WSLP1206
Vishay Dale
Power Metal Strip
®
Resistors, Very High Power (1 W)
Low Value (down to 0.001
Ω),
Surface Mount
FEATURES
•
Very high power to foot print size ratio
(1 W in 1206 package)
•
Ideal for all types of current sensing and pulse
applications including switching and linear
power supplies, instruments, power amplifiers
and shunts
•
Proprietary processing technique produces
extremely low resistance values (down to
0.001
Ω)
•
All welded construction
•
Solid metal Nickel-Chrome or Manganese-Copper alloy
resistive element with low TCR (< 20 ppm/°C)
•
Very low inductance 0.5 nH to 5 nH
•
Excellent frequency response to 50 MHz
•
Low thermal EMF (< 3 µV/°C)
•
Compliant to RoHS directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL
POWER RATING
P
70 °C
W
1.0
RESISTANCE RANGE
Ω
± 0.5 %
0.01 to 0.05
± 1.0 %
0.001 to 0.05
WEIGHT
(typical)
g/1000 pieces
16.2
WSLP1206
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Operating Temperature Range
Maximum Working Voltage
Note
• Part Marking: Value
UNIT
ppm/°C
°C
V
WSLP 1206
± 275 for 1 mΩ to 2.9 mΩ, ± 150 for 3 mΩ to 4.9 mΩ
± 110 for 5 mΩ to 6.9 mΩ, ± 75 for 7 mΩ to 50 mΩ
- 65 to + 170
(P ×
R)
1/2
GLOBAL PART NUMBER INFORMATION
NEW GLOBAL PART NUMBERING: WSLP1206R0100FEA
W
S
L
P
1
2
0
6
R
0
1
0
0
F
E
A
SPECIAL
Reserved for
future specials
GLOBAL MODEL
WSLP1206
RESISTANCE VALUE
L
= mΩ*
R
= Decimal
4L000
= 0.004
Ω
R0100
= 0.01
Ω
* use “L” for resistance
values < 0.01
Ω
TOLERANCE CODE
D
= ± 0.5 %
F
= ± 1.0 %
PACKAGING CODE
EA
= Lead (Pb)-free, tape/reel
EK
= Lead (Pb)-free, bulk
** Please see document “Vishay Material Category Policy”:
www.vishay.com/doc?99902
www.vishay.com
10
For technical questions, contact:
ww2bresistors@vishay.com
Document Number: 30122
Revision: 26-Mar-09
WSLP1206
Power Metal Strip
®
Resistors, Very High Power (1 W)
Low Value (down to 0.001
Ω),
Surface Mount
DIMENSIONS
H
l
W
T
L
a
b
Vishay Dale
MODEL
RESISTANCE
RANGE (Ω)
0.001 to 0.0019
DIMENSIONS
in inches [millimeters]
L
0.126 ± 0.010
[3.2 ± 0.254]
0.126 ± 0.010
[3.2 ± 0.254]
0.126 ± 0.010
[3.2 ± 0.254]
W
0.063 ± 0.010
[1.6 ± 0.254]
0.063 ± 0.010
[1.6 ± 0.254]
0.063 ± 0.010
[1.6 ± 0.254]
H
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
T
0.041 ± 0.010
[1.04 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.020 ± 0.010
[0.508 ± 0.254]
WSLP1206
0.002 to 0.0059
0.006 to 0.050
RESISTANCE
RANGE (Ω)
0.001 to 0.05
Rated Power in
%
120
MODEL
WSLP1206
SOLDER PAD DIMENSIONS
in inches [millimeters]
a
0.062 [1.57]
b
0.070 [1.78]
l
0.030 [0.76]
100
80
60
40
20
0
- 65 - 50
- 25
0
25
50
75
100
125
150
170
Derating
PERFORMANCE
TEST
Thermal Shock
Low Temperature Operation
High Temperature Exposure
Bias Humidity
Mechanical Shock
Vibration
Load Life
Resistance to Solder Heat
Moisture Resistance
- 65 °C for 45 min
1000 h at + 170 °C
+ 85 °C, 85 % RH, 10 % Bias, 1000 h
100 g’s for 6 ms, 5 pulses
70 Ambient Temperature in °C
CONDITIONS OF TEST
- 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme
TEST LIMITS
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h
1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF”
+ 260 °C Solder, 10 s to 12 s dwell, 25 mm/s emergence
MIL-STD-202, Method 106, 0 % power, 7b not required
PACKAGING
MODEL
WSLP1206
REEL
TAPE WIDTH
8 mm/Embossed Plastic
DIAMETER
178 mm/7"
PIECES/REEL
4000
CODE
EA
Note
• Embossed Carrier Tape per EIA-481-2
Document Number: 30122
Revision: 26-Mar-09
For technical questions, contact:
ww2bresistors@vishay.com
www.vishay.com
11
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Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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