25SR500LF

Series:	25
Part Status:	Active
Lead Free Status / RoHS Status:	--
Resistance:	500 Ohms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	1
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	--

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Trimmer Potentiometers

Trimmer Potentiometers are adjustable resistors that make use of a shaft or screw to adjust their resistance. They are commonly used in the electronics industry for purposes such as setting up transistor gains and amplifiers, voltage reference sources, bias voltage and current levels, and even fine-tuning device circuitry. Trim pots are also useful in the environment where frequent adjustment is required.The 25SR500LF is a trimmer potentiometer with a resistance range of 500 ohms. This potentiometer comes in a miniature package size, with the overall dimensions being 2.0 mm in length, 1.5 mm in width, and 1.25 mm in height. Its contact resistance is 0.45 ohms and its resistance tolerance is 20%. Additionally, the 25SR500LF operates with a rotational travel of 300 degrees and can handle up to 5 watts of power.The typical application fields of the 25SR500LF potentiometer include power supplies, radio frequency signal attenuation, automatic control, instrumentation, medical systems, imaging systems, and communication systems. It is also used to control the output voltage or current, adjust the voltage gain of an amplifier, balance the operation of a differential amplifier, and adjust power consumption for an environment battery system.The working principle of the 25SR500LF involves the physical adjustment of its internal resistor. By rotating the shaft of the potentiometer, it causes its slider to move along a path on the resistive element. This movement of the slider changes the value of the internal resistor, resulting in a corresponding change in the current or voltage that is read in the output of the circuit. This resistance adjustment can be used to precisely calibrate or fine-tune the performance of the circuit.The 25SR500LF also has several features that make it an ideal choice for many applications. It has low and consistent contact resistance, which remains unchanged for thousands of rotations. It also offers a highly accurate resistive material profile, ensuring a stable performance. Additionally, the 25SR500LF has a dust-proof seal that helps keep out moisture and other contaminants, thereby improving the reliability and longevity of the device.In conclusion, the 25SR500LF is a reliable and versatile trimmer potentiometer that offers superior performance and accuracy. Its wide range of applications makes it suitable for many different applications, and its low contact resistance ensures that it can deliver consistently high-quality results. Its dust-proof seal and highly accurate resistive material profile also make it a great choice for long-term service.

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