ASMDC Series - PolySwitch Automotive 2920 Size Lead-Free Surface Mount Resettable PPTC

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The ASMDC PPTC offers a lower profile form factor for better space saving and provides higher VDC and IHOLD rating, most robust performance compared to the competitors in the market.


  • RoHS compliant
  • Products meet applicable automotive industry standards
  • Lower Profile ˗ Comparing to the existing 2920 Size ASMD Series
  • Resettable solution against overcurrent and short-circuit in automotive circuitry
  • AEC-Q200 qualified, ISO/TS16949 certified
  • Surface-mount Form Factor


  • High Performance expertise from the world’s leading resettable overcurrent protection manufacturer
  • Provides wider range of form factors to enhance design flexibility
  • Restores system operation after reset when fault condition is removed, thus provides safety and protection
  • Able to meet most stringent requirements for the extreme harsh automotive environment
  • Suitable for standard PCB assembly to enable automated mass production


  • Automotive and Industrial Transportation
  • Actuators and medium motors
  • Trace protection
  • Harness/junction box protection
  • Powered outputs
  • Electronic control modules
  • Telematics/Infotainment

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Access specifications, certifications, check availability and order parts below

Catalog #IHold (A)ITRIP
Max Volts
RaMAX (Ω)Max
Trip Time
Pd Typical (watts)Max Operating Temp (°C)Product
Partner ECAD ModelsStockSamplesCompare
ASMDC030F-20.30.660101. SpecificationASMDC030F-2CheckOrder
ASMDC050F-20.5160101. SpecificationASMDC050F-2CheckOrder
ASMDC075F-20.751.533401.50.10.610.610.3N/A85Product SpecificationASMDC075F-2CheckOrder
ASMDC125F/33-21.252.533401. SpecificationASMDC125F/33-2CheckOrder
ASMDC185F/33-21.853.733401. SpecificationASMDC185F/33-2CheckOrder
ASMDC300F/24-23624401.70.0150.0720.0725N/A85Product SpecificationASMDC300F/24-2CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
RF4571-000 ASMDC030F-2 RoHS No 04/11/2018 PbFree No 04/11/2018 Yes
RF4572-000 ASMDC050F-2 RoHS No 04/26/2016 PbFree No 04/26/2016 CoC_RoHS10_RF4572-000_-ASMDC050F-2-_08-08-2019 REACH209_Declaration_RF4572-000_-ASMDC050F-2-_07-08-2020 Yes
Does not Contain
RF4573-000 ASMDC075F-2 RoHS No 02/28/2018 PbFree No 02/28/2018 CoC_RoHS10_RF4573-000_-ASMDC075F-2-_10-29-2019 REACH201_Declaration_RF4573-000_-ASMDC075F-2-_10-29-2019 Yes
Does not Contain
RF4574-000 ASMDC125F/33-2 RoHS No 04/26/2016 PbFree No 04/26/2016 CoC_RoHS10_RF4574-000_(ASMDC125F-33-2)_10-19-2021 REACH219_Declaration_RF4574-000_(ASMDC125F-33-2) Yes
Does not Contain
RF4575-000 ASMDC185F/33-2 RoHS No 03/15/2018 PbFree No 03/15/2018 CoC_RoHS10_RF4575-000_-ASMDC185F-33-2-_01-27-2021 REACH211_Declaration_RF4575-000_-ASMDC185F-33-2-_01-27-2021 Yes
Does not Contain
RF4576-000 ASMDC300F/24-2 RoHS No 10/17/2017 PbFree No 10/17/2017 CoC_RoHS10_RF4576-000_-ASMDC300F-24-2-_04-01-2020 REACH197_Declaration_RF4576-000_-ASMDC300F-24-2-_03-13-2019 Yes
Does not Contain
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