25KNWW2RW [ETC]
General Purpose and Precision Wirewound Resistor;
| 型号： | 25KNWW2RW |
| 厂家： | 
ETC |
| 描述： | General Purpose and Precision Wirewound Resistor |
| 文件： | 总3页 (文件大小：92K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
WW/MWW/NWW Series
Stackpole Electronics, Inc.
Resistive Product Solutions
General Purpose and Precision Wirewound Resistor
Features:
•
•
•
•
•
•
•
•
•
•
•
WWS offers miniature size at higher power rating
High performance for low cost
High power to size ratio
MWW – completely molded construction with welded terminations
Complete welded terminations
Tinned copper leads
Available in non-inductive styles
High temperature silicone coating
RoHS compliant
Higher operating temperatures available
Bulk packaging available - contact Stackpole for package quantities
Electrical Specifications
Power Rating Power Rating
Ohmic Range (Ω) and Tolerance (*)
Type / Code MIL-R-26 Ref.
TCR (ppm/ºC)
(W)
@ 125ºC
0.4 W
1 W
(W)
@ 70ºC
0.5 W
1.1 W
1.3 W
2.1 W
2.6 W
2.6 W
3.2 W
3.2 W
3.4 W
4.3 W
4.3 W
5.1 W
5.1 W
7.2 W
7.2 W
7.7 W
11 W
0.1%
0.5%
1%
5%
WW12
WW1
-
-
5 - 2K
3 - 2K
3 - 2K
5 - 2K
2 - 3K
2 - 3K
2 - 3K
2 - 3K
WW1A
WW2
RW-70
RW-69
1 W
1 - 5K
1 - 5K
1 - 5K
1 - 5K
1.5 W
2.5 W
2.5 W
3 W
3 W
3 W
4 W
4 W
5 W
5 W
6.5 W
6.5 W
7 W
10 W
10 W
0.4 W
1 W
1 - 10K
1 - 10K
1 - 10K
1 - 22K
3 - 10K
1 - 30K
1 - 40K
1 - 22K
1 - 50K
1 - 40K
1 - 70K
1 - 50K
1 - 70K
0.5 - 10K
0.5 - 10K
0.5 - 10K
0.5 - 22K
1 - 10K
0.5 - 30K
0.5 - 40K
0.5 - 22K
0.5 - 50K
0.5 - 40K
0.5 - 70K
0.5 - 50K
0.5 - 70K
0.5 - 10K
0.5 - 10K
0.5 - 10K
0.5 - 22K
1 - 10K
0.5 - 30K
0.5 - 40K
0.5 - 22K
0.5 - 50K
0.5 - 40K
0.5 - 70K
0.5 - 50K
0.5 - 70K
0.5 - 10K
0.5 - 10K
0.5 - 10K
0.5 - 22K
1 - 10K
0.5 - 30K
0.5 - 40K
0.5 - 22K
0.5 - 50K
0.5 - 40K
0.5 - 70K
0.5 - 50K
0.5 - 70K
WW2S
WW2A
WW3
-
-
RW-79
WWS3
WW3A
WW4
-
-
-
WWS4
WW5
RW-79
RW-67, RW-74
WWS5
WW7
-
-
WWS7
WW7B
WW10
WWS10
NWW12
NWW1
NWW1A
NWW2
NWWS2
NWW2A
NWW3
NWWS3
NWW3A
NWW4
NWWS4
NWW5
NWWS5
NWW7
NWWS7
NWW7B
NWW10
NWWS10
MWW1
MWW3
MWW5
MWW10
NMWW1
NMWW3
NMWW5
RW-67, RW-74
-
RW-78
1 - 100K 0.5 - 100K 0.5 - 100K 0.5 - 100K
-
-
-
11 W
1 - 70K
10 - 1K
4 - 1.5K
2 - 2.5K
2 - 5K
0.5 - 70K
10 - 1K
4 - 1.5K
2 - 2.5K
2 - 5K
0.5 - 70K
10 - 1K
2 - 1.5K
1 - 2.5K
1 - 5K
0.5 - 70K
10 - 1K
2 - 1.5K
1 - 2.5K
1 - 5K
0.5 W
1.1 W
1.3 W
2.1 W
2.6 W
2.6 W
3.2 W
3.2 W
3.4 W
4.3 W
4.3 W
5.1 W
5.1 W
7.2 W
7.2 W
7.7 W
11 W
RW-70
RW-69
1 W
< 1Ω = ±90ppm/ºC
1Ω to 10Ω = ± 50ppm/ºC
>10Ω = ±20ppm/ºC
1.5 W
2.5 W
2.5 W
3 W
3 W
3 W
4 W
4 W
5 W
5 W
6.5 W
6.5 W
7 W
10 W
10 W
1 W
3 W
5 W
10 W
1 W
-
-
2 - 5K
2 - 5K
1 - 5K
1 - 5K
2 - 5K
2 - 5K
1 - 5K
1 - 5K
RW-79
2 - 11K
5 - 5K
2 - 11K
5 - 5K
1 - 11K
3 - 5K
1 - 11K
3 - 5K
-
-
-
2 - 15K
2 - 20K
2 - 11K
2 - 25K
2 - 20K
2 - 35K
2 - 25K
2 - 35K
2 - 50K
2 - 35K
5 - 2K
2 - 15K
2 - 20K
2 - 11K
2 - 25K
2 - 20K
2 - 35K
2 - 25K
2 - 35K
2 - 50K
2 - 35K
5 - 2K
1 - 15K
1 - 20K
1 - 11K
1 - 25K
1 - 20K
1 - 35K
1 - 25K
1 - 35K
1 - 50K
1 - 35K
5 - 2K
1 - 15K
1 - 20K
1 - 11K
1 - 25K
1 - 20K
1 - 35K
1 - 25K
1 - 35K
1 - 50K
1 - 35K
5 - 2K
RW-79
RW-67, RW-74
-
-
RW-67, RW-74
-
RW-78
-
11 W
RW-70
RW-79
RW-67, RW-74
RW-68, RW-74
RW-70
1.3 W
3.2 W
5.5 W
11 W
1.3 W
3.2 W
5.5 W
11 W
3 - 20K
2 - 40K
2 - 80K
10 - 1K
5 - 10K
3 - 20K
3 - 40K
3 - 20K
2 - 40K
2 - 80K
10 - 1K
5 - 10K
3 - 20K
3 - 40K
3 - 20K
2 - 40K
2 - 80K
5 - 1K
3 - 10K
2 - 20K
2 - 40K
3 - 20K
2 - 40K
2 - 80K
5 - 1K
3 - 10K
2 - 20K
2 - 40K
RW-79
RW-67, RW-74
3 W
5 W
10 W
NMWW10 RW-68, RW-74
(*) Other resistance values available - contact factory for details.
Rev Date: 08/07/2014
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
WW/MWW/NWW Series
Stackpole Electronics, Inc.
Resistive Product Solutions
General Purpose and Precision Wirewound Resistor
Performance Characteristics
Test
Test Condition
Result
Moisture Resistance
1000 hours, 95% R.H., 40ºC
1000 hours,
cycled power 1.5 hours ON, 0.5 hours OFF, 25ºC
1% max
Load Life
1%
Temperature Cycling
Short Time Overload
5 cycles, -55ºC to 200ºC
0.5%
1%
5 times rated power for 5 seconds
Resistor leads are grounded and high potential probe is
touched to the resistor body
500V for (N)WW12, 1, 1A and 2S.
1000V for all others
Dielectric Withstand Voltage
Operating Temperature Range: -55ºC to +350ºC
Mechanical Specifications
D
Type / Code
WW12 / NWW12
A
B
C
Unit
(Bulk) (1)
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
1.500 typ.
38.10 typ.
0.312 ± 0.062
7.92 ± 1.57
0.375 ± 0.062
9.53 ± 1.57
0.420 ± 0.062
10.67 ± 1.57
0.370 ± 0.062
9.40 ± 1.57
0.550 ± 0.062
13.97 ± 1.57
0.560 ± 0.062
14.22 ± 1.57
0.500 ± 0.062
12.70 ± 1.57
0.700 ± 0.062
17.78 ± 1.57
0.875 ± 0.062
22.23 ± 1.57
1.000 ± 0.062
25.40 ± 1.57
1.200 ± 0.062
30.48 ± 1.57
1.780 ± 0.062
45.21 ± 1.57
0.385 ± 0.062
9.78 ± 1.57
0.110 ± 0.031
2.79 ± 0.79
0.110 ± 0.031
2.79 ± 0.79
0.110 ± 0.031
2.79 ± 0.79
0.156 ± 0.031
3.96 ± 0.79
0.156 ± 0.031
3.96 ± 0.79
0.187 ± 0.031
4.75 ± 0.79
0.218 ± 0.031
5.54 ± 0.79
0.270 ± 0.031
6.86 ± 0.79
0.312 ± 0.031
7.92 ± 0.79
0.312 ± 0.031
7.92 ± 0.79
0.312 ± 0.031
7.92 ± 0.79
0.375 ± 0.031
9.53 ± 0.79
0.135 ± 0.031
3.43 ± 0.79
0.205 ± 0.031
5.21 ± 0.79
0.330 ± 0.031
8.38 ± 0.79
0.480 ± 0.031
12.19 ± 0.79
0.025 ± 0.002
0.64 ± 0.05
0.025 ± 0.002
0.64 ± 0.05
0.025 ± 0.002
0.64 ± 0.05
0.032 ± 0.002
0.81 ± 0.05
0.032 ± 0.002
0.81 ± 0.05
0.032 ± 0.002
0.81 ± 0.05
0.032 ± 0.002
0.81 ± 0.05
0.036 ± 0.002
0.91 ± 0.05
0.036 ± 0.002
0.91 ± 0.05
0.036 ± 0.002
0.91 ± 0.05
0.036 ± 0.002
0.91 ± 0.05
0.040 ± 0.002 (2)
1.02 ± 0.05 (2)
0.032 ± 0.002
0.81 ± 0.05
0.032 ± 0.002
0.81 ± 0.05
0.036 ± 0.002
0.91 ± 0.05
0.040 ± 0.002
1.02 ± 0.05
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
WW1, WWS2 / NWW1, NWWS2
WW1A / NWW1A
WW2, WWS3 / NWW2, NWWS3
WW2A / NWW2A
WW3, WWS4 / NWW3, NWWS4
WW3A / NWW3A
WW4, WWS5 / NWW4, NWWS5
WW5, WWS7 / NWW5, NWWS7
WW7 / NWW7
WW7B, WWS10 / NWW7B, NWWS10
WW10 / NWW10
MWW1 / NMWW1
0.560 ± 0.062
14.22 ± 1.57
0.925 ± 0.062
23.50 ± 1.57
1.965 ± 0.062
49.91 ± 1.57
MWW3 / NMWW3
MWW5 / NMWW5
MWW10 / NMWW10
(1) See "Resistor Packaging Specification Document" for lead length dimension for tape and reel packaged product
(2) Available in 0.036" / 0.91mm
Rev Date: 08/07/2014
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
2
www.seielect.com
marketing@seielect.com
WW/MWW/NWW Series
Stackpole Electronics, Inc.
Resistive Product Solutions
General Purpose and Precision Wirewound Resistor
Power Derating Curve:
-55ºC
100ºC
100
80
60
40
20
0
350ºC
0
50
100
150
200
250
300
350
400
-60
Ambient Temperature (ºC)
How to Order
1
2
3
4
5
6
7
8
9
W
W
1
F
T
1
K
0
0
Product Series
Power Rating
@ 125ºC @ 70ºC
Tolerance
Code Tol
Packaging
Resistance Value
Type/Code
WW
WWS
MWW
Standard
Mini
Molded
Code Description
Size
Quantity
2,500
Four characters
with the multiplier
used as the
WW12 / NWW12
WW1 / NWW1
WW1A / NWW1A
WW2 / NWW2
WWS2 / NWWS2
WW2A / NWW2A
WW3 / NWW3
WWS3 / NWWS3
WW3A / NWW3A
WW4 / NWW4
WWS4 / NWWS4
WW5 / NWW5
WWS5 / NWWS5
WW7 / NWW7
WWS7 / NWWS7
WW7B / NWW7B
WW10 / NWW10
WWS10 / NWWS10
MWW1 / NMWW1
MWW3 / NMWW3
MWW5 / NMWW5
MWW10 / NMWW10
0.4W
1W
1W
1.5W
2.5W
2.5W
3W
3W
3W
4W
4W
0.5 W
1.1 W
1.3 W
2.1 W
2.6 W
2.6 W
3.2 W
3.2 W
3.4 W
4.3 W
4.3 W
5.1 W
5.1 W
7.2 W
7.2 W
7.7 W
11.0 W
11.0 W
1.3 W
3.2 W
5.5 W
11.0 W
B
D
F
J
0.1%
0.5%
1%
WW12 / NWW12
WW1 / NWW1
WWS2 / NWWS2
WW1A / NWW1A
MWW1 / NMWW1
WW2 / NWW2
WWS3 / NWWS3
WW2A / NWW2A
WW3 / NWW3
WWS4 / NWWS4
MWW3 / NMWW3
WW3A / NWW3A
WW4 / NWW4
WWS5 / NWWS5
WW5 / NWW5
WWS7 / NWWS7
WW7 / NWW7
WW7B / NWW7B
WWS10 / NWWS10
MWW5 / NMWW5
WW10 / NWW10
MWW10 / NMWW10
NWW Non-Inductive
decimal holder.
Mini
Non-Inductive
5%
NWWS
0.5 ohm = R500
1 ohm = 1R00
10 Kohm = 10K0
2,000
11" Tape
T
and Reel
5W
5W
6.5W
6.5W
7W
10W
10W
1W
3W
5W
10W
500
250
Rev Date: 08/07/2014
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
3
www.seielect.com
marketing@seielect.com
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