800.748.6285

Isotek

Isotek

http://www.isotekcorp.com/

Isotek is a wholly owned subsidiary of Isabellenhütte Heusler GmbH KG, located in Dillenburg, Germany. Formed in 1989, Isotek is a leading supplier of precision current sensing and high power resistors, thermo electric and resistance alloys, and precision measurement systems. Located in Swansea MA, Isotek has developed an industry wide reputation for providing high quality products and unparalleled customer support. Testco became Isotek's authorized distributor in 2014.

Precision current sensing and high power resistors.

Isotek specializes in the manufacture of precision current sensing and power resistive solutions for the automotive, industrial, clean energy and aerospace markets.  Their low ohmic and high precision resistors set the industry standard for sensing and controlling current.  Isotek is also known for their metal-clad high power, low inductance and dynamic breaking resistors.



 



Two Terminal SMD Four Terminal SMD Leaded Through Hole Metal Clad High Power



Two Terminal Surface Mount Precision Resistors

Applications:   VMP VMS SMS SMT
Automotive Control Systems, Invertors, EV Charging & Current Limiting, Power Hybrids, Frequency Counters, Power Modules, High Current Applications, Switch Mode Power Supplies.  
 



    Optimized for low TCR and Inductance Optimized for lower TCR and Inductance   High Current
Package Size   2010 2512 2512 2817
Resistance Values mOhms/Ohms 0.005 - 1.0 Ohm 0.005 - 1.0 Ohm 0.003 - 2 Ohm 0.004 - 4 Ohm
Tolerance % 1%, 5% 1%, 2%, 5% 1 %, 5 % 0.5%, 1 %, 5 %
Wattage W 2 3 3 5
Popular Models   VMP-R050-1.0-U   SMS-R010-1.0 SMT-2R00-1.0
          SMT-R005-1.0
          SMT-R0056-1.0
          SMT-R010-1.0
          SMT-R033-1.0
          SMT-R050-1.0 
          SMT-R100-1.0

 

Applications:   BVT BVS BAS  
Invertors, EV Charging & Current Limiting, Power Hybrids, Frequency Counters, Power Modules, High Current Applications, Switch Mode Power Supplies.  
 



 

    Small Size Higher Current High Pulse Power  
Package Size   2512 3920 8420  
Resistance Values mOhms/Ohms 0.3 - 6.8 mOhm 0.2 - 5 mOhm 0.1 - 1.0 mOhm  
Tolerance   1%, 5% 1%, 5% 5%  
Wattage W 3 5 6 - 15  
Popular Models   BVT-I-R002-1.0 BVS-A-R001-1.0 BAS-M-R0001-R-5.0  
    BVT-I-R003-1.0 BVS-A-R002-1.0    
    BVT-M-R001-1.0 BVS-A-R003-1.0    
      BVS-A-R004-1.0    
      BVS-M-R0003-1.0    
      BVS-M-R0005-1.0    
    BVS-M-R001-1.0    


Four Terminal Prescison & Breaking Resistors

Applications:   BVB BVR SMV BRQ
High Current Automotive applications such as EPS-EHPS, current sense for power hybrids, frequency convertors, and power modules  
 



    Higher Current Use on FR4 or IMS Substrate For Power Hybrid Applications Breaking Resistor for Pulse Loads to 3kW
Package Size   2725 4026 4723 Cu Substrate w/leads
Resistance Values mOhms/Ohms 0.2 - 2 mOhm 0.2 - 3 mOhm 0.5 - 1 mOhm 1 - 200 Ohm
Tolerance % 1%, 5% 1%, 5% 0.5%, 1%, 5% 10%
Wattage W 4 3 5 300
Popular Models     BVR-I-R002-1.0 SMV-R001-1.0 BRQ-47R0-10-L1 
      BVR-M-R001-1.0 SMV-R025-1.0  
      BVR-Z-R0002-1.0 SMV-R050-1.0  
      BVR-Z-R0005-1.0 SMV-R100-1.0  
      SMV-R200-1.0   


Through Hole Precision Resistors

Applications:   PBV PBH    
Power Modules, Frequency Convertors, Switch Mode Power Supplies, Current Sensor for Hybrid Applications.  
 


 


 

    Heat Sink Mountable
High Current
Heat Sink Mountable
High Current
   
Package Size   Thru Hole TO-247    
Resistance Values mOhms/Ohms 0.5 mOhm - 1 Ohm 2 mOhm - 100 Ohm    
Wattage W 10 10    
Tolerance % 0.5%, 1%, 5% 0.5%, 1%, 5%    
Popular Models   PBV-R001-0.5      
    PBV-R005-1.0      
    PBV-R010-0.5      
  PBV-R100-0.5      


Metal Clad High Power Resistors

Applications:   ULH/ULV ULN/ULF ULV 600 -1200 WCR HRA


Dynamic Braking
Industrial Drives
High Power Invertors
Snubber Resistors
GTO
IGBT
Power Conversion

 
 




Distinctives   Vertical & Horizontal Options, Two Screw Mounting, Flying Leads or Terminals High Power, Low Inductance, Small Size, Flying Leads Large Electrical Capacity, Two Screw Mounting, Flying Leads or Terminals Water Cooled,
High Power,
Low Operating Temperature
Powder Coated Steel Case Conforms to International Safety Specifications
Wattage W 60 - 500 50 - 500 600 - 1200 500 & 1000 640 - 3100
Resistance Range Ohms 0.1 - 3K 1 - 2.46K 0.1 - 160 10 - 120 0.1 - 1600
Tolerance % +/- 2, 5, 10 0.5, 1, 2, 5, 10 2, 5, 10 10 0.5, 1, 2, 5, 10
UL Recognized   Yes Yes Yes No No


View all Isotek parts, Request a quote or Contact us for additional information.

 
 




 Low Profile Breaking ResistorFour Terminal SMD Two Terminal SMDTwo Terminal Heat Sink MountablePackage
Cu Substrate w/ leads4026 3920TO-247Resistance valuesmOhms/Ohms1 - 200 Ohms0.2 - 3 mOhm0.2 to 5 mOhm2 mOhm - 100 Ohm*Tolerance%101 %, 5 %1 %, 5 %0.5**, 1 %, 5 %
 
 




 Low Profile Breaking ResistorFour Terminal SMD Two Terminal SMDTwo Terminal Heat Sink MountablePackage
Cu Substrate w/ leads4026 3920TO-247Resistance valuesmOhms/Ohms1 - 200 Ohms0.2 - 3 mOhm0.2 to 5 mOhm2 mOhm - 100 Ohm*Tolerance%101 %, 5 %1 %, 5 %0.5**, 1 %, 5 %
 

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