WIREWOUND
WH/WN Series
Miniature Molded Wirewound
F ꢀ at u ꢁ ꢀ S
•ꢀWHꢀprecisionꢀseriesꢀ
•ꢀWNꢀArytonꢀPerryꢀwindingꢀNon-Inductiveꢀseries:
Inductanceꢀ<1nHꢀatꢀ1MHZꢀtest,
•ꢀDesignedꢀtoꢀmeetꢀMIL-R-26F,ꢀMIL-STD-202ꢀstan-
dardꢀrequirementsꢀ
•ꢀManufacturingꢀprocessꢀ-Wireꢀwinding/ꢀSpotꢀ
Welding-ꢀbyꢀComputerꢀNumericalꢀControlꢀ(CNC)ꢀ
machineꢀtoolsꢀtoꢀensureꢀconsistencyꢀofꢀproductꢀ
quality.ꢀ
•ꢀEncapsulatedꢀbyꢀepoxyꢀmoldingꢀcompound
•ꢀAdvancedꢀICꢀencapsulationꢀmold/dieꢀtechnologiesꢀ
SꢀꢁꢂꢀS SPꢀcꢂFꢂcatꢂONS
cHaꢁactꢀꢁꢂStꢂcS
Power Resistance
Ceramic Core CeramTec Rubalit® 85% alumina
End Caps Stainless steel, precision formed
Rating
Range
Weight
(g/1000pc)
216
Type (watts)
(Ω)
Leads Copper wire,100% Sn (lead free)
WHA 0.5 0.100 - 1.0K
coated
WNA
WHB
WNB
WHC
WNC
WHD
WND
WHE
WNE
0.100 - 250
0.100 - 4.0K
0.100 - 1.0K
0.10 - 8.0K
0.10 - 2.0K
0.10 - 25K
0.10 - 5.0K
0.10 - 50K
0.10 - 10K
Resistance Wire ISAOHM® wire TC ±20ppm/°C
1
2
3
5
296
712
Encapsulation SUMICON 1100/1200 Epoxy molding
compound for IC encapsulation
Standard Tolerance D (0.5%), F (1.0%), J (5.0%)
1160
2920
Temperature ±90 for 0.100Ω-0.99Ω, ±50 for
Coefficient (ppm/°C) 1.00Ω-10.00Ω, ±20 for >10.00Ω
Maximum Working (PxR)1/2
Voltage
Derating Linearly from 100% @ +70°C to 0%
@ +150°C.
Operating Temp -55°C to +150°C
dꢂmꢀNSꢂONS
0.984 / 25
L
D
d
Packaging
�
ꢀ
Tape
Reel
Pc/
Type
Wattage
L
D
d
Width
Pitch
Diam.
reel
WH/NA
WH/NB
WH/NC
WH/ND
WH/NE
0.5 5.08 / 0.200
2.54 / 0.100
3.00 / 0.120
6.86 / 0.270
5.50 / 0.216
7.50 / 0.295
0.60 / 0.024
0.60 / 0.024
0.80 / 0.031
0.80 / 0.031
1.00 / 0.039
64 / 2.520 5.0 / 0.197 290 / 11.41 1000
64 / 2.520 5.0 / 0.197 290 / 11.41 1000
1
2
1
2
7.00 / 0.276
11.4 / 0.450
13.54 / 0.530
20.00 / 0.790
64 / 2.520 10 / 0.393
84 / 3.307 10 / 0.393
290 / 11.41 1000
290 / 11.41 500
290 / 11.41 500
4 / 3.307
10 / 0.393
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
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