size compared to surface mount resistors and slow installation time as each resistor must be individually wired and soldered onto the PCB.ConclusionThrough hole resistors are an essential part of any electronic project and the MFR100FTF52-30R9 is an example of a highly reliable and cost-effective resistor model. It is ideal for situations where a higher wattage resistor is not necessary, and its low thermal resistance and low noise characteristics make it a good choice for audio applications. Although through hole resistors have some drawbacks, such as their larger size and longer installation time, they are still necessary and useful components for many projects.

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