【SWR
Series】
Surge Withstanding Chip Resistor
Surge Withstanding Chip Resistor – SWR Series
■Features
－High
power rating
－Excellent
surge withstanding & pulse withstanding performance
－Improved
working voltage ratings
－Standard
package sizes of 0603~2512
■Applications
－Metering
(Testing/Measurement)
－Medical
Devices
－Automotive
－Power
supply
－Charger
－Inverter
－LCD
Video Monitors
D1
■Construction
L
W
T
D2
9 87 1
2
3
4
5
6
1
Alumina Substrate
2
Bottom Electrode (Ag)
3
Top Electrode (Ag-Pd)
4
Edge Electrode (NiCr)
5
Barrier Layer (Ni)
6
7
8
9
External Electrode (Sn)
Resistor Layer (RuO
2
/Ag)
Primary Overcoat (Glass)
Secondary Overcoat (Epoxy)
■Dimensions
Type
SWR03
SWR05
SWR06
SWR13
SWR10
SWR12
Size
(Inch)
0603
0805
1206
1210
2010
2512
L
(mm)
1.60±0.10
2.00±0.10
3.10±0.10
3.10±0.10
5.00±0.10
6.35±0.10
W
(mm)
0.80±0.10
1.25±0.10
1.55±0.10
2.60±0.15
2.50±0.15
3.10±0.15
T
(mm)
0.45±0.10
0.50±0.10
0.55±0.10
0.55±0.10
0.55±0.10
0.55±0.10
D1
(mm)
0.30±0.20
0.35±0.20
0.50±0.25
0.50±0.25
0.60±0.25
0.60±0.25
D2
(mm)
0.30±0.20
0.40±0.20
0.50±0.20
0.50±0.20
0.50±0.20
0.50±0.20
Weight
(g)
(1000pcs)
2.042
4.368
8.947
15.959
24.241
39.448
■Derating
Curve
Power ratio(%)
100
80
60
40
20
0
0
20
40
60
80
100
120
140
160
180
Ambient Temperature(℃)
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
Edition : REV.A8
Revision: 03-Jun-2014
1
【SWR
Series】
Surge Withstanding Chip Resistor
■Part
Numbering
SWR
Product
Type
12
Dimensions
03: 0603
05: 0805
06: 1206
13: 1210
10: 2010
12: 2512
J
Resistance
Tolerance
J: ±5%
K: ±10%
M: ±20%
T
Packaging
Code
T: Taping Reel
E
TCR
(PPM/°C)
E: ±100
F: ±200
A
Power
Rating
A: 1.5W
Q: 3/4W
U: 1/2W
O: 1/3W
V: 1/4W
W: 1/8W
1001
Resistance
1001: 1KΩ
1004: 1MΩ
1005: 10MΩ
Marking
: Standard Marking
N: No Marking
B: Bulk
■Standard
Electrical Specifications
Item
Type
SWR03 (0603)
SWR05 (0805)
SWR06 (1206)
SWR13 (1210)
SWR10 (2010)
SWR12 (2512)
Power Rating
Operating
Max. Operating Max. Overload
at 70°C
Temp. Range
Voltage
Voltage
1/8W
1/4W
1/3W
1/2W
3/4W
1.5W
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
50V
150V
200V
200V
400V
500V
100V
300V
400V
400V
800V
1000V
Resistance Range
±5%
±10%
10Ω - 270Ω
300Ω - 1MΩ
1Ω - 270Ω
300Ω - 20MΩ
1Ω - 20Ω
22Ω - 20MΩ
1Ω - 20Ω
22Ω - 20MΩ
1Ω - 20Ω
22Ω - 20MΩ
1Ω - 20Ω
22Ω - 20MΩ
±20%
TCR
(PPM/°C)
±200
±100
±200
±100
±200
±100
±200
±100
±200
±100
±200
±100
Operating Voltage=√(P*R) or Max. operating voltage listed above, whichever is lower.
Overload Voltage=2.5*√(P*R) or Max. overload voltage listed above, whichever is lower.
■
Viking is capable of manufacturing the optional spec based on customer’s requirement.
■Soldering
Condition
IR Reflow Soldering
(1) Time of IR reflow soldering at maximum temperature point 260°C：10s
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
2
Edition : REV.A8
Revision: 03-Jun-2014
【SWR
Series】
Surge Withstanding Chip Resistor
■Environmental
Characteristics
Item
Temperature Coefficient of
Resistance (T.C.R.)
Requirement
Test Method
JIS-C-5201-1 4.8
IEC-60115-1 4.8
-55°C~+125°C, 25°C is the reference
temperature
JIS-C-5201-1 4.13
IEC-60115-1 4.13
RCWV*2.5 or Max. Overload voltage whichever
is lower for 5 seconds
JIS-C-5201-1 4.6
IEC-60115-1 4.6
Max. Overload voltage for 1 minute
JIS-C-5201-1 4.25
IEC-60115-1 4.25.1
70±2°C, RCWV for 1000 hrs with 1.5 hrs “ON”
and 0.5 hrs “OFF”
JIS-C-5201-1 4.24
IEC-60115-1 4.24
40±2°C, 90~95% R.H., RCWV for 1000 hrs
with 1.5 hrs “ON” and 0.5 hrs “OFF”
JIS-C-5201-1 4.23
IEC-60115-1 4.23.2
at +155°C for 1000 hrs
JIS-C-5201-1 4.33
IEC-60115-1 4.33
Bending once for 5 seconds
2010, 2512 sizes: 2mm Other sizes: 3mm
JIS-C-5201-1 4.17
IEC-60115-1 4.17
245±5°C for 3 seconds
JIS-C-5201-1 4.18
IEC-60115-1 4.18
260±5°C for 10 seconds
JIS-C-5201-1 4.7
IEC-60115-1 4.7
1.42 times Max. Operating Voltage for 1
minute
JIS-C-5201-1 4.18
IEC-60068-2-58 8.2.1
260±5°C for 30 seconds
JIS-C-5201-1 4.19
IEC-60115-1 4.19
-55°C to +155°C, 5 cycles
As Spec.
Short Time Overload
±(1.0%+0.05Ω)
Insulation Resistance
≥10G
Endurance
±(3.0%+0.05Ω)
Damp Heat with Load
±(3.0%+0.05Ω)
Dry Heat
±(3.0%+0.05Ω)
Bending Strength
±(1.0%+0.05Ω)
Solderability
95% min. coverage
Resistance to Soldering Heat
±(1.0%+0.05Ω)
Voltage Proof
No breakdown or flashover
Leaching
Individual leaching area
≦5%
Total leaching area
≦
10%
Rapid Change of Temperature
±(1.0%+0.05Ω)
RCWV(Rated continuous working voltage)=√(P*R) or Max. Operating voltage whichever is lower.
■
Storage Temperature: 25±3°C; Humidity < 80%RH
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
3
Edition : REV.A8
Revision: 03-Jun-2014
【SWR
Series】
Surge Withstanding Chip Resistor
■Packaging
Reel Specifications & Packaging Quantity
Type
SWR03
SWR05
SWR06
SWR13
SWR10
SWR12
Packaging
Quantity
5K
Paper
10K
20K
Embossed
4K
8K
Tape Width
8mm
8mm
8mm
12mm
12mm
Reel
Diameter
7 inch
10 inch
13 inch
7 inch
10 inch
ΦA
(mm)
178.5±1.5
254±1
330±1
178.5±1.5
250±1
ΦB
(mm)
60
+1/-0
100±0.5
100±0.5
60
+1/-0
62±0.5
ΦC
(mm)
13.0±0.2
13.0±0.2
13.0±0.2
13.0±0.5
13.0±0.5
W
(mm)
9.0±0.5
9.5±0.5
9.5±0.5
13.0±0.5
12.5±0.5
T
(mm)
12.5±0.5
13.5±0.5
13.5±0.5
15.5±0.5
16.5±0.5
Paper Tape Specifications
Bottom Tape
Top Tape
ψ
D
0
A
B
E
F
W
Paper Tape
T
Resistor
P
1
P
2
P
0
Direction of unreeling
Type
SWR03
SWR05
SWR06
SWR13
A
(mm)
1.10±0.10
1.60±0.10
1.90±0.10
2.90±0.10
B
(mm)
1.90±0.1
2.40±0.2
3.50±0.2
3.50±0.2
W
(mm)
8.0±0.2
8.0±0.2
8.0±0.2
8.0±0.2
E
(mm)
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
F
(mm)
P
0
(mm)
P
1
(mm)
P
2
(mm)
ΦD
0
(mm)
T
(mm)
3.50±0.05 4.00±0.10 4.00±0.05 2.00±0.05 1.50+0.1,-0 0.70±0.1
3.50±0.05 4.00±0.10 4.00±0.05 2.00±0.05 1.50+0.1,-0 0.85±0.1
3.50±0.05 4.00±0.10 4.00±0.05 2.00±0.05 1.50+0.1,-0 0.85±0.1
3.50±0.05 4.00±0.10 4.00±0.05 2.00±0.05 1.50+0.1,-0 0.85±0.1
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
4
Edition : REV.A8
Revision: 03-Jun-2014
【SWR
Series】
Surge Withstanding Chip Resistor
Embossed Plastic Tape Specifications
Top Tape
ψ
D
0
A
B
E
F
W
T
Embossed Tape
ψD
1
1.5+0.25,-0
Resistor
P
1
P
2
P
0
Direction of unreeling
Type
SWR10
SWR12
A
(mm)
2.8±0.10
3.5±0.10
B
(mm)
5.5±0.10
6.7±0.10
W
(mm)
12.0±0.3
12.0±0.3
E
(mm)
1.75±0.1
1.75±0.1
F
(mm)
5.5±0.05
5.5±0.05
P
0
(mm)
4.00±0.10
4.00±0.10
P
1
(mm)
4.00±0.1
4.00±0.1
P
2
(mm)
ΦD
0
(mm)
T
(mm)
1.2
+0
1.2
+0
2.00±0.05 1.50+0.1, -0
2.00±0.05 1.50+0.1, -0
■Marking
0805~2512 4 digits marking for Example
Resistance
Marking
100Ω
1000
2.2KΩ
2201
10KΩ
1002
100KΩ
1003
1MΩ
1004
0603: 3 digits marking in E24
Example: 101=100Ω
E24
code
10
11
12
102=1KΩ (1
st
and 2
nd
are E24 code and 3
rd
code is multiplier)
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
82
91
■Recommend
Land Pattern
Type
A
(mm)
0.90
1.20
2.00
2.00
3.80
3.80
B
(mm)
0.60
0.70
0.90
0.90
0.90
1.60
C
(mm)
0.90
1.30
1.60
2.80
2.80
3.50
C
SWR03
SWR05
SWR06
SWR13
B
A
SWR10
SWR12
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
5
Edition : REV.A8
Revision: 03-Jun-2014
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