• SMD alternative for low power leaded wirewound resistors
• Excellent stability in different environmental conditions
• Superior overload and pulse handling capability compared
to thin film
• Low TCR
• Low noise: < 0.01µV(rms)/Volt
• Voltage coefficient: < 0.00001%/Volt (< 0.1ppm/V)
• Very low inductance: < 0.08µH
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
SIZE
INCH
1506
2010
POWER
RATING
P
70
°
C
0.25
0.5
LIMITING ELEMENT
VOLTAGE
1)
MAX
V
63
100
TEMPERATURE
COEFFICIENT
ppm/K
15, 25
15, 25
TOLERANCE
%
0.5, 1
0.5, 1
RESISTANCE
2)
RANGE
E-SERIES
Ω
0R5 – 10K
0R5 – 10K
96
96
WSL1506E
WSL2010E
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
TECHNICAL SPECIFICATIONS
PARAMETER
Rated Dissipation at 70°C
Limiting Element Voltage
1)
Insulation Voltage (1 min)
Thermal Resistance
Insulation Resistance
Category Temperature Range
Weight / 1000pcs
3)
UNIT
W
V
V
dc/ac peak
K/W
MΩ
°C
g
WSL1506E
0.25
63
200
≤
220
3)
12
WSL2010E
0.5
100
200
≤
88
3)
> 10
6
- 55 / + 150
25
WSL2512E
1.0
100
200
≤
65
3)
35
Depending on solder pad dimensions
PACKAGING
MODEL
TAPE WIDTH
WSL1506E
WSL2010E
WSL2512E
12mm/Embossed Plastic
12mm/Embossed Plastic
12mm/Embossed Plastic
DIAMETER
180mm/7”
180mm/7”
180mm/7”
REEL
PIECES/REEL
4000
4000
2000
CODE
R86
R86
R86
Embossed Carrier Tape per EIA-481-1.2
ORDERING INFORMATION
WSL1506E
MODEL
10E0
RESISTANCE VALUE & TOLERANCE
Ω
&
±
%
Resistance
Multiplier
Symbol
Tolerance (±)
0.5
X1
W
0.5
X1,000
X
0.5
X1,000,000
Y
1.0
X1
D
1.0
X1,000
E
1.0
X1,000,000
F
X
TC
±
ppm/K
E =
±
25ppm/K
X =
±
15ppm/K
TA
PACKAGING
TA = R86 Blistertape
The above part number is for a WSL1506E 10KΩ
±
1%
±
15ppm/K R86 resistor
www.vishay.com
94
For Technical Questions in Europe contact: ww1resistors@vishay.com
For Technical Questions in Americas/Asia contact: ww2bresistors@vishay.com
Document Number 20033
Revision 11-Oct-02
WSL....E
Power Metal Strip Flip Chip (Extended Range)
Patents Pending
DIMENSIONS
L
Vishay
SIZE
INCH
L
0.15
±
0.005
[3.81
±0.13]
DIMENSIONS
in inches [millimeters]
W
0.062
±
0.003
[1.57
±0.08]
0.100
±0.003
[2.54
±0.08]
0.126
±0.003
[3.20
±0.08]
T
max
0.025
[0.64]
0.025
[0.64]
0.025
[0.64]
D
d
T
W
1506
0.012
±
0.003 0.059
±
0.003
[0.30
±0.08]
[1.50
±0.08]
0.020
±0.003
[0.51
±0.08]
0.024
±0.003
[0.61
±0.08]
0.097
±0.003
[2.46
±0.08]
0.123
±0.003
[3.12
±0.08]
d
2010
0.200
±0.005
[5.08
±0.13]
D
2512
0.250
±0.005
[6.35
±0.13]
I
b
SIZE
INCH
1506
2010
2512
SOLDER PAD RECOMMENDATIONS
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]
a
Pulse Energy in mJoules
10
4
Pulse Energy Plot:
WSL2010E
10
3
WSL1506E
10
2
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% + 0.01Ω).
10
1
10
2
10
3
10
4
10
5
Pulse Energy
Temperature Rise In
°
C
150
125
100
Time in Microseconds
Rated Power In %
120
100
80
60
40
WSL1506E
75
50
WSL2010E
WSL2512E
25
0
20
0
- 55
0
0.25
0.50
0.75
1.0
Power in W
-25
0
25
50
75
70
100
125
150 175
Temperature Rise
Derating
Ambient Temperature in
°
C
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 @ +150°C
MIL-STD-202, Method 106, 0% power, 7a and 7b not required
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