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PDF AVT25A Data sheet ( Hoja de datos )
| Número de pieza | AVT25A | |
| Descripción | Adjustable Tubular | |
| Fabricantes | Vishay | |
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www.vishay.com
AVT
Vishay Huntington
Wirewound Resistors, Industrial Power,
Vitreous Coated, Adjustable Tubular
FEATURES
• High temperature vitreous coating
• Complete welded construction
• Tight tolerance of 5 % for values above 1
• Excellent stability in operation (< 3 % change in
resistance)
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
HISTORICAL
MODEL
POWER RATING
P25 °C
W
AVT010
AVT020
AVT20A
AVT025
AVT25A
AVT25B
AVT050
AVT50A
AVT50B
AVT075
AVT75A
AVT080
AVT100
AVT130
AVT160
AVT175
AVT200
AVT225
AVT-10
AVT-20
-
AVT-25
AVT-25A
AVT-25B
AVT-50
AVT-50A
AVT-50B
AVT-75
AVT-75A
-
AVT-100
AVT-130
AVT-160
-
AVT-200
AVT-225
12
20
15
25
30
30
50
60
70
75
90
90
100
130
175
175
225
225
RESISTANCE
RANGE
±5%
0.1 to 10.2K
1.0 to 18K
1.0 to 60K
0.1 to 23K
0.1 to 30K
0.1 to 24K
0.1 to 57K
0.1 to 75K
0.1 to 84.3K
0.1 to 85.5K
0.1 to 114K
1.0 to 190K
0.1 to 132K
0.1 to 192K
0.1 to 398K
1.0 to 500K
0.1 to 337K
0.1 to 337K
RESISTANCE
RANGE
± 10 %
0.1 to 10.2K
1.0 to 18K
0.10 to 60K
0.1 to 23K
0.1 to 30K
0.1 to 24K
0.1 to 57K
0.1 to 75K
0.1 to 84.3K
0.1 to 85.5K
0.1 to 114K
0.10 to 190K
0.1 to 132K
0.1 to 192K
0.1 to 398K
0.10 to 500K
0.1 to 337K
0.1 to 337K
WEIGHT
(typical)
g
6.69
12.57
8.64
20.72
20.72
14.25
42.08
65.64
64.82
106.37
183.82
121.58
91.37
192.36
250.8
250.8
309.97
309.97
Revision: 03-Jun-16
1 Document Number: 31841
For technical questions, contact: [email protected]
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
1 page  
www.vishay.com
AVT
Vishay Huntington
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
Power Rating
W
Resistance Range
Resistance Tolerance
%
Temperature Coefficient
ppm/°C
Operating Temperature
°C
Temperature Rise
°C
Maximum Altitude
f.a.s.l.
Short-Term Overload
-
Surge Windings
Maximum Working Voltage
-
Insultation Resistance
Dielectric Voltage
Creepage
VRMS
Terminal Sleeves
Inductance
μH
Non-Inductive Winding
Terminal Strength
lb
Electrical or Mechanical Customization
RESISTOR CHARACTERISTICS
12 to 225
1 to 398K
5, 10
± 260 for 20 and above, ± 400 for 1 to 19.99
-55 °C to 350 °C
325 °C above an ambient of 25 °C
10 000
10x rated power for 5 s
Available
(P x R)0.5
1M
1000 VAC
Varies by wattage, see “Terminal Setback” in Dimensions table
n/a
Varies by wattage and resistance
Available
10 lbs
Contact factory: [email protected]
MATERIAL SPECIFICATIONS
Element
Core
Coating
Standard Terminals
Optional Terminals
Terminal Bands
Part Marking
Copper-nickel alloy or nickel-chrome alloy, depending on resistance value
Cordierite, steatite
Special high temperature vitreous enamel
Tinned alloy 42
Alloy 42
Alloy 42
HEI, model, wattage, value, tolerance, date code
DERATING
120
100
80
60
40
20
0
0 50
25
100 150 200 250 300 350
AMBIENT TEMPERATURE IN °C
Revision: 03-Jun-16
5 Document Number: 31841
For technical questions, contact: [email protected]
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
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet AVT25A.PDF ] | |
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