Wirewound Resistors Flame -Proof Coating Type (KNP Series)
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PRODUCT FEATURES：
1. SUPER HEAT DISSIPATION；SMALL LINEAR TEMPERATURE COEFFICIENT
2. INSTANT OVERLOAD CAPABILITY；LOW NOISE FIGURE AND WITHOUT ANNUAL SHIFT ON RESISTANCE
VALUE
3. COMPLETE FLAMEPROOF CONSTRUCTION UL-1412
4. IDENTIFY NKNP BY THE FIFTH COLOR BAND WITH GREEN COLOR.
5.
VALUE RANGE:
±5%、±2%、±1%
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Dimension
TYPE / Rated Power at 70℃
℃
L
Standard
1/2W
1W
2W
3W
5W
Miniature
1WS
2WS
3WS
5WS
7WS
9.0±0.5
11.5±1.0
15.5±1.0
17.5±1.0
24.5±1.0
3.2±0.5
4.5±0.5
5.0±0.5
6.0±0.5
8.0±0.5
26±2.0
35±2.0
32±2.0
32±2.0
38±2.0
0.65±0.03
0.78±0.03
0.78±0.03
0.78±0.03
0.78±0.03
Miniature Series:
Pink Color Epoxy
Coating
Standard Series:
Grey Color Epoxy
Coating
D
H
d
Comment
Unit: mm
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Electrical Characteristics
Power Rating at 70℃
℃
Operating Temp.
Range
Dielectric
Withstanding Voltage
Resistance Range
(±1%.±2%.±5%)
±
±
±
1/2W
1WS
1W
2WS
2W
3WS
3W
5WS
5W
7WS
－55℃
to
＋155℃
300V
0.01Ω~50Ω
0.01Ω~100Ω
0.01Ω~330Ω
400V
0.01Ω~330Ω
0.01Ω~560Ω
Value range for standard resistance，below or over this resistance on request.
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Power Graph (℃)
℃
■
Hot-Spot Temperature (%)
TEL: 886-7-7884328
FAX: 886-7-7884320
E-mail:
service@everohms.com
http://www.everohms.com
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Temperature Coefficient (T.C.R.)
TYPE
1/2W, 1WS, 1W, 2W, 2WS,
3W, 3WS, 5W, 5WS, 7WS
±400
ppm
Max. Value of Temp. Coefficient ppm/℃
℃
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Environmental Characteristics
Performance Test
SHORT TIME OVERLOAD
TEMPERATURE COEFFICIENT
(T.C.R.)
DIELECTRIC WITHSTANDING
JIS-C5202 5.7
VOLTAGE
INSULATION RESISTANCE
JIS-C5202 5.6
JIS-C5202 7.10
LOAD LIFE
70℃ at RCWV for1000hrs.(1.5hrs. on，0.5hrs. off)
℃
，
JIS-C5202 7.9
40±2℃ 90~95%RH at RCWV for 1000hrs.
± ℃
(1.5hrs. on，0.5hrs. off)
，
JIS-C5202 6.5
260±5℃ for 2±0.5 seconds
± ℃
±
In V-Block
＞
100MΩ
Ω
In V-Block for 60 seconds
By Type
JIS-C-5202 5.5
Test Method
2.5 times RCWV for 5 seconds
Requirements
±
(2%+0.05Ω)
Ω
Resistance value at room temperature and room
temperature+100℃
℃
By Type
±
(5%+0.05Ω)
Ω
LOAD LIFE IN HUMIDITY
±
(5%+0.05Ω)
Ω
SOLDER ABILITY
95% min. coverage
Direct load for 10 sec. in the direction off the
TERMINAL STRENGTH
terminal leads.
Rated continuous Working Voltage (RCWV) =
Tensile:≧2.5kg
≧
POWER
.RATING. * RESISTANCE.VALUE
TEL: 886-7-7884328
FAX: 886-7-7884320
E-mail:
service@everohms.com
http://www.everohms.com
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Parts Number Explanation
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Example
KNP
Product
Type
1/2W
Type
1/2W
1/2WS
1/W
1WS
2W
2WS
3W
3WS
5W
5WS
7WS
J
Resistor
Tolerance
F：±1%
G：±2%
J：±5%
10R
Resistors
Value
P
Package
P、W：Tape
D：Bulk
05
Quantity
01
：
1000PCS
05
：
5000PCS
TEL: 886-7-7884328
FAX: 886-7-7884320
E-mail:
service@everohms.com
http://www.everohms.com
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