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NH25012R40CE01

Description
Fixed Resistor, Wire Wound, 250W, 12.4ohm, 0.25% +/-Tol, 20ppm/Cel, Chassis Mount, GREEN
CategoryPassive components    The resistor   
File Size576KB,5 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Environmental Compliance
Download Datasheet Parametric View All

NH25012R40CE01 Overview

Fixed Resistor, Wire Wound, 250W, 12.4ohm, 0.25% +/-Tol, 20ppm/Cel, Chassis Mount, GREEN

NH25012R40CE01 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerVishay
package instructionGREEN
Reach Compliance Codeunknow
ECCN codeEAR99
Other featuresNON INDUCTIVE, FREE AIR POWER: 100W
structureAluminum Housing
JESD-609 codee4
Installation featuresCHASSIS MOUNT
Number of terminals2
Maximum operating temperature250 °C
Minimum operating temperature-55 °C
Package height55.58 mm
Package length114.3 mm
Package formChassis Mou
Package width53.98 mm
method of packingBULK
Rated power dissipation(P)250 W
Rated temperature25 °C
resistance12.4 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyWIRE WOUND
Temperature Coefficient20 ppm/°C
Terminal surfaceNickel/Palladium/Gold (Ni/Pd/Au)
Terminal shapeBINDING POST
Tolerance0.25%
RH, NH
www.vishay.com
Vishay Dale
Wirewound Resistors, Industrial Power,
Aluminum Housed, Chassis Mount
FEATURES
• Molded construction for total environmental
protection
• Complete welded construction
• 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)
• MIL-PRF-18546 qualified, type RE resistors can
be found at:
www.vishay.com/doc?30282
• Material categorization: For definitions of
compliance please see
www.vishay.com/doc?99912
Note
*
Lead (Pb)-containing terminations are not RoHS-compliant. Exemptions may apply.
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
HISTORICAL
MODEL
POWER
RATING
P
25 °C
W
7.5
7.5
12.5
12.5
25
25
50
50
100
100
250
250
RESISTANCE
RANGE
± 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
0.5 to 90K
0.5 to 37.5K
0.5 to 116K
0.5 to 48.5K
RESISTANCE
RANGE
± 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
RESISTANCE
RANGE
± 0.5 %
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
RESISTANCE
RANGE
± 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
0.05 to 37.5K
0.05 to 116K
0.05 to 48.5K
WEIGHT
(typical)
g
3
3
5
5
12
12
28
28
353
353
637
637
RH005
RH-5
NH005
NH-5
RH010
RH-10
NH010
NH-10
RH025
RH-25
NH025
NH-25
RH050
RH-50
NH050
NH-50
RH100
RH-100
NH100
NH-100
RH250
RH-250
NH250
NH-250
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
Temperature Coefficient
Maximum Working Voltage
Insulation Resistance
Solderability
Operating Temperature Range
UNIT
ppm/°C
V
-
°C
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
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: RH0054R125FC02
R
H
0
0
5
4
R
1
2
5
F
C
PACKAGING
0
2
SPECIAL
(Dash Number)
(up to 3 digits)
From
1 to 999
as applicable
GLOBAL MODEL
RH005
(See Standard
Electrical
Specifications
Global Model
column for
options)
RH-5
RESISTANCE VALUE
R
= Decimal
K
= Thousand
15R00
= 15
10K00
= 10 k
TOLERANCE CODE
A
= 0.05 %
B
= 0.1 %
C
= 0.25 %
D
= 0.5 %
F
= 1.0 %
H
= 3.0 %
J
= 5.0 %
4.125
E02
= Lead (Pb)-free, card pack (RH005 - RH050)
E01
= Lead (Pb)-free, skin pack (RH100 and RH250)
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
1%
TOLERANCE CODE
C02
PACKAGING
Document Number: 30228
HISTORICAL MODEL
Revision: 22-Jun-12
RESISTANCE VALUE
1
For technical questions, contact:
ww2bresistors@vishay.com
本文如有变更,恕不另行通知。本文及本文所述产品附带具½免责声明,详情请参见
www.vishay.com/doc?99905。
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