3303C-1-503E

Series:	Trimpot® 3303 - Open Frame
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Resistance:	50 kOhms
Power (Watts):	0.15W
Tolerance:	±25%
Temperature Coefficient:	±250ppm/°C
Number of Turns:	1
Adjustment Type:	Top and Bottom Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	J Lead
Size / Dimension:	Rectangular - 0.148" x 0.118" Face x 0.055" H (3.75mm x 3.00mm x 1.40mm)

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Introduction

Trimmer potentiometers are three-terminal resistors which are used to fine-tune the output of an electrical circuit. The 3303C-1-503E model is an edge-mounted trimmer potentiometer that is commonly used in a variety of applications.

Application Field

The 3303C-1-503E is used in many devices requiring a precise control of the output of an electrical component. These include the adjustment of sound and picture output in televisions, speakers, DVDs, and other hi-fi systems. Trimmer potentiometers are also used in a number of applications in the automotive, lighting, aerospace, and medical industries.

Working Principle

The 3303C-1-503E is typically used as a variable resistor or voltage divider in an electrical circuit. It has three terminals, with the central terminal being connected to the wiper arm. The wiper arm is then displaced along the resistance track to create a variable resistance between the two outer terminals.The resistance of the track is calibrated so that the value of the resistance between the two outer terminals can be precisely adjusted. By adjusting the position of the wiper arm, the output of the circuit can be fine-tuned.

Advantages and Disadvantages

The 3303C-1-503E offers a number of advantages compared to other trimmer potentiometers. Its edge-mount design makes it easy to integrate into a wide variety of applications. It also has a low electrical noise level, good mechanical reliability and a wide resistance range (from zero to 10 kilo-ohms).However, the 3303C-1-503E has some disadvantages, such as its limited life span (1000 cycles or less), the need to use an external tool in order to adjust the wiper arm and its high cost compared to other trimmer potentiometers.

Conclusion

The 3303C-1-503E is a popular trimmer potentiometer for a wide variety of applications. It offers a precise control of the output of electrical components, low electrical noise, and good mechanical reliability. However, it also has some disadvantages, such as a limited life span and high cost.

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