LVR
www.vishay.com
Vishay Dale
Wirewound Resistors, Precision Power, Low Value, Commercial,
Axial Lead
FEATURES
Ideal for all types of current sensing
applications including switching and linear
power supplies, instruments and power Available
amplifiers
Excellent load life stability
Low temperature coefficient
Low inductance
Available
MIL-PRF-49465 qualified, type RLV resistors
can be found at: www.vishay.com/doc?30283
Available
Material categorization:
for definitions of compliance please see
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DESIGN SUPPORT TOOLS
www.vishay.com/doc?99912
Available
Note
* This datasheet provides information about parts that are
Models
Available
RoHS-compliant and / or parts that are non RoHS-compliant. For
example, parts with lead (Pb) terminations are not RoHS-compliant.
Please see the information / tables in this datasheet for details
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE WEIGHT
GLOBAL HISTORICAL POWER RATING TOLERANCE
(1)
RANGE TECHNOLOGY (typical)
MODEL MODEL P W %
25 C
g
(2)
LVR01 LVR-1 1 0.01 to 0.1 1, 3, 5, 10 Metal strip 0.5
LVR03 LVR-3 3 0.005 to 0.2 1, 3, 5, 10 Metal strip 2
LVR05 LVR-5 5 0.005 to 0.3 1, 3, 5, 10 Metal strip 5
LVR10 LVR-10 10 0.01 to 0.8 1, 3, 5, 10 Coil spacewound 11
Notes
(1)
Resistance is measured 3/8" [9.52 mm] from the body of the resistor, or at 1.183" [30.05 mm], 1.315" [33.40 mm], 1.675" [42.545 mm] or
2.575" [65.405 mm] spacing for the LVR01, LVR03, LVR05 and LVR10 respectively
(2)
LVR01: Standard resistance values are 0.01 , 0.015 , 0.02 , 0.025 , 0.03 , 0.033 , 0.04 , 0.05 , 0.051 , 0.06 , 0.068 ,
0.07 , 0.08 , 0.09 and 0.1 with 1 % tolerance. Other resistance values may be available upon request
TECHNICAL SPECIFICATIONS
PARAMETER UNIT LVR01 LVR03 LVR05 LVR10
Operating Temperature Range C -65 to +175 -65 to +275
Dielectric Withstanding Voltage V 1000 1000 1000 1000
AC
Insulation Resistance 10 000 M minimum dry
Short Time Overload - 5 x rated power for 5 s 10 x rated power for 5 s
Terminal Strength
lb 5 101010
(minimum)
1/2
Maximum Working Voltage V (P x R)
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: LVR055L000FS73 (visit www.vishay.net Vishay Dale parts numbering manual for all options)
L V R 055 L 000 FS 7 3
GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL
(dash number)
LVR01 R = decimal D = 0.5 % E12 = lead (Pb)-free bulk
(up to 3 digits)
LVR03 L = m F = 1.0 % E03 = lead (Pb)-free lacer pack (LVR10)
From 1 to 999
LVR05 (values < 0.010 ) G = 2.0 % E70 = lead (Pb)-free, tape / reel 1000 pieces (LVR01, 03)
as applicable
LVR10 R1500 = 0.15 H = 3.0 % E73 = lead (Pb)-free, tape / reel 500 pieces
7L000 = 0.007 J = 5.0 %
B12 = tin / lead bulk
K = 10.0 %
L03 = tin / lead lacer pack (LVR10)
S70 = tin / lead, tape / reel 1000 pieces (LVR01, 03)
S73 = tin / lead, tape/reel 500 pieces
Revision: 15-Nov-17 Document Number: 30206
1
For technical questions, contact: ww2aresistors@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
LVR
www.vishay.com
Vishay Dale
DIMENSIONS in inches [millimeters]
DIMENSIONS in inches [millimeters]
MODEL
A B C
(1)
1.50 [38.10]
0.010 [0.254] 0.010 [0.254] 0.002 [0.051]
A
minimum
LVR01 0.427 [10.85] 0.115 [2.92] 0.020 [0.508]
LVR03 0.560 [14.22] 0.205 [5.21] 0.032 [0.813]
LVR05 0.925 [23.50] 0.330 [8.38] 0.040 [1.02]
C
B
LVR10 1.828 [46.43] 0.392 [9.96] 0.040 [1.02]
Note
(1)
On some standard reel pack methods, the leads may be trimmed to a shorter length than shown
MATERIAL SPECIFICATIONS DERATING
Element: Self-supporting nickel-chrome alloy (LVR10 also 120
utilizes manganin)
100
Encapsulation: High temperature mold compound
Terminals: Tinned copper
80
LVR03
LVR05
Part Marking: Dale, model, wattage, value, tolerance, date
LVR10
60
code
Packaging: Reference Wirewound Through Hole Resistor
40
Packaging (www.vishay.com/doc?21028)
LVR01
20
0
- 65 - 25 25 75 125 175 225 275
AMBIENT TEMPERATURE IN C
TEMPERATURE COEFFICIENT (ppm/C)
LVR01 LVR03 LVR05 LVR10
850 for 0.005 to 0.0099 650 for 0.005 to 0.0099
1000 for 0.01 to 0.0249 300 for 0.01 to 0.0249
350 for 0.01 to 0.0249 250 for 0.01 to 0.0249
400 for 0.025 to 0.0499 150 for 0.025 to 0.0499
200 for 0.025 to 0.0499 150 for 0.025 to 0.0499
300 for 0.05 to 0.0749 125 for 0.05 to 0.0749
125 for 0.05 to 0.0749 100 for 0.05 to 0.0749
250 for 0.075 to 0.099 100 for 0.075 to 0.099
75 for 0.075 to 0.099 75 for 0.075 to 0.099
150 for 0.1 to 0.1 50 for 0.1 to 0.8
50 for 0.1 to 0.2 50 for 0.1 to 0.3
PERFORMANCE
TEST CONDITIONS OF TEST TEST LIMITS
Thermal Shock -65 C to +125 C, 5 cycles, 15 min at each extreme (0.2 % + 0.0005 ) R
Short Time Overload 5x rated power (LVR01, 03, 05), 10 x rated power (LVR10) for 5 s (0.5 % + 0.0005 ) R
Low Temperature Storage -65 C for 24 h (0.2 % + 0.0005 ) R
High Temperature Exposure 250 h at +275 C (+175 C for LVR01) (2.0 % + 0.0005 ) R
Dielectric Withstanding Voltage 1000 V , 1 min (0.1 % + 0.0005 ) R
RMS
Insulation Resistance MIL-STD-202 Method 302, 100 V 1000 M minimum
Moisture Resistance MIL-STD-202 Method 106, 7b not applicable (0.2 % + 0.0005 ) R
Shock, Specified Pulse MIL-STD-202 Method 213, 100 g's for 6 ms, 10 shocks (0.1 % + 0.0005 ) R
Vibration, High Frequency Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each (0.1 % + 0.0005 ) R
Load Life 2000 h at rated power, +25 C, 1.5 h ON, 0.5 h OFF (2.0 % + 0.0005 ) R
Bias Humidity +85 C, 85 % RH, 10 % bias, 1000 h (1.0 % + 0.0005 ) R
Revision: 15-Nov-17 Document Number: 30206
2
For technical questions, contact: ww2aresistors@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
R A T E D P O W E R I N %