Generic 1M Ohm Vertical Preset Potentiometer – Variable Resistor | Code 105 | Precision Adjustment
₹0.50₹2.00 (price_including_tax) (-75%)
Achieve fine-tuned resistance control in your electronic circuits. Integrate this versatile component for prototyping or repair applications. Built for consistent performance and straightforward implementation.
Essential for precise circuit tuning, this 1M Ohm potentiometer offers reliable resistance control for diverse projects.
Vertical orientation minimizes PCB space, allowing for higher component density and compact designs.
Enables fine-tuned adjustments for voltage division and current regulation in sensitive circuits.
Engineered for consistent electrical performance and mechanical durability across countless adjustments cycles.
The Engineering Behind 1M Ohm Vertical Preset Potentiometer
The 1M Ohm Vertical Preset Potentiometer, often identified by its ‘105’ code, is a three-terminal variable resistor designed to provide an adjustable resistance within an electrical circuit. Its core mechanism involves a resistive track and a wiper contact, allowing users to dynamically modify the resistance between the wiper and either end terminal. This fundamental component is crucial for calibration, tuning, and setting operational points in a wide array of electronic designs.
Constructed with durable materials, this potentiometer ensures stable operation and a long operational lifespan. The vertical form factor facilitates compact board integration, making it ideal for densely packed PCBs and projects where space is at a premium. Its robust design withstands frequent adjustments, providing reliable performance in both hobbyist and professional applications.
Precise Resistance Modulation
The primary technical feature of this 1M Ohm potentiometer is its capability for precise resistance modulation. By rotating the internal wiper, engineers can adjust the output resistance from near zero to its full 1 Mega Ohm capacity, enabling accurate voltage division or current limiting critical for sensitive analog circuits, audio controls, and sensor calibration.
Space-Efficient Vertical Orientation
The vertical preset design is a critical secondary feature, offering significant space savings on printed circuit boards. Unlike horizontal variants, the vertical mounting minimizes the board footprint, allowing for denser component placement and more compact final product designs. This structural choice resolves traditional operational pain points associated with restricted board real estate and crowded component layouts.
Optimized for Performance & Integration
- Resistance Value: 1 Mega Ohm (1MΩ)
- Resistance Code: 105
- Type: Vertical Preset Potentiometer
- Pin Configuration: 3-pin through-hole
- Tolerance: Typically ±10-20% (standard)
- Power Rating: Typically 0.1W – 0.5W
- Operating Temperature: -10°C to +70°C
Features & Benefits
- 1M Ohm Resistance: Provides a broad range for diverse circuit tuning requirements, from volume control to sensor calibration.
- Vertical Preset Design: Optimizes PCB real estate, allowing for more compact and efficient electronic layouts.
- 3-Pin Configuration: Standard pinout ensures easy integration into breadboards and printed circuit boards.
- Durable Construction: Guarantees long-term reliability and stable performance even with frequent adjustments.
- Versatile Application: Ideal for voltage division, current limiting, and signal conditioning in analog and digital circuits.
- Clear Code 105 Marking: Simplifies identification and selection for rapid prototyping and assembly.
Pro-Grade Advantages
- Offers wide resistance range for versatile circuit tuning applications.
- Vertical design conserves valuable PCB space for compact projects.
- Reliable performance for consistent and repeatable adjustments.
- Cost-effective solution for basic resistance control needs.
Technical Considerations
- Limited power dissipation compared to high-power resistors.
- Mechanical wear over extreme adjustment cycles can affect linearity.
What is the primary function of a 1M Ohm potentiometer in a circuit?
A 1M Ohm potentiometer primarily functions as a variable resistor to control voltage division or current flow, allowing for adjustable outputs in circuits like audio controls or sensor calibration.
How is the ‘105’ code related to the potentiometer’s resistance value?
The ‘105’ code is a standard marking where the first two digits represent the significant figures and the third digit ‘5’ indicates the multiplier (10^5). Thus, 10 x 10^5 Ohms equals 1,000,000 Ohms or 1 Mega Ohm.
What are the benefits of a vertical preset potentiometer design?
The vertical preset design minimizes the footprint on a printed circuit board, making it ideal for projects where space is a critical constraint, enabling denser component packing.
Can this potentiometer be used for high-current applications?
No, standard small preset potentiometers like this 1M Ohm component are generally rated for low power (typically 0.1W to 0.5W) and are not suitable for high-current applications. Exceeding this can cause damage.
What is the typical tolerance for a component like this?
This type of general-purpose preset potentiometer typically has a resistance tolerance of ±10% to ±20%, which is acceptable for most non-precision applications.
How should this 3-pin potentiometer be connected in a circuit?
The two outer pins connect to the ends of the resistive track, while the center pin connects to the wiper. It can be used as a variable resistor by connecting one outer pin and the wiper, or as a voltage divider using all three pins.
| Specification | Value |
|---|---|
| Resistance | 1 MΩ (105) |
| Type | Preset Potentiometer |
| Orientation | Vertical |
| Pin Count | 3-pin |
| Mounting | Through-hole (THT) |
| Tolerance | ±10% to ±20% |
| Max Power Dissipation | 0.1W – 0.5W (typical) |
| Operating Temperature | -10°C to +70°C |
| Body Dimensions (L x W x H) | Varies by manufacturer, typical ~6.5 x 6.5 x 5 mm (body) |
Additional information
| Brand | Generic |
|---|---|
| Technology | Resistive Element |
| Value | 1M Ohm (105) |
| Package | Vertical Preset |
| Tolerance | ±10-20% |
| Power Rating | 0.1W – 0.5W |
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