28-0688 MCM ELECTRONICS Linear Potentiometer

Review MCM ELECTRONICS 100k Ohm Linear Potentiometer 1/2w.

The MCM 28-0688 100k Linear Potentiometer is a high-quality electronic component designed for various applications where precise voltage control is required. This component is manufactured by Murata Electronics, a leading name in the field of electronic components.

This 1/2W W-159 linear potentiometer comes with a 100k ohms resistance value. It is a three-terminal device, with one terminal serving as the input or wiper, the other two terminals being the fixed ends. The wiper can be moved along the length of the resistive element to provide variable voltage control, making it an essential component in volume control circuits, gain control circuits, and other applications where adjustable voltage is necessary.

The MCM 28-0688 potentiometer is rated for a maximum power of 1/2 watt at 25 C. It has a resistance tolerance of 20%, ensuring consistent performance under various operating conditions. The potentiometer's operating temperature range is from -30 C to 70 C, making it suitable for use in a wide range of environments.

The linear taper of the MCM 28-0688 potentiometer means that the voltage output is directly proportional to the position of the wiper. This makes it easier to calibrate and use in comparison to its non-linear counterparts. The potentiometer's shaft is marked with graduations to aid in precise adjustments.

The MCM 28-0688 100k Linear Potentiometer is RoHS compliant and conforms to the latest industry standards. It comes in a standard potentiometer housing with a diameter of 23.8mm and a length of 70.7mm. This component is suitable for both through-hole and surface-mount applications.

In summary, the MCM 28-0688 100k Linear Potentiometer is a versatile and high-performance electronic component ideal for various applications where precise voltage control is essential. Its linear taper, high power rating, and wide operating temperature range make it a reliable choice in the field of electronics.

The MCM 28-0688 100k Linear Potentiometer 1/2w W-159 is a commonly used potentiometer in various electronic applications. Here are some pros and cons of buying this potentiometer:

1. Wide Range: With a resistance value of 100k ohms, this potentiometer offers a wide range of adjustability.

2. Linear Taper: The linear taper design provides consistent resistance changes as the potentiometer is rotated from one end to the other.

3. Compact Size: The 1/2w size makes it a popular choice for space-constrained applications.

4. Reliable: MCM is a well-known brand in the electronics industry, and this potentiometer is known for its reliability and durability.

5. Low Cost: This potentiometer is generally affordable, making it an attractive option for many projects.

1. Low Power Rating: With a maximum power rating of only 1/2 watt, this potentiometer may not be suitable for high power applications.

2. Manual Adjustment: Linear potentiometers require manual adjustment, which may not be ideal for applications where precise and automatic adjustments are required.

3. Fragile Wiper: The wiper on this potentiometer can be fragile and may wear out over time with heavy use.

In conclusion, the MCM 28-0688 100k Linear Potentiometer 1/2w W-159 is a popular and affordable option for many electronic projects that require adjustability and a wide range of resistance. However, it may not be suitable for high power applications or those requiring automatic adjustments. Additionally, the fragile wiper is a potential drawback that users should be aware of.

Based on the pros and cons, I would recommend this potentiometer for low to medium power applications where manual adjustments are acceptable and a wide range of resistance is required. For high power applications or those requiring automatic adjustments, it may be necessary to consider other options with higher power ratings and different taper designs.

Details:

The Mcm 28-0688 100k ohm linear potentiometer 1/2w is a high-quality electronic component from electronics. With its durable construction and reputable brand, this potentiometer is a valuable addition to any electrical equipment or supplies inventory. This potentiometer is designed for linear resistance adjustment and has a value of 100,000 ohms. It is a 1/2 watt device that provides precise and reliable control for various electronic applications.

The product is new and sealed. It is a little dirty from sitting.

specifications passivecompos:

• brand: Mcm Electronics
• mpn: 28-0688
• part type: Linear

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• started: march 24, 2026
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