NT
Features
Applications
n E24 resistance values
n Renewable energy
n RoHS compliant*
n Industrial
n Wide power range (1~10 W)
n Power supplies/chargers
n Coating material meets UL 94V-0
n Lighting
*R
oH
S
CO
M
PL
IA
n Low thermal resistant ceramic core
requirements
n Smart meters
EE
n Instruments/gauges
LE
AD
FR
n White goods
W Series Wirewound Power Resistor
Additional Information
Electrical Characteristics
Ro VER LEA
HS SI D F
CO ON RE
M SA E
PL R
IA E
NT
*
Resistance Range................................................. See Popular Resistance Values Table
Tolerance.....................................................................................................................5 %
Operating Temperature..........................................................................-55 °C to +200 °C
Temperature Coefficient............................................................................... ±300 ppm/°C
Maximum Voltage..................................................................................................... √ P * R
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PRODUCT
Non-inductive version is available upon request.
Popular Resistance Values
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LIBRARY
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How to Order
Code
R Value
Code
R Value
15R0
15 Ω
56R0
56 Ω
22R0
22 Ω
82R0
82 Ω
33R0
33 Ω
1000
100 Ω
39R0
39 Ω
1200
120 Ω
47R0
47 Ω
1500
150 Ω
Other E24 resistance values available upon request.
Physical Characteristics
Resistor..................................................................... Low thermal resistant ceramic core
Lead Wire.......................................................................................Tin-plated copper wire
Coating Material................................................................ Meets UL 94V-0 requirements
Environmental Characteristics
Test
Conditions
Specification
Short Time Overload
2.5 times rated voltage
for 5 seconds.
ΔR/R≤±(2 % ± 0.05 Ω)
Solderability
245 ±3 °C for 2.5 ±0.5 seconds.
Over 95 % coverage
Resistance to
Solder Heat
260 ±5 °C for 10 ± 1 seconds.
ΔR/R≤±(1 % + 0.05 Ω)
Dielectric Strength
Test voltage >500 Vrms for
>1 minute.
Pass
Insulation Resistance
Test voltage >500 Vrms for
1 minute.
>109 Ω
W1M
Load Life Humidity
40 ±2 °C, 90 to 95 %.
1.5 hours ON, 0.5 hours OFF for
1000 hours at rated power.
ΔR/R≤ ±(5 % + 0.05 Ω)
W3M
Load Life
70 ±2 °C.
1.5 hours ON, 0.5 hours OFF for
1000 hours at rated power.
ΔR/R≤±(5 % + 0.05 Ω)
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
W 3 M 22R0 J
Product Series
W = Wirewound
Power Rating
1 = 1 Watt
2 = 2 Watts
3 = 3 Watts
5 = 5 Watts
7 = 7 Watts
9 = 9 Watts
10 = 10 Watts
Pin Style
M = Axial Miniaturized Version
Resistance Code
• R
