![](http://datasheet.mmic.net.cn/260000/SMR3D_datasheet_15972817/SMR3D_3.png)
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For technical questions in Asia/Japan/Europe/Africa/Israel, contact foilsupport2@vishay.com
Document Number: 63021
Revision 16-Aug-04
www.vishay.com
22
SMR3D
Vishay Foil Resistors
S
ISRAEL: foilsales.israel@vishay.com FRANCE/SWITZERLAND/SOUTHERN EUROPE: foilsales.eusouth@vishay.com AMERICAS: foilsales.usa@vishay.com
ASIA/JAPAN: foilsales.asia@vishay.com UK/HOLLAND/SCANDANAVIA: foilsales.eunorth@vishay.com GERMANY/CZECH REPUBLIC/AUSTRIA: foilsales.eucentral@vishay.com
SALES
TH Minimum
Side View
L
Stand Off
W
Bottom View
P
P
Top View
80K00T
80
(DATE CODE)
V
End View
H
TW
MODEL
SMR3D
L
W
H
P
TW
TH (MINIMUM)
0.039
(1.0)
0.287
±
0.012
(7.3
±
0.30)
0.170
±
0.012
(4.3
±
0.30)
0.110
±
0.012
(2.8
±
0.30)
0.051
±
0.012
(1.3
±
0.30)
0.095
±
0.004
(2.4
±
0.10)
FIGURE 3 - MODEL SMR3D DIMENSIONS
in inches (millimeters)
Bulk Metal
Foil Technology
Precision Molded Surface Mount Resistor
METHOD
A
B
C
D
E
METHOD
A
B
C
D
E
MINIMUM
0.066
(1.68)
REF
0.106
(2.70)
REF
0.175
(4.45)
±
0.04 (
±
1.0)
0.388
(9.85)
REF
0.050
(1.28)
MINIMUM
0.118
(3.00)
REF
0.106
(2.70)
REF
0.175
(4.45)
±
0.04 (
±
1.0)
0.388
(9.85)
REF
0.050
(1.28)
Wave
Reflow
Per IPC-SM-782 Rev A
FIGURE 4 - RECOMMENDED MOUNTING PAD GEOMETRIES
in inches (millimeters)
E
A
C
B
D
Wave Solder Pads
E
A
C
B
D
Reflow Solder Pads
RESISTANCE VALUE
RESISTANCE
RANGE
DESIGNATOR
MODEL
LETTER
MULTIPLIER
FACTOR
TOLERANCE
TERMINATION
PACKAGING
SMRC3D
T =
±
0.01%
Q =
±
0.02%
A =
±
0.05%
B =
±
0.1%
C =
±
0.25%
D =
±
0.5%
F =
±
1.0%
S
- Lead (Pb)-free
B
- Tin/Lead
T = Tape and Reel
B = Bulk Pack
5
to <1K
R
x 1.0
Example: 249R00 - 249
1K to 80K
K
x 10
3
Example: 80K000 = 80K
TABLE 2 - ORDERING INFORMATION