WSE
Vishay Dale
Power Metal Strip
®
Resistors (Extended Range),
Surface Mount
FEATURES
• 0805 size resistors with 0.25 W power rating
• Smaller footprint than a 1206 resistor (uses
40 % less board space)
• Superior overload
capability
and
pulse
handling
• SMD alternative for low power leaded
wirewound resistors
• Low TCR 15 ppm/K
• Low noise: < - 40 dB
• Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V)
• Very low inductance: < 0.08 μH
• Compliant to RoHS Directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
WSE0805
SIZE
POWER RATING
P
70 °C
W
0.25
LIMITING
ELEMENT
VOLTAGE
V
(P x
R)
1/2
TEMPERATURE
COEFFICIENT
± ppm/K
15, 25
TOLERANCE
±%
0.1, 0.25, 0.5, 1.0
RESISTANCE RANGE
10 to 10K
E-SERIES
0805
96
TECHNICAL SPECIFICATIONS
PARAMETER
Dielectric withstanding voltage
Insulation resistance
Operating temperature range
Weight/1000 pieces
UNIT
V
AC
°C
g
WSE0805
200
> 10
9
- 65 to + 150
5.5
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: WSE08051K500FXEA
W
GLOBAL
MODEL
WSE0805
S
E
0
8
0
5
1
K
5
0
0
F
X
E
A
SPECIAL
(Dash number)
(Up to 2 digits)
from
1 to 99
as applicable
RESISTANCE
VALUE
R
= Decimal
K
= Thousand
100R0
= 100
4K000
= 4 k
TOLERANCE CODE
B
= ± 0.1 %
C
= ± 0.25 %
D
= ± 0.5 %
F
= ± 1.0 %
TCR CODE
X
= ± 15 ppm/K
E
= ± 25 ppm/K
PACKAGING CODE
EA
= Lead (Pb)-free, tape/reel
EK
= Lead (Pb)-free, bulk
TG
= Tin/Lead, tape/reel (RT1)
BA
= Tin/Lead, bulk (B43)
* Pb containing terminations are not RoHS compliant, exemptions may apply
** Please see document “Vishay Material Category Policy”:
www.vishay.com/doc?99902
www.vishay.com
440
For technical questions, contact:
ww2bresistors@vishay.com
Document Number: 30109
Revision: 15-Feb-11
WSE
Power Metal Strip
®
Resistors (Extended Range),
Surface Mount
DIMENSIONS
L
D
Vishay Dale
RECOMMENDED LAND PATTERN
Z
W
G
X
Top Coating
T
MODEL
WSE0805
DIMENSIONS
in inches (millimeters)
D
0.015 ± 0.005
(0.38 ± 0.13)
L
0.080 ± 0.005
(2.30 ± 0.13)
W
0.050 ± 0.005
(1.27 ± 0.13)
T
0.025 max.
(0.64 max.)
G
(1)
0.028 ± 0.004
(0.70 ± 0.10)
X
(1)
0.050 ± 0.004
(1.27 ± 0.10)
Z
(1)
0.122 ± 0.004
(3.103 ± 0.10)
Note
(1)
Land pattern dimensions (G, X, Z) are per IPC-782A.
Rated Power in %
Temperature Rise in °C
60
50
40
30
20
10
0
0.00
120
100
80
60
40
20
0
- 55
0.05
0.10
0.15
0.20
0.25
- 25
0
25
50
75
70
100
125
150 175
Temperature Rise
Power in W
Derating
Ambient Temperature in °C
PERFORMANCE
TEST
Thermal shock
Short time overload
Low temperature operation
High temperature exposure
Moisture resistance
Load life
Resistance to bonding exposure
CONDITIONS OF TEST
- 65 °C to + 150 °C, 100 cycles, 15 min at each extreme
5 x rated power for 5 s
- 65 °C, 0.25 W for 45 min
100 h at + 150 °C
MIL-STD-202, method 106, 0 % power, 7b not required
1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF”
260 °C for 10 s
TEST LIMITS
± 0.10 %
R
± 0.10 %
R
± 0.05 %
R
± 0.10 %
R
± 0.10 %
R
± 0.05 %
R
± 0.10 %
R
PACKAGING
MODEL
WSE0805
REEL
TAPE WIDTH
8 mm/punched paper
DIAMETER
178 mm/7"
PIECES/REEL
5000
CODE
EA
Note
• Embossed Carrier Tape per EIA-481.
Document Number: 30109
Revision: 15-Feb-11
For technical questions, contact:
ww2bresistors@vishay.com
www.vishay.com
441
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www.vishay.com
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Disclaimer
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RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
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including but not limited to the warranty expressed therein.
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
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Document Number: 91000