ALSR0118R00FE12 Datasheet, PDF (2/3 Pages) Vishay Siliconix – Wirewound Resistors, Commercial Power, Silicone Coated, Axial Lead

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DIMENSIONS in inches [millimeters]
1.50 [38.10]
min.
ALSR, ALVR
Vishay Huntington
D
L
LD
GLOBAL MODEL
ALSR01
ALVR01
ALSR03
ALVR03
ALSR5A
ALVR5A
ALSR05
ALVR05
ALSR10
ALVR10
L
± 0.032 [0.813]
0.385 [9.8]
0.437 [11.1]
0.530 [13.5]
0.563 [14.3]
0.937 [23.8]
1.031 [26.2]
0.937 [23.8]
1.031 [26.2]
1.800 [45.7]
1.843 [46.8]
DIMENSIONS in inches [millimeters]
D
± 0.032 [0.813]
0.110 [2.8]
0.125 [3.2]
0.200 [5.1]
0.218 [5.5]
0.200 [5.1]
0.218 [5.5]
0.312 [7.9]
0.343 [8.7]
0.312 [7.9]
0.343 [8.7]
LD
± 0.002 [0.051]
0.020 [0.5]
0.020 [0.5]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
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
Part Marking: HEI, model, value, tolerance, date code
DERATING
120
100
80
Characteristic V
60
40
Characteristic U
20
0
- 50
- 65
0
50
25
100 150 200 250 300 350
AMBIENT TEMPERATURE IN °C
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
Temperature Coefficient
ppm/°C
Terminal Strength
lb
Dielectric Withstanding Voltage
V_AC
Operating Temperature Range
°C
Maximum Working Voltage
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
CONDITIONS OF TEST
Rated power applied until thermally stable, then a minimum of 15 min at - 55 °C
5 x rated power (3 W and smaller), 10 x rated power (4 W and larger) for 5 s
TEST LIMITS
(CHARACTERISTIC V)
± (2.0 % + 0.05 ) > R
± (2.0 % + 0.05 ) > R
500 V_RMS, 1 min for 1 W and 1000 V_RMS, 1 min for 3 W and above
- 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
± (0.1 % + 0.05 ) > R
± (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
Revision: 24-Feb-12
2
Document Number: 31800
For technical questions, contact: [e-mail]
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ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000