CT9EW202

Series:	CT9
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	2 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	18
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Square - 0.378" L x 0.217" W x 0.378" H (9.60mm x 5.50mm x 9.60mm)

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Trimmer PotentiometersTrimmer potentiometers are miniature precision variable resistors that are used to calibrate electronic circuits. They are designed with a small shaft and two knobs, allowing for a wide range of adjustment settings. The CT9EW202 is a trimmer potentiometer designed to adjust the voltage gain of an amplifier or other electronic circuit.CT9EW202 ApplicationThe CT9EW202 is a popular choice for many amplifier designs since it offers very precise adjustment of voltage gain. It can be used to set the pre-amplification gain of the amplifier (before the signal is fed into the speaker), as well as the post-amplification gain (after the signal is fed into the speaker). The CT9EW202 can also be used to adjust the balance between the stereo channels of the amplifier. The CT9EW202 is also used in other electronic circuits, such as RF filters. Its small size and precise adjustment make it ideal for applications where a precise level of signal is required.CT9EW202 Working PrincipleThe CT9EW202 is a three-terminal trimmer potentiometer. The two outside terminals are connected to either side of the resistive element, and the middle terminal is connected to a wiper which slides across the resistive element. By turning the knob, the user can adjust the resistance of the element and, consequently, the voltage gain, in a very precise way.The CT9EW202 is designed for PCB mounting, and its small size makes it ideal for use in circuits where space is at a premium. It can also be used for through-hole mounting, and its two knobs make it suitable for both single-turn and multi-turn applications.The CT9EW202 has a wide range of adjustment settings, from 0.1 ohm to 1 kohm. This range of adjustment settings makes it suitable for a wide range of applications. For example, it can be used for amplifier gain control, RF filter adjustment, audio filter adjustment, or any other application where a precise level of signal is required.ConclusionThe CT9EW202 is an excellent choice for many amplifier and other circuits designs as it offers very precise adjustment of voltage gain. Its small size and wide range of adjustment settings make it suitable for a wide range of applications. It is designed for PCB mounting, and can also be used for through-hole mounting.

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