Vishay Surface-Mount Resistors
Vishay offers a wide portfolio of surface-mount resistors that feature a maximum current rating of up to 400A. These resistors include various series: WFM, WSL, WSK, WSHP, WSL2726, and WSLx18. Vishay Surface-Mount Resistors meet AEC-Q200 standards for various automotive applications, including HV safety switches, and other industrial, computing, and battery management environments.
Features
- WFM Series
- 2010 and 2512 size packages
- 0.5nH to 5nH inductance range
- 50MHz frequency response rating
- Low thermal EMF
- AEC-Q200 qualified
- WSK Series
- AEC-Q200 qualified
- 4-terminal design tolerance ratings
- 1% tolerance down to 0.0005Ω
- 0.5% tolerance down to 0.001Ω
- Low resistance values (down to 0.0005Ω)
- Durable with all-welded construction
- Solderable terminations
- Low thermal EMF (<3µV/°C)
- 0.5nH to 5nH inductance
- Frequency response to 50MHz
- WSHP Series
- Improved thermal management incorporated into design
- All-welded construction
- Proprietary processing technique produces low resistance values
- Low <5nH inductance
- Low <3μV/°C thermal EMF
- 0.001Ω to 0.1Ω resistance range
- 10W power rating
- Sulfur-resistant construction
- AEC-Q200 qualified
- Lead free, halogen free
- RoHS compliant
- WSL Series
- Low resistance values (down to 0.0001Ω)
- All welded construction
- Solderable terminations
- AEC-Q200 qualified
- 0.5nH to 5nH inductance range
- Frequency response to 50MHz
- Low thermal EMF (<3µV/°C)
- WSL2726 Series
- AEC-Q200 qualified
- 1% tolerance down to 0.0002Ω
- 4-terminal design
- Down to 0.0002Ω resistance values
- Sulfur resistant
- Low TCR (< 20ppm/°C)
- High power-to-footprint-size ratio
- Low 0.5nH to 5nH inductance range
- Low thermal EMF (<3μV/°C)
- WSLx18 Series
- AEC-Q200 qualified
- Power ratings from 0.20W to 2W, low value
- All welded construction
- Low resistance values (down to 0.0005Ω)
- Sulfur-resistant construction
- Low 0.5nH to 5nH inductance range
- Low thermal EMF (<3μV/°C)
- Case sizes of 0603, 0805, 1206, 2010, and 2512
Featured Products
Vishay / Dale WFM Power Metal Plate™ Current Sense Resistors
Low resistance of 10mΩ to 500mΩ and inductance range of 0.5nH to 5nH in 2010 and 2512 package sizes.
Vishay / Dale WSL SMD Power Metal Strip® Resistors
SMD resistors with very low inductance, excellent frequency response, and low thermal EMF.
Vishay / Dale WSK Power Metal Strip® Resistors
4-terminal resistors that allow for 1% tolerance down to 0.0005Ω and 0.5% tolerance down to 0.001Ω.
Vishay / Dale WSHP2818 Power Metal Strip® Resistors
Delivers high 10W power rating in 2818 case, designed to save space and reduce component counts.
Vishay / Dale WSL2726 Power Metal Strip® Resistors
4-terminal, sulfur-resistant, AEC-Q200 qualified resistors with resistance values down to 0.0002Ω.
Vishay / Dale WSL18 Power Metal Strip® High Power Resistors
High power resistors with twice the power of standard WSL series and very low resistance values.
Additional Resources
- Infographic: Current Sense Resistors with High Power Density and Low Resistance
- Infographic: Current Sense Resistors for Battery Management and Safety
- Infographic: Current Sense Resistors with High Power and Wide Resistance Range
- Power Metal Strip Resistors Overview
- White Paper: Components and Methods for Current Measurement
Related Products
Vishay Current Sense
Features surface-mount resistors (up to 400A) and battery shunt resistors (up to 1400A).
Vishay Solutions for Battery Management Systems
Features products designed to help extend battery life and maximize driving range.