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Bourns PWR220T2012R0F TO-220 Power Resistor

Bourns PWR220T-20 series power resistors are designed for applications requiring high power dissipation and reliability. These resistors, housed in a TO-220 package, utilize thick film technology on an alumina ceramic substrate, ensuring excellent thermal performance and electrical isolation. They are commonly used in current measurement, snubber, bleeder, and discharge circuits, and are AEC-Q200 qualified for automotive applications. The resistors offer low inductance and a high power rating, making them suitable for demanding industrial environments. They are also RoHS compliant, meeting environmental standards.

Authorized Distributors
Source:DigiKey
Part No:PWR220T-20-12R0F
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.32
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Part No:PWR220T-20-12R0F
Stock:0
Inv Date:05-29-2026
Price: Unit price: $5.32
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Part No:PWR220T-20-12R0F
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.38
Buy/RFQ:
Part No:PWR220T-20-12R0F
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.38
Buy/RFQ:

Bourns PWR220T2012R0F TO-220 Power Resistor Specifications:

  • Resistance: 0.02Ω to 130 KΩ
  • Power Rating@ 25 ˚C Case Temperature: 20 W
  • Tolerance: ±1 %, ±5 %
  • TCR: ±100 PPM/˚C
  • Thermal Resistance - Rthj: 6.5 ˚C/W
  • Inductance: 0.1µH maximum
  • Operating Voltage: √P*R with a maximum of 250 V
  • Dielectric Strength: 2 KV AC
  • Insulation Resistance: 10 GΩ
  • Operating Temperature: -55 ˚C to 155 ˚C
  • Short Term Overload: ΔR ±0.25 %
  • Load Life: ΔR ±1.0 %
  • Thermal Shock: ΔR ±0.5 %
  • Resistance to Soldering Heat: ΔR ±0.5 %
  • Vibration: ΔR ±0.25 %
  • Terminal Strength: ΔR ±0.2 %
  • Shock: ΔR ±0.5 %
  • Humidity: ΔR ±0.5 %
  • High Temperature Exposure: ΔR ±0.5 %
  • Material - Resistor: Thick film
  • Material - Substrate: Alumina (AL203)
  • Material - Housing: Epoxy
  • Material - Pins: Tinned Copper (Sn/Cu)
  • Flammability: Conforms to UL-94V0

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You can download the PWR220T2012R0F datasheet or visit the Bourns website for support.

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