WSH2818 Datasheet, PDF (1/3 Pages) Vishay Siliconix – Power Metal Strip® Resistors, High Power (5 watt) Low Value (down to 0.001 Ω), Surface Mount

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
P_{70 °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
S
H
2
8
1
8
R
1
0
0
0
F
E
A
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)-free, Bulk
SPECIAL
(Dash number up to
2 digits)
From 1 - 99
as applicable
www.vishay.com
200
For technical questions contact: [e-mail]
Document Number: 30120
Revision: 20-Apr-06