PTN15-A100SB20 PTN15-A100SB20 Trimmer Potentiometer

PTN15-A100SB20 is a high-quality trimmer potentiometer manufactured by Same Sky, a reputable name in passive components. This specific model falls under the category of Trimmer Potentiometers, which are variable resistors designed for infrequent adjustment, typically during calibration or circuit tuning. Unlike panel-mounted potentiometers, trimmers are usually mounted directly on a printed circuit board (PCB) and adjusted using a screwdriver. The PTN15-A100SB20 offers a resistance of 100kΩ with a power rating of 0.15W, making it suitable for a wide array of precision adjustment applications in various electronic circuits. Its compact 15mm size and through-hole mounting ensure robust integration into designs where space and reliability are critical.

Key Specifications

The Rotor: Screwdriver indicates that the adjustment mechanism requires a standard screwdriver, which is typical for trimmer potentiometers, ensuring precise and stable adjustments once set, preventing accidental changes. The Taper: Linear means the resistance changes proportionally with the rotation angle, providing predictable and consistent control across its entire range, which is crucial for many calibration tasks. With No Detent, the potentiometer offers smooth, continuous rotation without discrete click stops, allowing for fine-grained adjustments. The Series: PTN15 identifies this component as part of Same Sky’s PTN15 family, signifying a consistent design and performance standard within that product line. The absence of a Bushing implies it’s designed for direct PCB mounting without a threaded panel mount, reinforcing its trimmer functionality. A Power (W) of 0.15 specifies the maximum power the potentiometer can safely dissipate, ensuring it can handle typical signal and control current levels without overheating. The Size (mm) of 15 refers to its compact physical dimensions, making it suitable for space-constrained applications. The Orientation: Vertical and Termination: Straight PC Pins, combined with Mounting Type: Through Hole, describe its physical configuration for easy and secure insertion into a PCB. The Shaft Style: Shaftless further confirms its trimmer nature, designed for internal adjustment rather than user-facing control. A Rotation (°) of 265 defines the total mechanical travel from minimum to maximum resistance. The Resistance (kΩ) of 100 is the nominal maximum resistance value, while a Resistance Tolerance (%) of 20 indicates the permissible deviation from this nominal value. Finally, an Operating Temp Range (°C) of -10 ~ 70 specifies the environmental conditions under which the component is designed to operate reliably.

Features and Benefits

• Precise Linear Adjustment: The linear taper ensures a predictable and consistent change in resistance with rotation, making it ideal for accurate calibration and fine-tuning of electronic circuits.
• Compact and Space-Saving Design: With a 15mm size and vertical, through-hole mounting, the PTN15-A100SB20 is perfectly suited for applications where PCB real estate is at a premium, without compromising performance.
• Robust Through-Hole Mounting: Straight PC pins and through-hole termination provide a strong mechanical connection to the PCB, enhancing reliability and durability in demanding environments.
• Wide Operating Temperature Range: Designed to operate reliably from -10°C to 70°C, this trimmer potentiometer is suitable for a broad spectrum of industrial and commercial applications.
• Screwdriver Adjustable Rotor: The screwdriver adjustment mechanism offers stable settings, preventing accidental changes and ensuring the calibrated values remain consistent over time.

Typical Applications

The PTN15-A100SB20 trimmer potentiometer finds extensive use in various electronic systems requiring infrequent but precise adjustments. One common application is in audio equipment, where it can be used for setting bias points in amplifiers, adjusting tone controls, or fine-tuning filter frequencies during manufacturing or servicing. In industrial control systems, these trimmers are invaluable for calibrating sensor offsets, setting threshold levels for comparators, or adjusting timing circuits in PLCs and motor controllers. They are also widely employed in power supplies and voltage regulators to precisely set output voltages or current limits, ensuring stable and accurate power delivery. Furthermore, in test and measurement instrumentation, the PTN15-A100SB20 can be used for zeroing out measurement devices, calibrating gain stages, or fine-tuning reference voltages for improved accuracy. Finally, in LED lighting drivers, it can be utilized to set minimum or maximum brightness levels, or to adjust current for specific LED configurations, optimizing performance and longevity.

Summary

The Same Sky PTN15-A100SB20 is a reliable and versatile 100kΩ trimmer potentiometer, offering precise linear adjustment in a compact, through-hole package. Its robust design and wide operating temperature range make it suitable for a multitude of applications from audio to industrial controls. This component is readily stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your project needs.

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