Vishay / Dale

WSHM Series Power Metal Strip Resistors

Vishay's resistors offer space savings and a high 7 W voltage rating with low resistance down to 1 mΩ in a compact 2818 case size

Image of Vishay's WSHM Series Power Metal Strip ResistorsVishay's surface-mount Power Metal Strip® resistor is designed to save space in automotive, industrial, and consumer applications. The WSHM2818 combines a high 7 W power rating with extremely low resistance values down to 1 mΩ in a compact 2818 case size. The device features a solid metal nickel-chrome or manganese-copper alloy resistive element with low TCR (less than 20 PPM/ºC) while its advanced construction incorporates improved thermal management.

Features
  • Improved thermal management
  • Ideal for all types of current sensing, voltage division, and pulse applications including switching and linear power supplies, instruments, and power amplifiers
  • Proprietary processing technique produces extremely low resistance values
  • All-welded construction
  • Very low inductance: less than 5 nH
  • Solid metal nickel-chrome or manganese-copper alloy resistive element with low TCR: less than 20 ppm/°C
  • Excellent frequency response to 50 MHz
  • Low thermal EMF: less than 3 μV/°C
  • AEC-Q200 qualified
Applications
  • Current sensing, voltage division, and pulse applications including switching and linear power supplies, instruments, and power amplifiers
  • Automotive electronic controls such as engine, brushless DC motors, anti-lock brakes, climate, and battery management controls
  • Industrial controls, including down-hole test/measurement equipment for oil/gas well drilling
  • Inverter controls for HVAC systems
  • DC/DC converters for servers, VRMs for laptops, and Li-Ion battery safety and management

WSHM Series Power Metal Strip Resistors

ImageManufacturer Part NumberDescriptionResistanceAvailable QuantityPriceView Details
RES 0.06 OHM 1% 7W 2818WSHM2818R0600FEARES 0.06 OHM 1% 7W 281860 mOhms652 - Immediate$13.67View Details
RES 0.05 OHM 1% 7W 2818WSHM2818R0500FEARES 0.05 OHM 1% 7W 281850 mOhms793 - Immediate$13.67View Details
RES 0.1 OHM 1% 7W 2818WSHM2818R1000FEARES 0.1 OHM 1% 7W 2818100 mOhms17725 - Immediate$13.67View Details
RES 0.005 OHM 1% 7W 2818WSHM28185L000FEARES 0.005 OHM 1% 7W 28185 mOhms4343 - Immediate$16.55View Details
RES 0.033 OHM 1% 7W 2818WSHM2818R0330FEARES 0.033 OHM 1% 7W 281833 mOhms7858 - Immediate$13.67View Details
RES 0.02 OHM 1% 7W 2818WSHM2818R0200FEARES 0.02 OHM 1% 7W 281820 mOhms5502 - Immediate$13.67View Details
RES 0.015 OHM 1% 7W 2818WSHM2818R0150FEARES 0.015 OHM 1% 7W 281815 mOhms7018 - Immediate$13.67View Details
RES 0.04 OHM 1% 7W 2818WSHM2818R0400FEARES 0.04 OHM 1% 7W 281840 mOhms8020 - Immediate$13.67View Details
RES 0.03 OHM 1% 7W 2818WSHM2818R0300FEARES 0.03 OHM 1% 7W 281830 mOhms4789 - Immediate$13.67View Details
RES 0.05 OHM 1% 7W 2818WSHM2818R0500FEBRES 0.05 OHM 1% 7W 281850 mOhms4098 - Immediate$14.90View Details
Published: 2023-09-25

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