Precision / Ultra-Precision Resistors

  • Alpha Electronics

Alpha HD Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 1ฮฉ to 120kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC
  • Alpha Electronics

Alpha HG Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 1ฮฉ to 10kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC or ยฑ2.5 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC
  • Alpha Electronics

Alpha HK Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 100ฮฉ to 100kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • Characteristic S Zero-TCR
  • Power rating of 0.3W (at 70ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC
  • Alpha Electronics

Alpha HL Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 100ฮฉ to 100kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • Characteristic S Zero-TCR
  • Power rating of 0.3W (at 70ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC
  • Alpha Electronics

Alpha MA Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 1ฮฉ to 200kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MATF Series

Alpha MATF/MCTF precision thin film resistor product image
  • Precision thin film resistor (transfer moulded)
  • Resistance ranges from 200kฮฉ up to 10Mฮฉ
  • Tolerances from ยฑ0.01% up to ยฑ0.01% (model dependant)
  • TCR of 0ยฑ1ppm/ยฐC to 0ยฑ10ppm/ยฐC (model dependant)
  • Pin pitch of 3.81ยฑ0.25mm
  • Lead length of 25ยฑ10mm
  • Working temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MB Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 5ฮฉ to 400kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC, ยฑ2.5 ppm/ยฐC or ยฑ5 ppm/ยฐC
  • Power rating of 0.5W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MC Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 1ฮฉ to 200kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MCTF Series

Alpha MATF/MCTF precision thin film resistor product image
  • Precision thin film resistor (transfer moulded)
  • Resistance ranges from 200kฮฉ up to 10Mฮฉ
  • Tolerances from ยฑ0.01% up to ยฑ0.01% (model dependant)
  • TCR of 0ยฑ1ppm/ยฐC to 0ยฑ10ppm/ยฐC (model dependant)
  • Pin pitch of 35.08ยฑ0.25mm
  • Lead length of 10ยฑ3mm
  • Working temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MD Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 5ฮฉ to 80kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC, ยฑ2.5 ppm/ยฐC or ยฑ5 ppm/ยฐC
  • Power rating of 0.125W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MP Series

  • Ultra-precision surface-mount resistor
  • Moulded package with J-lead terminations
  • Resistance range from 30ฮฉ to 30kฮฉ
  • Tolerances as low as ยฑ0.05%
  • TCR of ยฑ5 ppm/ยฐC or ยฑ10 ppm/ยฐC
  • Power rating of 0.1W (at +125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MPP Series

  • Ultra precision surface-mount resistor
  • Resistance values between 30ฮฉ and 20kฮฉ
  • Tolerance as low as ยฑ0.01%
  • TCR of ยฑ0.2 ppm/ยฐC
  • Power rating of 0.2W (at +70ยฐC)
  • Temperature from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MQ Series

  • Ultra-precision surface-mount resistor
  • Available in any resistance between 30ฮฉ and 60kฮฉ
  • Tolerance as low as ยฑ0.05%
  • TCR of ยฑ5 ppm/ยฐC or ยฑ10 ppm/ยฐC
  • Power rating of 0.125W (at +125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC
  • Alpha Electronics

Alpha MQP Series

  • Ultra-precision surface-mountresistor
  • Resistance range from 30ฮฉ to 40kฮฉ
  • Tolerance as low as ยฑ0.01%
  • TCR of ยฑ0.2 ppm/ยฐC
  • Maximum working current of 0.35A
  • Power rating of 0.25W (at +70ยฐC)
  • Temperature range from -65ยฐC to +175ยฐC
  • Alpha Electronics

Alpha PB Series

  • Ultra-precision power resistor
  • Resistance range form 0.4ฮฉ to 50kฮฉ
  • Tolerance from ยฑ0.02% to ยฑ5%
  • TCR of ยฑ2.5 ppm/ยฐC, ยฑ5 ppm/ยฐC or ยฑ15 ppm/ยฐC
  • Power rating of upto 10W (on a heat sink at 125ยฐC)
  • Temperature range from -55ยฐC up to +155ยฐC
  • Alpha Electronics

Alpha PC Series

  • Ultra-precision power resistor
  • Resistance range form 0.002ฮฉ to 100ฮฉ
  • Tolerance from ยฑ0.01% to ยฑ5%
  • TCR of ยฑ2.5 ppm/ยฐC, ยฑ5 ppm/ยฐC or ยฑ15 ppm/ยฐC
  • Power rating of upto 10W (on a heat sink at 125ยฐC)
  • Temperature range from -55ยฐC up to +155ยฐC

Alpha HD Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 1ฮฉ to 120kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC

Alpha HG Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 1ฮฉ to 10kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC or ยฑ2.5 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC

Alpha HK Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 100ฮฉ to 100kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • Characteristic S Zero-TCR
  • Power rating of 0.3W (at 70ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC

Alpha HL Series

  • Ultra-precision hermetically sealed resistor
  • Resistance range form 100ฮฉ to 100kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • Characteristic S Zero-TCR
  • Power rating of 0.3W (at 70ยฐC)
  • Temperature range from -65ยฐC up to +150ยฐC

Alpha MA Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 1ฮฉ to 200kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MATF Series

  • Precision thin film resistor (transfer moulded)
  • Resistance ranges from 200kฮฉ up to 10Mฮฉ
  • Tolerances from ยฑ0.01% up to ยฑ0.01% (model dependant)
  • TCR of 0ยฑ1ppm/ยฐC to 0ยฑ10ppm/ยฐC (model dependant)
  • Pin pitch of 3.81ยฑ0.25mm
  • Lead length of 25ยฑ10mm
  • Working temperature range from -65ยฐC up to +175ยฐC

Alpha MB Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 5ฮฉ to 400kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC, ยฑ2.5 ppm/ยฐC or ยฑ5 ppm/ยฐC
  • Power rating of 0.5W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MC Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 1ฮฉ to 200kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR from ยฑ1 ppm/ยฐC to ยฑ15 ppm/ยฐC
  • Power rating of 0.3W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MCTF Series

  • Precision thin film resistor (transfer moulded)
  • Resistance ranges from 200kฮฉ up to 10Mฮฉ
  • Tolerances from ยฑ0.01% up to ยฑ0.01% (model dependant)
  • TCR of 0ยฑ1ppm/ยฐC to 0ยฑ10ppm/ยฐC (model dependant)
  • Pin pitch of 35.08ยฑ0.25mm
  • Lead length of 10ยฑ3mm
  • Working temperature range from -65ยฐC up to +175ยฐC

Alpha MD Series

  • Ultra-precision transfer moulded resistor
  • Resistance range form 5ฮฉ to 80kฮฉ
  • Tolerance from ยฑ0.005% to ยฑ1%
  • TCR of ยฑ1 ppm/ยฐC, ยฑ2.5 ppm/ยฐC or ยฑ5 ppm/ยฐC
  • Power rating of 0.125W (at 125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MP Series

  • Ultra-precision surface-mount resistor
  • Moulded package with J-lead terminations
  • Resistance range from 30ฮฉ to 30kฮฉ
  • Tolerances as low as ยฑ0.05%
  • TCR of ยฑ5 ppm/ยฐC or ยฑ10 ppm/ยฐC
  • Power rating of 0.1W (at +125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MPP Series

  • Ultra precision surface-mount resistor
  • Resistance values between 30ฮฉ and 20kฮฉ
  • Tolerance as low as ยฑ0.01%
  • TCR of ยฑ0.2 ppm/ยฐC
  • Power rating of 0.2W (at +70ยฐC)
  • Temperature from -65ยฐC up to +175ยฐC

Alpha MQ Series

  • Ultra-precision surface-mount resistor
  • Available in any resistance between 30ฮฉ and 60kฮฉ
  • Tolerance as low as ยฑ0.05%
  • TCR of ยฑ5 ppm/ยฐC or ยฑ10 ppm/ยฐC
  • Power rating of 0.125W (at +125ยฐC)
  • Temperature range from -65ยฐC up to +175ยฐC

Alpha MQP Series

  • Ultra-precision surface-mountresistor
  • Resistance range from 30ฮฉ to 40kฮฉ
  • Tolerance as low as ยฑ0.01%
  • TCR of ยฑ0.2 ppm/ยฐC
  • Maximum working current of 0.35A
  • Power rating of 0.25W (at +70ยฐC)
  • Temperature range from -65ยฐC to +175ยฐC

Alpha PB Series

  • Ultra-precision power resistor
  • Resistance range form 0.4ฮฉ to 50kฮฉ
  • Tolerance from ยฑ0.02% to ยฑ5%
  • TCR of ยฑ2.5 ppm/ยฐC, ยฑ5 ppm/ยฐC or ยฑ15 ppm/ยฐC
  • Power rating of upto 10W (on a heat sink at 125ยฐC)
  • Temperature range from -55ยฐC up to +155ยฐC

Alpha PC Series

  • Ultra-precision power resistor
  • Resistance range form 0.002ฮฉ to 100ฮฉ
  • Tolerance from ยฑ0.01% to ยฑ5%
  • TCR of ยฑ2.5 ppm/ยฐC, ยฑ5 ppm/ยฐC or ยฑ15 ppm/ยฐC
  • Power rating of upto 10W (on a heat sink at 125ยฐC)
  • Temperature range from -55ยฐC up to +155ยฐC

Manufacturers

Looking for Precision / Ultra-Precision Resistors?

The below manufacturers are all of our authorised partners that produce Precision / Ultra-Precision Resistors or related products.

Precision / Ultra-Precision Resistors

At Rhopoint Components we have a wide selection of high precision and ultra-precision resistors in an array of styles, packages, and covering virtually any resistance values from 0.002ฮฉ to 500Mฮฉ in both surface-mount (SMD) and through-hole (THT) options. From traditional wire-wound resistors handmade to the highest standard to new technology chip resistors and innovative resistive materials, we can achieve very low tolerances from ยฑ0.005% and TCRs from ยฑ1ppm. Our technical team is always ready to discuss your project, however big or small, to find the right solution for your application, whatever your priorities.