KNP(Standard type)
Nonflame Wirewound Resistors
NKNP(Non-inductive type)
MERITEK
FEATURES
•
•
High heat dissipation: Small linear temperature coefficient
Instant overload capability; Low noise figure and without annual shift
in resistance value
•
Complete flameproof construction UL-1412
PART NUMBERING SYSTEMS
KNP
1W
-
103
J
TR
Meritek Series
Power Rating
CODE
½W
1WS
1W
1W
1W
2WS
2W
2W
2W
0.5W
Resistance
First 2 digits are significant
3rd digit is multiplier
“R” indicates decimal value below 10 ohm
Tolerance
CODE
J
(%)
5
TR: Tape & Reel
B: Bulk
DIMENSIONS
STYLE
DIMENTIONS (MM)
VALUE RANGE
Normal
KNP-1/2W
KNP-1W
KNP-2W
KNP-3W
KNP-5W
KNP-7W
KNP-8W
KNP-9W
KNP-10W
Miniature
KNP-1WS
KNP-2WS
KNP-3WS
KNP-5WS
KNP-7WS
KNP-8WS
KNP-9WS
KNP-10WS
L
D
H
d
9.0 0.5
3.2 0.5
4.5 0.5
5.0 0.5
6.0 0.5
8.0 0.5
8.0 0.5
8.0 0.5
8.0 0.5
9.0 0.5
26 2.0
35 2.0
32 2.0
32 2.0
38 2.0
38 2.0
38 2.0
38 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
0.78 0.03
0.78 0.03
0.78 0.03
1.0 0.03
0.1 ~50
0.1 ~100
0.1 ~330
0.1 ~200
0.5 ~300
0.5 ~300
11.5 1.0
15.5 1.0
16.5 1.0
24.0 1.0
30.0 1.0
40.0 1.0
47.0 1.0
49.0 1.0
1
~1.5K
~1.5K
~3.3K
1
1
Value range for standard resistance, below or over this resistance on request 2. Non- inductive type up 50 only
ELECTRICAL CHARACTERISTICS
KNP-1/2W KNP-1WS KNP-2WS KNP-3WS KNP-5WS KNP-7WS KNP-8WS KNP-9WS KNP-10WS
STYLE
KNP-1W
1W
KNP-2W
2W
KNP3W
3W
KNP-5W
5W
KPN-7W
7W
KNP-8W
8W
KNP-9W
9W
KNP-10W
10W
Power Rating At 70oC
Operating Temp. Range
Resistance Temp. Coeff.
Dielectric Withstanding Volt
0.5W
300V
-55oC to + 155oC
400PPM/ oC
300V
400V
400V
500V
500V
500V
800V
1000V
PERFORMANCE
Short time overload
2%+0.05
Insulation resistance
Load life
Load life in humidity
Solderability
Terminal strength
> 100M
5%+0.05
5%+0.05
95% min. coverage
Tensile: 2.5kg
Specifications are subject to change without notice.
rev.6a