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Power Resistors (Surface Mount)



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  1. CRW Series High Power 0.1 Ohm to 100M

    CRW Series High Power 0.1 Ohm to 100M

    The structure of the resistance element gives this resistor series high performance characteristics with high working voltages, and makes it an ideal choice for precision surface mount high voltage designs.

    • 0.1 Ohm to 100M values available
    • up to 500V working voltage available (1500V for untrimmed elements)
    • up to 6000V working voltage available for Meander (M) structured elements (2512 & 4020 chips only)
    • 25ppm/ºC minimum TC
    • 1% tolerance available
    • Ideal for vacuum applications as no organic materials have been used in construction.
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  2. HRG high power thin film chip resistors

    HRG high power thin film chip resistors

    The new HRG series expands on the original RG series by offering a greater power handling capability. Parts are available in a 1206 chip size with a power rating of 1W which is significantly larger than the existing same size resistor offerings. The resistors have short sided terminals but with wider bottom contacts to enable the higher power handling capabilities.

    • Power rating of 1W 
    • 10Ω and 100kΩ resistance range available (±0.5%, ±50ppm/°C)
    • Available in a 1206 chip sizes
    • Operating temperature range between -55°C and +155°C
    • Temperature coefficients of ±50ppm/°C and ±25ppm/°C available
    • Tolerances of ±0.5% and ±0.1% available
    • Maximum voltage rating of 200V
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  3. MP725 Series Surface Mount Power Resistor

    MP725 Series Surface Mount Power Resistor

    Caddock's MP725 Surface Mount Power resistor uses the proven Micronox® resistance film system within the widely accepted D-Pak style surface mount package.

    The non-inductive design makes this resistor ideal in high frequency communications, power switching circuits and snubbers.  The resistor element is electrically isolated from the metal heat sink tab in this device.

    • Standard range of resistance values between 20mΩ to 1KΩ are available on short lead time.
    • 25W power rating at +25°C.
    • ±1% tolerance.  (±5% for 20mΩ  to 40mΩ  values)
    • Surface mount D-Pak Style power package
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  4. MRG anti-surge thin film chip resistor series

    MRG anti-surge thin film chip resistor series

    The MRG anti-surge thin film chip resistor series from Susumu Co., Ltd offers significantly improved anit-surge capabilities compared to the existing thin film resistors they have to offer. The thin film structure enables low noise and anit-sulfur. Parts are available in 0805, 1206 and 2010 chip sizes with voltage ratings of 150V, 200V and 300V respectively.

    • Significant improvement of anti-surge capability compared to existing thin film resistors.
    • Available between 100Ω and 2MΩ dependent upon chip size (E-24 and E-96 values)
    • Temperature coefficient options of ±25ppm/°C and ±10ppm/°C
    • Tolerances of ±0.5% and  ±0.1% available
    • Operating temperature range between -55°C to +155°C
    • Maximum voltage rating of 300V and a power rating of up 0.5W (2010 chip size)
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  5. PRG high power thin film chip resistor series

    PRG high power thin film chip resistor series

    The PRG series from Susumu Co., Ltd offers precision thin film chip resistors with significantly higher power handling capability than conventional same size resistors thanks to the long sided terminals. Parts are available in 0804, 1206, 2008 and 2512 chip sizes with power ratings between 0.5W and 3W as well as resistance values between 2.5Ω and 250kΩ depending on chip size, tolerance and TCR.

    • Long sided terminals for higher power handling capability
    • Available between 2.5Ω and 250kΩ dependent upon chip size, tolerance and TCR (E-24 and E-96 values)
    • Temperature coefficient options of ±50ppm/°C and ±25ppm/°C
    • Tolerances of ±0.5% and  ±0.1% available
    • Operating temperature range between -55°C to +155°C
    • Maximum voltage rating of 400V and a power rating of up 3W (2512 chip size)
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  6. S & SL Surface Mount Wirewound Resistor Series

    S & SL Surface Mount Wirewound Resistor Series

    The S and SL series from Riedon utilise wirewound technology to offer great precision, high temperature ratings, low temperature coefficient and superior surge handling capabilities, all within a surface mountable package. With resistance values between 0.005Ω and 50kΩ, they are available with non-inductive windings (type SN) and power ratings of up to 4W (at +70°C). The S and SL wirewound resistors offer tolerances down to ±0.01%, TCR to ±20ppm/°C (type and resistance value dependent) and high temperature ratings of up to +275°C.

    • Resistances from 0.005Ω to 50kΩ (model dependent)
    • Wirewound construction with non-inductive windings available (type SN)
    • High power rating of up to 4W (type S-5)
    • Tolerances down to ±1%
    • TCR to ±20ppm/°C (type and resistance value dependent)
    • Superior surge handling capabilities
    • Flame resistant UL 94V-0
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  7. TPL320 Chassis Mounting Power Resistor

    TPL320 Chassis Mounting Power Resistor

    The TPL320 chassis mounted shunt resistor is a low profile, non-inductive resistor capable of 300W power handling when mounted on an air or water cooled heat sink.

    The benefit of very low series inductance makes this shunt resistor an ideal choice for use in high frequency amplifer and RF applications.

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