ALSR, ALVR Datasheet

ALSR, ALVR
www.vishay.com
Vishay Huntington
Wirewound Resistors, Commercial Power,
Silicone Coated, Axial Lead
FEATURES
• High temperature coating (> 350 °C)
• All welded construction
• Available with “vitreous like appearance”
coating as ALVR
• Available in non-inductive styles with AyrtonPerry winding for lowest reactive components,
special “NI”
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL HISTORICAL
MODEL
MODEL
POWER RATING (1)
P25 °C W
CHARACTERISTIC U +250 °C
POWER RATING (1)
P25 °C W
CHARACTERISTIC V +350 °C
RESISTANCE
WEIGHT
TOLERANCE (2)
RANGE
(typical)
%

g
ALSR01
ALSR-1
1
-
0.10 to 6.37K
1, 3, 5, 10
0.27
ALVR01
ALVR-1
1
-
0.10 to 6.37K
1, 3, 5, 10
0.27
ALSR03
ALSR-3
3
-
0.10 to 12K
1, 3, 5, 10
0.68
0.68
ALVR03
ALVR-3
3
-
0.10 to 12K
1, 3, 5, 10
ALSR5A
ALSR-5A
4
5
0.10 to 40.3K
1, 3, 5, 10
2.1
ALVR5A
ALVR-5A
4
5
0.10 to 40.3K
1, 3, 5, 10
2.1
ALSR05
ALSR-5
5
7
0.10 to 58.5K
1, 3, 5, 10
3.2
ALVR05
ALVR-5
5
7
0.10 to 58.5K
1, 3, 5, 10
3.2
ALSR10
ALSR-10
7
10
0.10 to 92K
1, 3, 5, 10
4.9
ALVR10
ALVR-10
7
10
0.10 to 92K
1, 3, 5, 10
4.9
Notes
(1) Vishay Huntington ALSR / ALVR models have two power ratings depending on operation temperature and stability requirements. Models
not available for characteristic V are: ALSR01, ALVR01, ALSR03, and ALVR03.
(2) Other tolerances may be available, contact factory.
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: ALSR0325R00FE12NI
A
L
S
R
0
3
2
5
R
0
0
F
E
1
2
N
I
GLOBAL MODEL
(6 digits)
VALUE
(5 digits)
TOLERANCE
(1 digit)
PACKAGING
(3 digits)
SPECIAL
(up to 2 digits)
(see Standard Electrical
Specifications Global
Model column for
options)
R = decimal
K = thousand
1R500 = 1.5 
1K500 = 1.5 k
F = ± 1.0 %
H = ± 3.0 %
J = ± 5.0 %
K = ± 10.0 %
E07 = tape / reel
(ALSR5A / ALVR5A, ALSR05 / ALVR05)
E08 = tape / reel (ALSR01 / ALVR01)
E29 = tape / reel (ALSR10 / ALVR10)
E48 = tape / reel (ALSR03 / ALVR03)
E70 = tape / reel, 1K pieces
(smaller than ALSR05 / ALVR05)
E73 = tape / reel, 500 pieces
E12 = bulk, 100 pc boxes
(dash number)
from 1 to 99
as applicable
NI = non-inductive
Historical Part Number example: ALSR-3-25-1 %-NI
ALSR-3
25 
1%
NI
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE
SPECIAL
Revision: 18-Feb-16
Document Number: 31800
1
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
ALSR, ALVR
www.vishay.com
Vishay Huntington
DIMENSIONS in inches [millimeters]
1.50 [38.10]
min.
ALSR01
ALVR01
ALSR03
ALVR03
ALSR5A
ALVR5A
ALSR05
ALVR05
ALSR10
ALVR10
LD
DIMENSIONS in inches [millimeters]
D
± 0.032 [0.813]
0.110 [2.79]
0.110 [2.79]
0.180 [4.57]
0.180 [4.57]
0.200 [5.08]
0.200 [5.08]
0.312 [7.92]
0.312 [7.92]
0.312 [7.92]
0.312 [7.92]
L
± 0.032 [0.813]
0.406 [10.31]
0.406 [10.31]
0.500 [12.70]
0.500 [12.70]
0.920 [23.37]
0.920 [23.37]
0.875 [22.23]
0.875 [22.23]
1.730 [43.94]
1.730 [43.94]
LD
± 0.002 [0.051]
0.020 [0.508]
0.020 [0.508]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
0.032 [0.813]
DERATING
MATERIAL SPECIFICATIONS
Element: copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core: ceramic: steatite or alumina, depending on physical
size
End Caps: stainless steel
Coating: special high temperature silicone or special
formula of “vitreous like appearance” coating on ALVR
Terminals: tinned Copper clad steel
RATED POWER IN %
GLOBAL MODEL
D
L
120
100
80
40
Characteristic U
20
0
Part Marking: HEI, model, value, tolerance, date code
Characteristic V
60
- 50
- 65
0
50
100
25
150
200
250
300
350
AMBIENT TEMPERATURE IN °C
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Terminal Strength
Dielectric Withstanding Voltage
Operating Temperature Range
Maximum Working Voltage
UNIT
ppm/°C
lb
VAC
°C
V
RESISTOR CHARACTERISTICS
± 30 for 10  and above; ± 50 for 1  to 9.9 ; ± 90 for 0.5  to 0.99 
10 minimum
500 for 1 W and 1000 for 3 W and above
Characteristic U = -65 to +250, characteristic V = -65 to +350
(P x R)1/2
PERFORMANCE
TEST
Thermal Shock
Short Time Overload
Dielectric Withstanding
Voltage
Low Temperature Storage
High Temperature Exposure
Mechanical Shock
Vibration
Load Life
Moisture Resistance
Revision: 18-Feb-16
Rated power applied until thermally stable, then a minimum of 15 min at -55 °C
5x rated power (3 W and smaller), 10x rated power (4 W and larger) for 5 s
TEST LIMITS
(CHARACTERISTIC V)
± (2.0 % + 0.05 ) > R
± (2.0 % + 0.05 ) > R
500 VRMS, 1 min for 1 W and 1000 VRMS, 1 min for 3 W and above
± (0.1 % + 0.05 ) > R
-65 °C for 24 h
250 h at U = +250 °C, V = +350 °C
MIL-STD-202 method 213, 100 g’s for 6 ms, 10 shocks
Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each
2000 h at rated power, +25 °C, 1.5 h “ON”, 0.5 h “OFF”
MIL-STD-202 method 106, 7b not applicable
± (2.0 % + 0.05 ) > R
± (4.0 % + 0.05 ) > R
± (0.2 % + 0.05 ) > R
± (0.2 % + 0.05 ) > R
± (3.0 % + 0.05 ) > R
± (2.0 % + 0.05 ) > R
CONDITIONS OF TEST
Document Number: 31800
2
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
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Revision: 02-Oct-12
1
Document Number: 91000
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