25XR500LF

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 PotentiometersTrimmer potentiometers are components that adjust the resistance offered by other components in circuits. They come in various forms, enabling precision adjustment of resistance. 25XR500LF is a trimming pot, with a rotation of 500 rings and precision current-sensing resistors. It is used in a wide range of applications, such as automatic level control, power-supply startup adjustment, and automatic gain control, and is highly reliable and stable in operation. Working PrincipleThe 25XR500LF consists of a coil of special current-sensing resistors which, when coupled with the rotation of its scroll wheel, enables precise adjustment of the resistance output. There are two large resistors at the bottom of the unit to handle currents up to 10 amps. Also, the 25XR500LF has a locking system which helps maintain a certain resistance setting until the user manually changes it. Application FieldsThe 25XR500LF is widely used for a variety of resistive applications, including: • Automatic Level ControlThe 25XR500LF can be used in level control applications, such as an audio mixer. The unit increases or decreases the level of the mix as desired, maintaining a consistent output. • Power Supply Startup AdjustmentThe 25XR500LF is used in startup adjustment applications. It can be used to adjust the start-up current in power supplies to ensure stable operation. • Automatic Gain ControlThe 25XR500LF can be used to adjust the gain level of a circuit. This allows the user to adjust the gain of a device in order to obtain the desired amount of sound. • Filter ApplicationsThe 25XR500LF is also used in filter applications. By adjusting the resistance offered by the trimmer, the user can create a low-pass, high-pass or band-pass filter with a desired cutoff frequency. • Antenna TuningThe 25XR500LF is used to fine-tune the tuning of an antenna. This allows for optimum positioning and signal reception. ConclusionThe 25XR500LF trimming pot is a highly reliable, precise and stable component, used in a range of resistive applications. It is the perfect device to adjust resistance values in circuits, enabling optimal performance of circuit devices.

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