3366P-1-203

Series:	3366
Part Status:	Active
Resistance:	20 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	1
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Square - 0.276" x 0.276" Face x 0.248" H (7.00mm x 7.00mm x 6.30mm)

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Trimmer Potentiometers

Trimmer potentiometers, or trimpots, are small electromechanical components used to adjust electrical components, primarily those that resist electrical current. They are commonly used to adjust the potentiometer on an amplifier or to adjust the feedback loop on an instrument, for example. In this article, we will look at the 3366P-1-203 application field and working principle, and why it is such an important part of our modern electronics.The 3366P-1-203 is a high-performance trimmer potentiometer made by Bourns, Inc., a leading component manufacturer based in California. This trimpot has an application field of 500 - 10,000 Ohm @ 0.01 Watts and a maximum operating temperature of 85 degrees Celsius. It is also resistant to shock and vibration, making it more durable in busy environments.The 3366P-1-203 works by adjusting the resistance of the potentiometer with a wiper arm, also known as a slider. The slider is connected to a shaft and is usually operated manually by a knurled thumbwheel. When rotated, the slider moves up or down, changing the resistance of the pot accordingly. This enables engineers to precisely adjust the resistance of the component as needed.Trimmer potentiometers are most commonly used for adjusting the voltage sensing abilities of amplifiers, but they are also used for a variety of other applications. For instance, in production lines, trimpots can be used to adjust certain motors to the desired speed based on the measured load. Trimpots can also be used to adjust the resistance of an oscillator circuit, enabling engineers the ability to fine-tune their circuit’s performance.Trimpots are reliable and inexpensive components that have become essential to modern electronics. They can be easily found in most electronic stores, and come in a variety of shapes and sizes. With the 3366P-1-203, engineers now have a high quality trimpot with a wide application field and excellent shock and vibration resistance.

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