m49465 military, rlv www.vishay.com vishay dale revision: 06-dec-11 1 document number: 30283 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 wirewound resistors, precision power, low value, military, mil-prf-49465 qualified, type rlv, axial lead features ? ideal for all types of current sensing applications including switching and linear power supplies, instruments and power amplifiers ? proprietary processing techni que produces extremely low resistance values ? excellent load life stability ? low inductance ? cooler operation for high power to size ratio standard electrical specifications military model vishay reference model power rating p 25 c w resistance range tolerance % technology m4946501 (rlv10) spr100526 5 0.01 to 0.5 1, 3, 5 coil spacewound m4946506 (rlv30) lvr03...26 3 0.01 to 0.2 1, 3, 5 metal strip m4946507 (rlv31) lvr05...26 5 0.01 to 0.3 1, 3, 5 metal strip technical specifications parameter unit m4946501 (rlv10) m4946506 (rlv30) m4946507 (rlv31) operating temperature range c - 55 to + 275 dielectric withstanding voltage v rms 1000 insulation resistance 1000 m minimum dry short time overload - 5 x rated power for 5 s terminal strength (minimum) lb 10 temperature coefficient (0.01 to 0.0249 ) ppm/c 150 350 250 temperature coefficient (0.025 to 0.0499 ) ppm/c 125 200 150 temperature coefficient (0.05 to 0.0749 ) ppm/c 100 125 100 temperature coefficient (0.075 to 0.099 ) ppm/c 50 75 75 temperature coefficient ( 0.1 ) ppm/c 50 50 50 maximum working voltage v ( p x r ) 1/2 weight (typical) g 6.35 2 5 global part number information military part numbering example: m4946506tr0100fb12 mil type spec. sheet number characteristic resistance value tolerance code packaging code m49465 01 (rlv10) 06 (rlv30) 07 (rlv31) t r0100 = 0.01 r1000 = 0.10 f = 1.0 % h = 3.0 % j = 5.0 % b12 = bulk pack (rlv30/rlv31) s70 = tape/reel (rlv30) s73 = tape/reel (rlv31) s51 = skin pack (rlv10) 4946506tr 0100f b1 m 2
m49465 military, rlv www.vishay.com vishay dale revision: 06-dec-11 2 document number: 30283 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 dimensions in inches [millimeters] note (1) on some standard reel pack methods, the lead s may be trimmed to a sh orter length than shown material specifications element: self-supporting nickel-chrome alloy (m4946501 (rlv10) utilizes manganin for some values) encapsulation: high temperature mold compound terminals: tinned copper packaging: reference wirewound through hole resistor packaging document: www.vishay.com/doc?21028 surface temperature vs. power derating 1.50 [ 3 8.10] (1) minimum a c b 0.125 [ 3 .17] typical m4946501 (rlv10) 1.50 [ 3 8.10] (1) minimum a m4946506 (rlv 3 0), m4946507 (rlv 3 1) c b military model dimensions in inches [millimeters] abc m4946501 (rlv01) 0.937 0.062 [23.80 1.57] 0.375 0.031 [9.53 0.787] 0.040 0.005 [1.02 0.130] m4946506 (rlv30) 0.560 0.031 [14.22 0.787] 0.205 0.031 [5.21 0.787] 0.036 0.005 [0.90 0.130] m4946507 (rlv31) 0.925 0.031 [23.50 0.787] 0.330 0.031 [8.38 0.787] 0.040 0.005 [1.02 0.130] marking example 91637 source code 1101 date code yymm m4946507 mil-prf-49465 model tr0100f characteristic, resistance type designation, tolerance 012345 250 200 150 100 50 0 s urface temperature in c power in w m4946507 (rlv 3 1) m4946506 (rlv 3 0) 25 ambient temperature in c rater power in % 120 100 80 60 40 20 - 55 - 25 75 125 175 225 275 0 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 5 x rated po wer for 5 s (0.5 % + 0.0005 ) r low temperature storage - 55 c for 24 h (0.2 % + 0.0005 ) r high temperature exposure 250 h at + 275 c (2.0 % + 0.0005 ) r dielectric withstanding voltage 1000 v rms , 1 min (0.1 % + 0.0005 ) r 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 m il-std-202 method 213, 100 g s for 6 ms, 10 shocks (0.1 % + 0.0005 ) r vibration, high frequency frequen cy 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 solderability ansi j-std-002 95 % coverage bias humidity + 85 c, 85 % rh, 10 % bias, 1000 h (1.0 % + 0.0005 ) r
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