AH
www.vishay.com
Vishay Huntington
Wirewound Resistors, Commercial Power,
Aluminum Housed, Chassis Mount
FEATURES
• High volume product suitable for commercial
applications
• Molded construction for total environmental
protection
• Complete welded construction
• Available in non-inductive styles (special “NI”) with
Ayrton-Perry winding for lowest reactive components
• Mounts on chassis to utilize heat-sink effect
• For industrial applications, please see RH/NH datasheet:
www.vishay.com/doc?0201
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
POWER RATING
WITH STANDARD
HEATSINK
P
25 °C
W
75
100
150
200
250
300
POWER RATING
WITHOUT STANDARD
HEATSINK
P
25 °C
W
45
50
55
50
60
75
RESISTANCE
RANGE
± 5 %; ± 10 %
0.1 to 50K
0.1 to 100K
0.1 to 100K
0.1 to 50K
0.1 to 65K
0.1 to 80K
RESISTANCE
RANGE
(-NI)
± 5 %; ± 10 %
5 to 100
5 to 200
5 to 500
5 to 500
5 to 500
5 to 500
80
110
166
435
500
615
WEIGHT
(typical)
g
AH075
AH100
AH150
AH200
AH250
AH300
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Insulation Resistance
Operating Temperature Range
UNIT
ppm/°C
°C
AH RESISTOR CHARACTERISTICS
Typical values: ± 100 std. for 1
to 1 k; 25 std. for > 1 k
> 10 000 M
-25 to +250
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: AH0754R125JE66
A
H
0
7
5
4
R
1
2
TOLERANCE
CODE
J
= 5.0 %
K
= 10.0%
5
J
E
6
6
SPECIAL
NI
=
non-inductive
(dash number)
from
1
to
999
as applicable
GLOBAL MODEL
AH075
(see Standard Electrical
Specifications Global
Model column for
options)
RESISTANCE
VALUE
R
= decimal
K
= thousand
1R500
= 1.5
1K500
= 1.5 k
PACKAGING
E66
= lead (Pb)-free,
cardboard separator
pack
Revision: 01-Feb-2019
Document Number: 31883
1
For technical questions, contact:
ww2dresistors@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
AH
www.vishay.com
DIMENSIONS
in inches [millimeters]
F
F
F
Vishay Huntington
C
E
C
E
C
E
D
A
B
D
A
B
D
A
B
D
H
G
AH075 to AH100
H
I
G
AH150
H
I
G
AH200 to AH300
I
GLOBAL
MODEL
AH075
AH100
AH150
AH200
AH250
AH300
DIMENSIONS
in inches [millimeters]
A MAX.
1.97 [50]
2.6 [66]
3.86 [98]
3.54 [90]
4.33 [110]
5.12 [130]
B MAX.
2.8 [71]
3.54 [90]
4.92 [125]
5.71 [145]
6.5 [165]
7.09 [180]
C MAX.
1.89 [48]
1.89 [48]
1.89 [48]
2.87 [73]
2.87 [73]
2.87 [73]
D
E
F
± 0.012 [0.3] ± 0.012 [0.3] ± 0.012 [0.3]
1.14 [29]
1.38 [35]
2.28 [58]
1.38 [35]
1.75 [44.5]
2.05 [52]
1.46 [37]
1.46 [37]
1.46 [37]
2.25 [57.2]
2.25 [57.2]
2.25 [57.2]
0.17 [4.4]
0.17 [4.4]
0.17 [4.4]
0.21 [5.3]
0.21 [5.3]
0.26 [6.6]
G MAX.
0.46 [11.8]
0.46 [11.8]
0.46 [11.8]
0.81 [20.5]
0.81 [20.5]
0.81 [20.5]
H MAX.
1.02 [26]
1.02 [26]
1.02 [26]
1.77 [45]
1.77 [45]
1.77 [45]
I MAX.
0.14 [3.5]
0.14 [3.5]
0.14 [3.5]
0.27 [6.75]
0.27 [6.75]
0.27 [6.75]
GLOBAL
MODEL
AH075
AH100
AH150
AH200
AH250
AH300
LIMITING ELEMENT
VOLTAGE
(DC/AC
RMS
)
1400
1900
2500
1900
2200
2500
DIELECTRIC STRENGTH
(AC
PK
)
5000
5000
5000
5000
5000
5000
STANDARD HEATSINK
(1)
AREA
(cm
2
)
1000
1000
1000
3750
4800
5800
THICKNESS
(mm)
3
3
3
3
3
3
TERMINAL TYPE
Lugged
Lugged
Lugged
Threaded
Threaded
Threaded
Note
(1)
It is recommended that a heatsink compound be applied between the resistor and heatsink surface
TEMPERATURE VS. POWER
WATTAGE (W)
300
250
200
150
100
50
0
75 W
200 W
150 W
300 W
DERATING
RATED POWER IN %
120
100
80
60
40
20
0
-25
0
25
50
75
100
125
150
175
200
0
25
50
75
100
125
150
200
250
TEMPERATURE (°C)
AMBIENT TEMPERATURE IN °C
Note
• Typical at 25°C
Revision: 01-Feb-2019
Document Number: 31883
2
For technical questions, contact:
ww2dresistors@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
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
