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?30201
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE
RANGE
RESISTANCE
RANGE
(-NI)
± 5 %; ± 10 %
± 5 %; ± 10 %
45
0.1 to 50K
5 to 100
80
100
50
0.1 to 100K
5 to 200
110
AH150
150
55
0.1 to 100K
5 to 500
166
AH200
200
50
0.1 to 50K
5 to 500
435
AH250
250
60
0.1 to 65K
5 to 500
500
AH300
300
75
0.1 to 80K
5 to 500
615
POWER RATING
WITH STANDARD
HEATSINK
P25 °C W
POWER RATING
WITHOUT STANDARD
HEATSINK
P25 °C W
AH075
75
AH100
GLOBAL
MODEL
WEIGHT
(typical)
g
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
AH RESISTOR CHARACTERISTICS
ppm/°C
Typical values: ± 100 std. for 1 to 1 k; 25 std. for > 1 k
Insulation Resistance
> 10 000 M
Operating Temperature Range
°C
-25 to +250
Temperature Coefficient
GLOBAL PART NUMBER INFORMATION
Global Part Numbering Example: AH0754R125JE66
A
H
0
GLOBAL MODEL
AH075
(see Standard Electrical
Specifications Global
Model column for
options)
Revision: 30-Aug-2021
7
5
4
R
1
2
RESISTANCE
VALUE
TOLERANCE
CODE
R = decimal
K = thousand
1R500 = 1.5
1K500 = 1.5 k
J = 5.0 %
K = 10.0 %
5
J
E
6
6
PACKAGING
SPECIAL
E66 = lead (Pb)-free,
cardboard separator
pack
NI = non-inductive
(dash number)
from 1 to 999
as applicable
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
Vishay Huntington
DIMENSIONS in inches [millimeters]
F
C
F
E
C
C
E
D
A
B
H
F
E
D
A
B
H
G
I
D
H
G
AH075 to AH100
D
A
B
I
G
I
AH200 to AH300
AH150
DIMENSIONS in inches [millimeters]
GLOBAL
MODEL
A MAX.
B MAX.
C MAX.
AH075
1.97 [50]
2.8 [71]
1.89 [48]
1.14 [29]
1.46 [37]
AH100
2.6 [66]
3.54 [90]
1.89 [48]
1.38 [35]
1.46 [37]
D
E
F
± 0.012 [0.3] ± 0.012 [0.3] ± 0.012 [0.3]
G MAX.
H MAX.
I MAX.
0.17 [4.4]
0.46 [11.8]
1.02 [26]
0.16 [4.0]
0.17 [4.4]
0.46 [11.8]
1.02 [26]
0.16 [4.0]
AH150
3.86 [98]
4.92 [125]
1.89 [48]
2.28 [58]
1.46 [37]
0.17 [4.4]
0.46 [11.8]
1.02 [26]
0.16 [4.0]
AH200
3.54 [90]
5.71 [145]
2.87 [73]
1.38 [35]
2.25 [57.2]
0.21 [5.3]
0.81 [20.5]
1.77 [45]
0.22 [5.5]
AH250
4.33 [110]
6.5 [165]
2.87 [73]
1.75 [44.5]
2.25 [57.2]
0.21 [5.3]
0.81 [20.5]
1.77 [45]
0.22 [5.5]
AH300
5.12 [130]
7.09 [180]
2.87 [73]
2.05 [52]
2.25 [57.2]
0.26 [6.6]
0.81 [20.5]
1.77 [45]
0.22 [5.5]
LIMITING ELEMENT
VOLTAGE
(DC/ACRMS)
DIELECTRIC STRENGTH
(ACPK)
AH075
1400
AH100
AH150
GLOBAL
MODEL
STANDARD HEATSINK (1)
AREA
(cm2)
THICKNESS
(mm)
TERMINAL TYPE
5000
1000
3
Lugged
1900
5000
1000
3
Lugged
2500
5000
1000
3
Lugged
AH200
1900
5000
3750
3
Threaded
AH250
2200
5000
4800
3
Threaded
AH300
2500
5000
5800
3
Threaded
Note
(1) It is recommended that a heatsink compound be applied between the resistor and heatsink surface
DERATING
300
300 W
250
200 W
200
150 W
150
100
120
100
80
60
40
75 W
50
0
RATED POWER IN %
WATTAGE (W)
TEMPERATURE VS. POWER
0
25
50
75
100
125
20
150
175
200
TEMPERATURE (°C)
0
-25
0
25
50
75
100
125
150
200
250
AMBIENT TEMPERATURE IN °C
Note
• Typical at 25°C
Revision: 30-Aug-2021
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.
Hyperlinks included in this datasheet may direct users to third-party websites. These links are provided as a convenience and
for informational purposes only. Inclusion of these hyperlinks does not constitute an endorsement or an approval by Vishay of
any of the products, services or opinions of the corporation, organization or individual associated with the third-party website.
Vishay disclaims any and all liability and bears no responsibility for the accuracy, legality or content of the third-party website
or for that of subsequent links.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
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© 2022 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 01-Jan-2022
1
Document Number: 91000
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