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Bourns PDB181K420K203B 17 mm Rotary Potentiometer

The Bourns PDB181-K420K-203B is a 17mm rotary potentiometer designed for versatile applications. It incorporates single and dual section control options, along with metal shaft styles and a carbon element for reliable performance. The potentiometer offers a wide range of resistance tapers, plain or knurled shaft options, and is RoHS compliant. It is commonly used in car radios, amplifiers, PCs, monitors, and various industrial equipment requiring precise rotational control.

Authorized Distributors
Source:DigiKey
Part No:PDB181-K420K-203B
Stock:133
Inv Date:05-28-2026
Price: Unit price: $1.29
Buy/RFQ:
Part No:PDB181-K420K-203B
Stock:1144
Inv Date:05-29-2026
Price: Unit price: $1.29
Buy/RFQ:
Part No:PDB181-K420K-203B
Stock:800
Inv Date:05-28-2026
Price: Unit price: $0.6079
Buy/RFQ:
Part No:PDB181-K420K-203B
Stock:800
Inv Date:05-28-2026
Price: Unit price: $0.6079
Buy/RFQ:

Bourns PDB181K420K203B 17 mm Rotary Potentiometer Specifications:

  • Series: PDB18
  • Size: 17 mm
  • Control: Single and dual section
  • Shaft Styles: Metal
  • Element: Carbon
  • Detent Options: Center and multiple
  • Resistance Tapers: Wide range
  • Shaft Options: Plain or knurled
  • Resistance Range: 1 K ohms to 1 M ohms
  • Resistance Tolerance: ±20 %
  • Residual Resistance: 1 % max.
  • Operating Temperature: -10 °C to +50 °C
  • Power Rating (Linear): 0.2 watt
  • Power Rating (Dual Section): 0.125 watt
  • Power Rating (Audio): 0.1 watt
  • Maximum Operating Voltage (Linear): 200 V
  • Maximum Operating Voltage (Audio): 150 V
  • Sliding Noise: 47 mV max.
  • Mechanical Angle: 300 ° ±5 °
  • Rotational Torque: 10 to 150 gf-cm
  • Detent Torque: 150 to 500 g-cm
  • Stop Strength: 5 kg-cm min.
  • Rotational Life: 15,000 cycles
  • Soldering Condition: 260 °C max. within 3 seconds

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Frequently Asked Questions

Where can I buy Bourns PDB181K420K203B?

You can click on the BUY or RFQ button to purchase PDB181K420K203B from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part PDB181K420K203B?

You can download the PDB181K420K203B datasheet or visit the Bourns website for support.

Who is the manufacturer of PDB181K420K203B?

Bourns

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