reSIStIVe ProductS
power metal strip
®
resistor
WSL …e
Product Sheet
power metal strip
®
Flip Chip
(extended range)
Key BeneFits
•
•
•
•
•
•
Very Low tcr of 15 ppm/ºc
Long-term Stability (± 0.5 % + 0.01 Ω)
Fillet-less flip chip technology for space savings (reduction of mounting
occupation area)
SMd alternative for low power, leaded wirewound resistors
Good overload and pulse handling capability (5 times rated power for 5 seconds)
No noise, no voltage coefficient
appliCations
•
Base station controllers, dc/dc converters, scales, test equipment,
PcMcIA, VXo, tcXo, digital and analog video processing, motor controllers
w w w. v i s h a y. c o m
Datasheet is available on our web site at www.vishay.com
for WSL…E - http://www.vishay.com/doc?20033
WSL…E
Vishay
Power Metal Strip
®
Flip Chip (Extended Range)
Patents Pending
Patents Pending
Patents Pending
FEATURES
L
DIMENSIONS
SIZE
INCH
L
0.15 ± 0.005
[3.81 ± 0.13]
0.200 ± 0.005
[5.08 ± 0.13]
0.250 ± 0.005
[6.35 ± 0.13]
W
T
max
1506
T
W
DIMENSIONS
in inches [millimeters]
D
0.012 ± 0.003
[0.30 ± 0.08]
0.020 ± 0.003
[0.51 ± 0.08]
0.024 ± 0.003
[0.61 ± 0.08]
d
0.059 ± 0.003
[1.50 ± 0.08]
0.097 ± 0.003
[2.46 ± 0.08]
0.123 ± 0.003
[3.12 ± 0.08]
0.062 ± 0.003 0.025
[1.57 ± 0.08] [0.64]
0.100 ± 0.003 0.025
[2.54 ± 0.08] [0.64]
0.126 ± 0.003 0.025
[3.20 ± 0.08] [0.64]
2010
2512
SMD alternative for low power leaded wirewound resistors
Excellent stability in different environmental conditions
(< 0.5 % change in resistance)
Superior overload and pulse handling capability as
compared to thin film (as much as 2 x better)
Low TCR, down to ± 15 ppm/K
Low noise: < 0.01 µV(rms)/Volt
Voltage coefficient: < 0.00001 %/Volt (< 0.1 ppm/V)
Very low inductance: < 0.08 µH
d
D
STANDARD ELECTRICAL SPECIFICATIONS
SIZE
I
b
SOLDER PAD DIMENSIONS
in inches [millimeters]
a
0.015 [0.38]
0.023 [0.58]
0.027 [0.69]
b
0.062 [1.57]
0.100 [2.54]
0.126 [3.20]
l
0.118 [3.00]
0.153 [3.89]
0.196 [4.98]
GLOBAL
MODEL
INCH
1506
2010
a
SIZE
INCH
2512
1.E+04
RESISTANCE
TEMPERATURE
POWER
LIMITING ELEMENT
TOLERANCE
RANGE
2)
COEFFICIENT
RATING
VOLTAGE
1)
MAX
E-SERIES
%
ppm/K
P
70°C
V
WSL1506E
1506
0.25
63
15, 25
0.5, 1
0R5 - 10K
96
WSL2010E
2010
0.5
100
15, 25
0.5, 1
0R5 - 10K
96
WSL2512E
2512
1.0
100
15, 25
0.5, 1
0R5 - 10K
96
• Ask about further value ranges, tighter tolerances and TCR’s.
• Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material
• 4-Digit Marking, according to MIL-PRF-55342 (except as noted in Ordering Information table), on top side
1)
Rated voltage: PxR
2)
Contact factory using e-mail address at bottom of this page for resistance values available between 0R5 - 10R for 1506 and 0R5 - 100R for
2010 and 2512
1.E+03
WSL2512E
WSL1506E
Pulse Energy Plot:
This represents the energy in each of 50 pulses, with a
1 second rest between pulses, that it takes to shift the
WSL....E resistance ± (0.50 % + 0.01 ).
TECHNICAL SPECIFICATIONS
1.E+02
Pulse Energy in mJoules
WSL2010E
1.E+01
WSL1506E
0.25
63
200
220
3)
1.E+00
1.E+02
1.E+03
WSL2512E
1.0
100
200
65
3)
Pulse Energy
1.E+04
1.E+05
Time in Microseconds
PARAMETER
Rated Dissipation at 70 °C
Limiting Element Voltage
1)
Insulation Voltage (1 min)
Thermal Resistance
Insulation Resistance
Category Temperature Range
Weight/1000 pcs
12
150
125
100
75
50
25
0
0
0.25
0.50
UNIT
W
V
Vdc/ac peak
K/W
M
°C
g
35
WSL2010E
0.5
100
200
88
3)
> 10
6
- 55/+ 150
25
120
100
80
3)
Depending on solder pad dimensions
PACKAGING
REEL
Temperature Rise In C
MODEL
Rated Power In %
WSL1506E
WSL2010E
60
TAPE WIDTH
WSL1506E
12 mm/Embossed Plastic
WSL2010E
12 mm/Embossed Plastic
WSL2512E
12 mm/Embossed Plastic
Embossed Carrier Tape per EIA-481-1.2
DIAMETER
180 mm/7"
180 mm/7"
180 mm/7"
PIECES/REEL
4000
4000
2000
CODE
EA
EA
EA
WSL2512E
40
20
0.75
1.0
0
- 55
GLOBAL PART NUMBER INFORMATION
E
1
0
E
0
X
E
A
-25
0
25
50
New Global Part Numbering: WSL1506E10E0XEA
Temperature Rise
Power in W
Derating
75
70
100
125
150 175
Ambient Temperature in C
W
S
L
1
5
0
6
PERFORMANCE
TEST
Thermal Shock
Short Time Overload
Low Temperature Storage
High Temperature Exposure
Moisture Resistance
Load Life
Vibration
Mechanical Shock
Resistance to Soldering Heat
CONDITIONS OF TEST
- 55 °C to + 150 °C, 100 cycles, 15 minutes at each extreme
5 x rated power for 5 seconds
- 65 °C for 24 hours
1000 hours at + 150 °C
MIL-STD-202, Method 106, 0 % power, 7a and 7b not required
1000 hours at rated power, + 70 °C, 1.5 hours “ON”, 0.5 hours “OFF”
MIL-STD-202, Method 204D
100 G’s for 6 milliseconds, 5 pulses
+ 260 °C solder, 10 - 12 seconds dwell, 25 mm/second emergence
TEST LIMITS
± (0.20 % + 0.01
± (0.20 % + 0.01
± (0.20 % + 0.01
± (0.50 % + 0.01
± (0.50 % + 0.01
± (0.50 % + 0.01
± (0.10 % + 0.01
± (0.10 % + 0.01
± (0.50 % + 0.01
)
)
)
)
)
)
)
)
)
RESISTANCE
VALUE
& TOLERANCE
GLOBAL MODEL
WSL1506E
TA
= Tape/Reel (R86)
BA
= Bulk (B43)
Resistance Multiplier
Tolerance (±)
Symbol
TOLERANCE CODE
E
= ± 25 ppm/K
X
= ± 15 ppm/K
PACKAGING
EA
= Lead (Pb)-free, Tape/Reel
EK
= Lead (Pb)-free, Bulk
0.5
0.5
0.5
X1
X1000
X1 000 000
W
X
Y
SPECIAL
(Dash
Number)
(up to 2 digits)
From
1-99
as
applicable
1.0
1.0
1.0
X1
X1000
X1 000 000
D
E
F
NOTICE
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information
contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay’s terms and
conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular
purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling
these products for use in such applications do so at their own risk and agree to fully indemnify Vishay for any damages resulting from such improper use or sale.
For technical questions, contact ww2resistors@vishay.com
Revision 22-Sep-06
Document Number: 20033
Revision: 22-Sep-06
www.vishay.com
210
For technical questions, contact: ww2bresistors@vishay.com
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