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(lrc) metal strip chip current sense resistor token electronics industry co., ltd. taiwan: no.137, sec. 1, zhongxing rd., wugu district, new taipei city, taiwan, r.o.c. 24872 t el : +886 2981 0109 f ax : +886 2988 7487 china: 12f, zhong xing industry bld., chuang ye road, nan shan district, shen zhen city, guang dong, china 518054 tel : +86 755 26055363; fax : +86 755 26055365 web: www.token.com.tw email: rfq@token.com.tw version: january 12, 2017
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 1 / 11 ? product introduction features : ? low tcr 50ppm/ , 100ppm/ . ? high wattage rating up to 3w. ? customized resistance available. ? resistance values from 0.5m to 15m. ? without laser trimmed with very low inductance. applications : ? for nb power management. ? for mb power management. ? for monitor power management. ? swps: dc - dc converter, charger, adaptor. providing design engineers with an economical low ohmic value, metal strip current sense surface mount resistor with high quality performance, token electronics lrc series is suitable for applications in the automotive sector for applications that require high power handling (up to 3w) and low resistance 0.5m. from a cert ified supplier offering the automotive quality, token's lrc series gives all round superior performance for current sensing in lamp detection, mirrors, window lift, steering and seat controls. as a first instance, the lrc series displays enhanced power han dling capabilities, against other technologies. thermal conductivity is important for chip resistors - little heat is dissipated directly into the air, and instead, is conducted out through the solder pads. the heat generated from the specially constructed lrc resistor is more readily dispersed, therefore preventing localized heating, which contributes to tcr and thermal emf errors, premature aging and possible scorching of the pc board. the current sensing resistors (lrc) are rated for ambient operation fr om - 55 to +170 . the lrc series is rohs compliant and lead free. need more detail information about (lrc), please link to token official website current sense resistors . contact us with your specific needs. token (lrc) metal strip current sense chip resis tor save space, time, and cost.
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 2 / 11 ? construction & dimensions 2512 construction & dimension (lrc) (unit: mm) black 2512 - wave or ir reflow soldering green 2512 - ir reflow soldering only 1206 & 2010 construction (lrc) type material 0m50 ~ r003 manganese, copper 3m5 ~ r010 aluminum, iron, chromium 1206 & 2010 construction
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 3 / 11 chip 2512, 2010, 1206 dimensions (lrc) type resistance (m) l(mm) w(mm) t(mm) d(mm) weight(g) / 1000pcs lrc06*tf0m50 0.50 3.200.25 1.600.10 0.600.20 1.350.25 22.6 lrc06*td0m75 0.75 3.200.25 1.600.10 0.600.20 1.230.25 22.6 lrc06*t***** 1.0, 3.5, 4.0, 5.0, 6.0 3.200.25 1.600.10 0.600.20 1.100.25 22.6 lrc06*t***** 2.0, 3.0, 10 3.200.25 1.600.10 0.600.20 0.600.25 22.6 lrc06*t***** 1.2, 1.5, 7.0, 8.0, 9.0 3.200.25 1.600.10 0.600.20 0.900.25 22.6 lrc10*tea0m50 0.5 5.080.25 2.540.15 0.600.20 2.170.25 42.3 lrc10*tda0m75 0.75 5.080.25 2.540.15 0.600.20 2.040.25 42.3 lrc10*tdar001 1.0 5.080.25 2.540.15 0.600.20 1.840.25 42.3 lrc10*tda**** 2.0, 6.0, 7.0, 8.0 5.080.25 2.540.15 0.600.20 1.540.25 42.3 lrc10*tdar003 3.0 5.080.25 2.540.15 0.600.20 1.040.25 42.3 lrc10*tda**** 4.0, 5.0 5.080.25 2.540.15 0.600.20 1.840.25 42.3 lrc10*tda**** 9.0, 10 5.080.25 2.540.15 0.600.20 1.290.25 42.3 lrc12*t**0m50g 0.50 6.350.25 3.000.20 0.600.20 2.680.25 59.13 lrc12*t**0m75g 0.75 6.350.25 3.000.20 0.600.20 2.480.25 59.13 lrc12*t******g 1.0, 6.0 6.350.25 3.000.20 0.600.20 1.930.25 59.13 lrc12*t******g 1.5, 6.5, 7.0 6.350.25 3.000.20 0.600.20 1.430.25 59.13 lrc12*t******g 2.0, 2.5, 3.0, 3.5 6.350.25 3.000.20 0.600.20 1.180.25 59.13 lrc12*t******g 4.0, 4.5 6.350.25 3.000.20 0.600.20 2.180.25 59.13 lrc12*t******g 5.0, 6.0 6.350.25 3.000.20 0.600.20 1.930.25 59.13 lrc12*t******g 8.0 - 10 6.350.25 3.000.20 0.600.20 1.180.25 59.13 lrc12*t*****g 11 - 15 6.350.25 3.000.20 0.600.20 1.180.25 59.13 lrc12*t*0m50 0.50 6.350.254 3.180.254 1.250.20 1.300.38 184.11 lrc12*t*0m75 0.75 6.350.254 3.180.254 0.750.20 1.300.38 131.11 lrc12*t*r001 1.00 6.350.254 3.180.254 0.650.20 1.300.38 110.85 lrc12*t*1m50 1.50 6.350.254 3.180.254 0.450.20 1.300.38 67.16 lrc12*t*r002 2.00 6.350.254 3.180.254 0.350.20 1.300.38 49.30 lrc12*t*2m50 2.50 6.350.254 3.180.254 0.650.20 1.300.38 97.95 lrc12*t*r003 3.00 6.350.254 3.180.254 0.550.20 1.300.38 83.49 lrc12*t*r004 4.00 6.350.254 3.180.254 0.450.20 1.300.38 62.59 lrc12*t*r005 5.00 6.350.254 3.180.254 0.350.20 1.300.38 49.84 lrc12*t*r006 6.00 6.350.254 3.180.254 0.320.20 1.300.38 41.76 lrc12*t*6m50 6.50 6.350.254 3.180.254 0.300.20 1.300.38 35.85 lrc12*t*r007 7.00 6.350.254 3.180.254 0.270.20 1.300.38 34.01 lrc12*t*r010 10.00 6.350.254 3.180.254 0.250.20 1.300.38 25.97 chip 2512, 2010, 1206 dimensions (lrc) notice: token is capable of manufacturing the optional spec based on customer's requirement.
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 4 / 11 ? electrical specifications standard electrical specifications (lrc) type power rating at 70 operating temp. range resistance tolerance (%) resistance (m) tcr (ppm/ ) lrc06*tf0m50 1w - 55 ~ +170 1, 3, 5 0.5 200 lrc06*td**** 1w 0.75 - 10 50 lrc12*td**** 1w 0.5, 0.75, 1, 1.5, 2 50 lrc12*tw**** 1w 6, 6.5, 7 75 lrc12*te**** 1w 4, 5, 10 100 lrc12*tk**** 1w 2.5, 3 150 lrc12*td****g 1w 11, 12, 13, 14, 15 50 high power rating electrical specifications (lrc) type power rating at 70 operating temp. range resistance tolerance ( %) resistance (m) tcr (ppm/ ) lrc10*tea0m50 1.5w - 55 ~ +170 1, 3, 5 0.5 100 lrc10*tda**** 1.5w 0.75 - 10 50 lrc12*tds**** 2w 0.5, 0.75, 1, 1.5, 2 50 lrc12*tws**** 2w 6, 6.5, 7 75 lrc12*tes**** 2w 4, 5, 10 100 lrc12*tks**** 2w 2.5, 3 150 lr1c2*tds****g 2w 6.5, 7, 8, 9, 10 50 lrc12*tdb****g 2.5w 4, 4.5, 5, 6 50 lrc12*tdr****g 3w 1, 1.5, 2, 2.5, 3, 3.5 50 lrc12*ter****g 3w 0.5, 0.75 100 remark : operating current i = ( ? / ? ) , operating voltage v = ( ? ? ? )
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 5 / 11 ? environmental characteristics environmental characteristics (lrc) item specification test method black coating green coating thermal shock 0.5% 1% - 55 ~150 , 100 cycles. mil - std - 202 method 107g short time overload 0.5% 1% 5*rated power for 5 seconds. jis - c - 5202 - 5.5 endurance 1% 1% 702 , max. working voltage for 1000 hrs with 1.5 hrs and 0.5 hrs dry heat 1% 1% at +170 for 1000 hrs resistance to soldering heat 0.5% 1% 2605 , for 10 seconds. mil - std - 202f method 210e solderability 95% min coverage 2455 for 3 seconds. mil - std - 202f method 210e temperature coefficient of resistance as spec. +25/ - 55/+25/+125/+25 . mil - std - 202 method 304 rated continuous working voltage (rcwv) = ????? ?????? ?????????? ????? (?) or max. operati ng voltage whichever is lower. green coating can't be work with wave soldering bath. humidity < 80%rh; storage temperature: 253 soldering condition (lrc) green coating reflow air convection is available green coating can't be working with wave soldering bath power derating curve
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 6 / 11 ? pad layout 4 - wire precision measurement (lrc) figure type a b c excitation current (a) resistance () 4 - wire precision measurement lrc12 black coating 1.5 5.4 0.5 3a 0.5m ~ 1.5 m lrc12 black coating 1.5 5.4 0.5 1a 2m ~10m lrc12 green coating 1.5 5.4 0.5 3a 0.5m ~ 1.5m lrc12 green coating 1.5 5.4 0.5 1a 2m ~ 15m lrc06 1.25 2.6 0.5 3a 0.5m ~ 1.5m lrc06 1.25 2.6 0.5 1a 2m ~ 10m lrc10 1.2 4.32 0.5 3a 0.5m ~ 1.5m lrc10 1.2 4.32 0.5 1a 2m ~ 10m note: equipment: adex ax - 1152d dc low ohm meter
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 7 / 11 4 - wire pad layout (lrc) figure type resistance () a b c l 4 - wire pad layout (recommended for precision current sensing) lrc12 black coating - 1.0 2.7 2.95 1.45 lrc12 green coating 0m50 3.13 1.2 1.0 0.52 0m75 2.93 1.2 1.0 0.94 r001 2.38 1.2 1.0 2.04 1m5 1.88 1.2 1.0 3.04 r002~3m5 1.63 1.2 1.0 3.54 r004~4m5 2.63 1.2 1.0 1.54 r005~r006 2.38 1.2 1.0 2.04 6m5~r007 1.88 1.2 1.0 3.04 r008~r015 1.63 1.2 1.0 3.54 lrc10 0m50 2.61 1.045 0.8 0.60 0m75 2.49 1.045 0.8 0.80 r001 2.29 1.045 0.8 0.95 r002 1.99 1.045 0.8 1.55 r003 1.49 1.045 0.8 2.55 r004~r005 2.29 1.045 0.8 0.95 r006~r008 1.99 1.045 0.8 1.55 r009~r010 1.74 1.045 0.8 2.05 lrc06 0m50 1.80 0.7 0.5 0.55 0m75 1.68 0.7 0.5 0.55 r001 1.55 0.7 0.5 0.55 1m2 1.35 0.7 0.5 0.95 1m5 1.35 0.7 0.5 1.55 r002~r003 1.05 0.7 0.5 1.55 3m5~r006 1.55 0.7 0.5 0.55 r007~r009 1.35 0.7 0.5 0.95 r010 1.05 0.7 0.5 1.55 note: no circuits between pads to avoid short circuit
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 8 / 11 2 - wire pad layout (lrc) figure type resistance () a b l 2 - wire pad layout lrc12 black coating - 2.7 3.6 2.95 lrc12 green coating 0m50 3.13 3.4 0.52 0m75 2.93 3.4 0.94 r001 2.38 3.4 2.04 1m5 1.88 3.4 3.04 r002~3m5 1.63 3.4 3.54 r004~4m5 2.63 3.4 1.54 r005~r006 2.38 3.4 2.04 6m5~r007 1.88 3.4 3.04 r008~r015 1.63 3.4 3.54 lrc10 0m50 2.61 2.89 0.60 0m75 2.49 2.89 0.80 r001 2.29 2.89 0.95 r002 1.99 2.89 1.55 r003 1.49 2.89 2.55 r004~r005 2.29 2.89 0.95 r006~r008 1.99 2.89 1.55 r009~r010 1.74 2.89 2.05 lrc06 0m50 1.80 1.90 0.55 0m75 1.68 1.90 0.55 r001 1.55 1.90 0.55 1m2 1.35 1.90 0.95 1m5 1.35 1.90 1.55 r002~r003 1.05 1.90 1.55 3m5~r006 1.55 1.90 0.55 r007~r009 1.35 1.90 0.95 r010 1.05 1.90 1.55 note: no circuits between pads to avoid short circuit
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 9 / 11 ? reel & tape emboss plastic tape specifications (lrc) emboss plastic tape specifications type resistance (m) p0 (mm) p1 (mm) p2 (mm) d0 (mm) d1 (mm) t (mm) lrc06 0.5 - 10 4.00.1 4.00.1 2.00.05 1.550.05 1.0min 0.870.1 lrc10 0.5 - 10 4.00.1 4.00.1 2.00.05 1.550.05 1.4min 0.850.1 lrc12 0.50 - 0.75 4.00.1 4.00.1 2.00.05 1.550.05 1.4min. 1.450.2 1 - 10 4.00.1 4.00.1 2.00.05 1.550.05 1.4min. 0.810.1 lr12 (g) 0.50 - 15 4.00.1 4.00.1 2.00.05 1.550.05 1.4min 0.850.1 the cumulative tolerance of 10 sprocket whole pitch is 0.2mm. carrier camber shall be not more than 1mm per 100mm through a length of 250mm. a & b measured 0.3mm from the bottom of the packet. t measured at a point on the inside bottom of the packet to the top surface of the carrier. pocket position relative to sprocket hole is measured as the true position of the pocket and not the pocket hole.
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 10 / 11 ? order codes order cod es (lrc) lrc 12 h tr d r011 g part type dimensions (lw)(mm) 12 6.33.1 eia2512 10 5.12.5 eia2010 06 3.21.6 eia1206 resistance tolerance (%) j 5 h 3 f 1 package tr taping reel tcr (ppm/ ) d 50 w 75 e 100 f 200 k 150 power rating (w) standard a 1.5 s 2 r 3 b 2.5 resistance () 0m50 0.00050 0m75 0.00075 1m50 0.00150 r011 0.01100 r002 0.00200 r020 0.02000 protective coating black coating g green coating **2010/1206 no coating / marking resistance codes example (3 marking) resistance 0.39m 0.5m 0.75m 330m 5.1 codes m39 m50 m75 r33 5r1 resistance codes example (4 marking) resistance 1m 1.5m 2m 7m 10m codes r001 1m50 r002 r007 r010
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 11 / 11 ? general information your current options - token current sense as the world becomes more and more technology - driven, the uses for current sensing components will continue to increase. the need for even lower resistance value ranges is already becoming evident, as is the need for these resistors to handle more po wer. the industry - wide trend is the emergence of smaller and smaller products. token electronics offers a wide variety of current sensing products from the industry to military standards, such as current sense in thin - film / thick - film technology, bare el ement resistors, and open air shunts. this enables token to present an astounding number of possible solutions for any circuit design needs. applications of current detecting components token's tcs and cs series unique form factor provides automotive desi gners with several advantages. both tcs and cs series are ideal for applications involving window lift motors, fuel pump systems, seat belt pretensioners, and pulse width modulator feedback. the wider resistive element and lower resistance enables higher current to pass through the device. token's lrc ultra low ohmic metal strip chip series provides the inherent ability to flex slightly and offers stress relief during extreme temperature cycling on typical or metal substrates. this lrc series is suitable f or switch power supply applications (dc - dc converter, charger, and adaptor) and power management of monitor. the open air design of bare element resistor lra and lrb series provide a far cooler operation by allowing more air flow under the resistive eleme nt to keep excess heat from being transmitted to the pc board. they are suitable for high power ac/dc detection of power supply circuit. token axial moulded bwl series provides power rating up to 10 watts and lower resistance 0.005, is ideal for all type s of current sensing applications including switching and linear power supplies, instruments and power amplifiers. token standard current sensing components can be replacement for vishay, irc, ohmite, koa, yageo devices with fast delivery and more competit ive price. contact us with your specific needs.

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