RH, NH
Vishay Dale
www.vishay.com
Wirewound Resistors, Industrial Power,
Aluminum Housed, Chassis Mount
FEATURES
•
Molded construction for total environmental
protection
• Complete welded construction
Available
•
Meets applicable requirements of MIL-PRF-18546
• Available in non-inductive styles (type NH) with
Ayrton-Perry winding for lowest reactive
components
• Mounts on chassis to utilize heat-sink effect
• Excellent stability in operation (< 1 % change in
resistance)
Available
Available
Available
• MIL-PRF-18546 qualified, type RE resistors can
be found at: www.vishay.com/doc?30282
• Material categorization:
click logo to get started
DESIGN SUPPORT TOOLS
for definitions of compliance please see
www.vishay.com/doc?99912
Models
Available
Note
*
This datasheet provides information about parts that are RoHS-compliant and / or parts that are non RoHS-compliant. For example, parts
with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE
RESISTANCE
RESISTANCE
RESISTANCE
POWER
WEIGHT
(typical)
g
GLOBAL
MODEL
HISTORICAL
MODEL
RANGE
RANGE
RANGE
RANGE
RATING
P
25 °C W
7.5
0.05 %, 0.1 %
0.5 to 6.75K
0.5 to 2.32K
0.5 to 12.7K
0.5 to 4.45K
0.5 to 25.7K
0.5 to 9.09K
0.5 to 73.4K
0.5 to 26K
0.25 %
0.1 to 8.6K
0.1 to 3.27K
0.1 to 16.69K
0.1 to 5.54K
0.1 to 32.99K
0.1 to 12.8K
0.1 to 96K
0.1 to 36.7K
0.1 to 90K
0.1 to 37.5K
0.1 to 116K
0.1 to 48.5K
0.5 %
1 %, 3 %, 5 %
0.02 to 24.5K
0.05 to 12.75K
0.01 to 47.1K
0.05 to 23.5K
0.01 to 95.2K
0.05 to 47.6K
0.01 to 273K
0.05 to 136K
0.05 to 90K
RH005
NH005
RH010
NH010
RH025
NH025
RH050
NH050
RH100
NH100
RH250
NH250
RH-5
NH-5
0.05 to 8.6K
0.05 to 3.27K
0.05 to 16.69K
0.05 to 5.54K
0.05 to 32.99K
0.05 to 12.8K
0.05 to 96K
0.05 to 36.7K
0.05 to 90K
0.05 to 37.5K
0.05 to 116K
0.05 to 48.5K
3
3
5
7.5
RH-10
NH-10
RH-25
NH-25
RH-50
NH-50
RH-100
NH-100
RH-250
NH-250
12.5
12.5
25
25
50
5
12
12
28
28
353
353
637
637
50
100
100
250
250
0.5 to 90K
0.5 to 37.5K
0.5 to 116K
0.5 to 48.5K
0.05 to 37.5K
0.05 to 116K
0.05 to 48.5K
Note
•
RH005 and NH005 printed with 5 W power rating. RH010 and NH010 printed with 10 W power rating. New construction allows these
resistors to be rated at higher wattage but will only be printed with the higher wattage upon customer request
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
RH RESISTOR CHARACTERISTICS
20 for 10 and above; 50 for 1 to 9.9 , 100 for 0.1 to 0.99
(P x R)1/2
10 000 M minimum dry, 1000 M minimum after moisture test
Meets requirements of ANSI J-STD-002
-55 to +250
Temperature Coefficient
Maximum Working Voltage
Insulation Resistance
Solderability
ppm/°C
V
-
Operating Temperature Range
°C
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: RH0054R125FC02
R
H
0
0
5
4
R
1
2
5
F
C
0
2
GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE
PACKAGING
SPECIAL
RH005
(see Standard
Electrical
Specifications
Global Model
column for
options)
R = decimal
K = thousand
15R00 = 15
10K00 = 10 k
A = 0.05 %
B = 0.1 %
C = 0.25 %
D = 0.5 %
F = 1.0 %
H = 3.0 %
J = 5.0 %
E02 = lead (Pb)-free, card pack (RH005 - RH050)
E01 = lead (Pb)-free, skin pack (RH100 and RH250)
(dash number)
(up to 3 digits)
from 1 to 999
as applicable
C02 = tin / lead, card pack (RH005 - RH050)
J01 = tin / lead, skin pack (RH100 and RH250)
Historical Part Numbering example: RH-5 4.125 1 % C02
RH-5
4.125
1 %
C02
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING
Revision: 14-Nov-17
Document Number: 30201
1
For technical questions, contact: ww2aresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000