SFR25H0002009FR500

Series:	SFR25H
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	20 Ohms
Tolerance:	±1%
Power (Watts):	0.5W, 1/2W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±100ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	--
Size / Dimension:	0.098" Dia x 0.256" L (2.50mm x 6.50mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors

Through hole resistors are a type of resistive device characterized by being mountable in standardized holes drilled into printed circuit boards (PCBs). They are by far the most commonly used type of resistors in PCBs. A particular type of through hole resistor is the SFR25H0002009FR500, which has a wide range of applications and is accompanied by a certain set of working principles. The SFR25H0002009FR500 through hole resistor has an operating temperature range of -55°C to +155°C and a power rating of 0.2 to 0.05W. It has an Overall Dimension (LxWxT) of 2.5 x 1.25 x 0.96mm and a tolerance rate up to 5%. Its surge current capability is up to 40A. It has a higher insulation resistance than most other through hole resistors. The SFR25H0002009FR500 is commonly used in AC-DC power supply, LED lighting, audio equipment, electronic toys, electronic instruments, and industrial products, among many other such devices.Working principles of through hole resistors largely depend on the nature of the resistor in question. The SFR25H0002009FR500 functions as a current limiting resistor. When the current passes through the resistor, it reduces to a certain level depending on the resistor’s value, thereby regulating the current. It also functions as a voltage divider and dissipates the energy to reduce the voltage. It can even act as a pre-set resistor to keep a certain voltage level and prevent short circuits.Another type of working principle associated with through hole resistors is in cushioning and suppression. This denotes a kind of protection from high-frequency signals by decreasing the voltage to a lower level than the maximum allowed. It also filters out high-frequency signals that can easily damage the hardware.Through hole resistors like the SFR25H0002009FR500 are also used for projects that require a high degree of accuracy and precision. Due to its small size and high tolerance rate, this type of resistor can be extremely accurate in the measurement of voltages and currents. It is thus highly suitable for projects where stringent accuracy is mandatory.It is also important to note that the placement of the through hole resistor is also quite significant while constructing any circuitry. When installed in the proper manner, these resistors can improve the performance and efficiency of any PCB. It is generally advisable to place the resistor along empty or unused lanes to avoid conflicts with the other components.Overall, the SFR25H0002009FR500 through hole resistor is ideal for a wide variety of projects due to its small size, power rating, tolerance rate, and surge current capability. Its ability to act as a current limiting device, voltage divider, pre-set resistor, cushioning, and suppression makes it even more versatile. Its higher insulation resistance allows it to perform better in terms of accuracy and precision, making it suitable for projects that require extreme accuracy. Finishing off, its proper placement along empty lanes can make a huge difference in the performance and efficiency of any given circuit.

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