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PTV112-4420A-A503: Features, Specs & More

2026-03-04 16:48:12Mr.Ming
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PTV112-4420A-A503: Features, Specs & More

The PTV112-4420A-A503 is a precision carbon film potentiometer designed for accurate electronic adjustments in low-power circuits. It combines a compact form factor with reliable performance, making it suitable for various industrial and consumer electronics applications. In this comprehensive article, we'll delve into the intricacies of the PTV112-4420A-A503, uncovering its definition, key features, specifications, applications, and a closer look at its manufacturer.

 

Catalog

PTV112-4420A-A503's Overview

Key Features

Specifications

Applications

PTV112-4420A-A503's Manufacturer

Conclusion

 

PTV112-4420A-A503's Overview

The PTV112-4420A-A503 is a single-element, carbon film potentiometer designed for precise resistance adjustment. It provides a resistance value of 50K Ohms with a tolerance of 20%. The device is built for through-hole mounting with a bracket, making installation secure and straightforward in electronic assemblies.

 

Key Features

Let's delve into the standout features that make the PTV112-4420A-A503 a standout in the world of electronics:

· The potentiometer offers a resistance value of 50K ohms.

· It comes with a tolerance of 20%, ensuring predictable performance in circuits.

· The maximum voltage rating is 20V DC and 50V AC.

· It has a power rating of 0.05W, suitable for low-power applications.

· The potentiometer uses carbon film technology for durability.

· Operating temperature ranges from -10°C to 50°C.

· It features a logarithmic adjustment curve, ideal for audio and signal applications.

· Termination style is pin, which simplifies through-hole mounting.

· Adjustment is made from the top, providing easy access during installation.

· The shaft diameter is 6mm, fitting standard knob sizes.

· Electrical rotation consists of 1 turn, with a mechanical rotation of 300°.

· Mechanical life supports 15,000 cycles, ensuring longevity.

· It is designed for bracket mount/through-hole installation.

· Physical dimensions are compact: 13mm length, 14.4mm depth, 23.8mm height.

 

Specifications

Now, let's take a closer look at the technical specifications that define the capabilities of the PTV112-4420A-A503:

Type

Parameter

Type

Potentiometer

Resistance Value (Ohm)

50K

Tolerance

20%

Maximum Voltage Rating (V)

20(DC)|50(AC)

Power Rating (W)

0.05 (1/20)

Technology

Carbon Film

Minimum Operating Temperature (°C)

-10

Maximum Operating Temperature (°C)

50

Linear or Logarithmic

Log

Termination Style

Pin

Positions of Adjustment

Top

Shaft Diameter (mm)

6

Number of Turns (Turns)

1(Elec)|1(Mech)

Number of Elements

1

Number of Electrical Turns (Turns)

1

Mechanical Rotation (°)

300

Mechanical Rotational Life (Cycles)

15000

Number of Mechanical Turns (Turns)

1

Product Length (mm)

13

Product Depth (mm)

14.4

Product Height (mm)

23.8

Mounting

Bracket Mount/Through Hole

 * PTV112-4420A-A503's Datasheet

 

Applications

The PTV112-4420A-A503 potentiometer is ideal for:

· Audio equipment for volume and tone control.

· Signal attenuation in analog circuits.

· Low-power control circuits in industrial equipment.

· Calibration of measurement devices.

· Hobbyist and DIY electronics projects requiring precise resistance adjustment.

 

PTV112-4420A-A503's Manufacturer

Founded in 1924, J.W. Miller Magnetics is a well-known supplier of custom and standard magnetic components with capabilities to meet short run or high volume production requirements. Products include a complete line of high-quality coils, chokes, inductors and transformers in both surface mount and through-hole configurations. JW Miller Magnetics was acquired by Bourns Inc. in May, 2006.

 

Conclusion

The PTV112-4420A-A503 is a compact, reliable carbon film potentiometer designed for precision and long-lasting performance. Its 50K ohm resistance, logarithmic adjustment, and bracket mount design make it suitable for a variety of electronics applications. Whether for industrial devices or hobbyist projects, this potentiometer provides engineers and technicians with a dependable solution for low-power circuit adjustments.

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