High Power Metal Oxide Leaded Resistors
www.vishay.com
WK2, WR4, WR5, WK8
Vishay Draloric
High Pulse Load, High Power Metal Oxide Leaded Resistors
FEATURES
•...
Description
www.vishay.com
WK2, WR4, WR5, WK8
Vishay Draloric
High Pulse Load, High Power Metal Oxide Leaded Resistors
FEATURES
High power pulse withstanding capability (up to 1 kW)
High power dissipation in small size (1 W / 0207 size to 4 W / 0922 size)
WK2 and WR4 are AEC-Q200 qualified
High temperature (up to 200 °C), heat resistant encapsulation
Material categorization: for definitions of compliance please see www.vishay.com/doc?99912
APPLICATIONS Automotive electronics Industrial electronics Power supplies
TECHNICAL SPECIFICATIONS
DESCRIPTION
WK2
WR4
WR5
WK8
Imperial size
0207
0414
0617
0922
Resistance range
0.22 to 1 M
0.33 to 1 M
0.22 to 560 k
0.22 to 100 k
Resistance tolerance
± 1 %, ± 2 %, ± 5 %
± 2 %, ± 5 %
± 2 %, ± 5 %
± 2 %, ± 5 %
Temperature coefficient
± 50 ppm/K, ± 100 ppm/K, ± 200 ppm/K
± 200 ppm/K
± 200 ppm/K
± 200 ppm/K
Rated dissipation, P70 Operating voltag...
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