Power Metal Strip Resistors
WSH2818
Vishay Dale
Power Metal Strip® Resistors, High Power (5 watt) Low Value (down to 0.001 Ω), Surface Mount
FEATU...
Description
WSH2818
Vishay Dale
Power Metal Strip® Resistors, High Power (5 watt) Low Value (down to 0.001 Ω), Surface Mount
FEATURES Improved thermal management incorporated
into design
Ideal for all types of current sensing, voltage division and pulse applications including switching and linear power supplies, instruments, power amplifiers
Proprietary processing technique produces extremely low resistance values
Pb-free
e3
RoHS
COMPLIANT
All welded construction
Solid metal Nickel-chrome or Manganese-copper alloy resistive element with low TCR (< 20 ppm/°C)
Lead (Pb)-free construction
Very low inductance (< 5 nH)
Excellent frequency response to 50 MHz
Low thermal EMF (< 3 µV/°C)
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL
POWER RATING P70 °C W
WSH2818
5*
TOLERANCE %
1.0
* The WSH2818 is rated at 5 watts with maximum surface temperature of 200 °C
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Inductance Operating Temperature Range Maximum Continuous Current Weight/1000 pieces
UNIT
ppm/°C
ηH °C A g
RESISTANCE RANGE Ω
0.001 - 0.1
WSH2818 ± 200 for 1 mΩ to 5.99 mΩ ± 75 for 6 mΩ to 100 mΩ
<5 - 65/+ 170
(P/R)1/2 126
GLOBAL PART NUMBER INFORMATION
Global Part Numbering: WSH2818R1000FEA W SH28 18 R1 000 F EA
GLOBAL MODEL WSH2818
RESISTANCE VALUE
L = Milliohm* R = Decimal 4L000 = 0.004 Ω R0100 = 0.01 Ω
* use “L” for resistance values < 0.01 Ω
TOLERANCE CODE
F = ± 1.0 % J = ± 5.0 %
PACKING CODE
EA = Lead (Pb)-free, Tape/Reel EK = Lead (Pb)...
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