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www.vishay.com
WFC
Vishay Dale
Metal Foil Current Sense Resistors, Low Value (Down to 0.001 Ω)
FEATURES • Ultra low sensing resistance • Low TCR (down to 50 ppm/°C) • Chip size down to 0402, minimizing board space • Sulfur resistant • Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
APPLICATIONS • Switching power supply • Voltage regulation module • DC/DC converter, adaptor, battery pack, charger • Pad and cell phone • Power management
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL
SIZE
POWER RATING W
WFC0402 WFC0603 WFC0805 WFC1206
0402 0603 0603 0805 1206 1206
0.125 0.33 0.25 0.50 1.0 0.5
TOLERANCE %
± 1, ± 2, ± 5 ± 1, ± 2, ± 5 ± 1, ± 2, ± 5 ± 1, ± 2, ± 5 ± 1, ± 2, ± 5 ± 1, ± 2, ± 5
RESISTANCE VALUE RANGE
Ω 0.003 to 0.05
0.001 to 0.