Low Value Flat Resistors Low Value Flat i o J i oc | bKe nC= = NOLOPLMQ= = NMWMT= ^ j = = m~OE=N Chip Resistor Chip Resistor Low Value Flat Chip Resistor Low Value Flat LRC/LRF Series LR Series ChipSeries Resistor LRC/LRF * Standard 2512, 2010 and 1206 sizes Make Possible Welwyn Components Welwyn Components Welwyn Components Standard 2512, 2010 andand 1206 sizesdown * Resistance values * Standard 2512, 2010 1206 sizes to 0.003 ohms Resistance values down to 0.003solder-plated ohms * Leach resistant *LRC/LRF Resistance values down to 0.003 ohms copper Series Leach resistant wrap-around solder-plated copper wrap-around termination termination ** Leach resistant solder-plated copper Standard 2512, 2010 and 1206 sizes AEC-Q200 Qualified * Low inductance - less than 0.2nH termination * wrap-around Resistance values down to 0.003 ohms RoHS compliant and SnPb variants * AEC-Q200 Qualified * Low inductance - less than 0.2nH * * * * Leach resistant solder-plated copper wrap-around termination AEC-Q200 Qualified Low inductance - less than 0.2nH AEC-Q200 Qualified All Pb-free parts comply with EU Directive 2011/65/EU (RoHS2) Electrical Data Electrical Data Power rating at 70C LR1206 LR2010 LR2512 watts 0.5 1.0 1.5/2.0* LR1206 LR2010 LR2512 Resistance range ohms 0R010 to 1LR2010 R 0R003 to 1RLR2512 0R003 to 1R LR1206 Power rating @70C watts 0.5 1 2 200 200 200 Power rating at 170CDielectric withstanding voltage watts 0v.o5lts 1.0 1.5/2.0* Resistance range ohms R003 to 1R0 LR1206 LR2010 LR2512 T C R p p m / C 1 0 0 ( C o n t a c t f a c t o r y f o r v a l u e b e l o w 0 . 0 5 0 o hms) R e s i s t a n c e r a n g e o h m s 0 R 0 1 0 t o 1 R 0 R 0 0 3 t o 1 R 0 R 0 0 3 t o 1 R Resistance tolerance1 % <R01: 5, R01: 1, 2, 5 Power rating at 70C watts 0.5% 1.R005 0 1.2, 5/25% .0* R e s i s t a n c e t o l e r a n c e 5%, >R005 1, Dielectric withstanding voltage volts 200 R025-R047: <+200,2R015-R024: 00 200 R05: 100, <+300, TCR ppm/C Resistance range ohms 0R010 tC o 1R 0R003 to 1R R003 to 1R Temperature rise at rated power 800.00 90 R01-R014: TCR ppm/C 1 00 (Conta<+500, ct 4fa0cto<R01: ry for<+900 value below 50 ohms) Dielectricwithstand withstandiPad ng vand oltag e area for max power volts 2mm 00 2 200 200 Dielectric volts 200 trace rating @ 70C 30 30 100 Resistance tolerance % R005 5%, >R005 1, 2, 5% TCR ppm/C 100 (Con-55 tacttofa+150 ctory for value below 0.050 ohms) Ambient temperature range C 2 *2 Watts with total solder pad and trace size of 300 mm Temperature rise at rated power C 40 80 90 2 Resistance tolerance % R005 5%, >R005 1, 2, 5% Values E24 preferred 2 Pad and trace area for max power rating @ 70C mm 30 30 100 Temperaturerise riseatarated t ratepower d power C 40 80 Temperature C 40 80 90 90 2 2 Pad and trace max power rating @ 70C 30 30 Pad / trace area3area mm300 30 2 100 300 100 *2 Watts with totalfor solder pad and trace size of mm mm Electrical Data Physical Data 2 Note 1: Contact factory value pad - tolerance combinations outside this range. Note 2: Many values = N x R001 and N x R005 up to N=10 are also *2 Watts with total for solder and trace size of 300 mm Dimensions (mm) available. Note 3: Recommended minimum pad & adjacent trace area for each termination for rated dissipation on FR4 PCB Size L W H (max) Physical Data Physical Data LR1206 Dimensions (mm) LR2010 (mm) SDimensions iz e LR2512 Size LR1206 3.200.305 LR2010 5.230.38 LR1206 LR2010 L L 3.200.305 5.230.38 6.500.38 LR2512 2.640.25 D D 0.480.25 0.480.25 0.84 0.480.25 0.84 0.480.25 0.480.25 0.84 0.480.25 0.84 LL Solder Plating Protective Overcoat Resistive Element Copper Termination ProtectiveOvercoat Overcoat Protective Resistive Element Resistive Element Copper Termination Copper Termination 2.0 Nickel Barrier Layer Copper Wraparound Termination SolderPlating Plating Alumina Substrate Solder NickelBarrier BarrierLayer Layer Nickel Copper Wraparound Welwyn Copper Wraparound Termination Termination Alumina Substrate Alumina Substrate Components A B C 4.0 1.25 B 3.05 6.5in product specification 1.5 Welwyn Components reserves the right to make changes without notice or liability. All information is subject to Welwyn's own data and is considered accurate at time of going to print. LR2512Note General D 0.480.25 LR 1206 / 0.8 2010 / 2512 L 0.480.25 D 0.84 H (max) General Note LR2010 0.84 H (max) 0.8 D Recommended Solder Pad Dimensions (mm) A LR1206 3.250.25 D 0.480.25 0.8 LLRR 11220066 // 22001100 // 22551122 W W H H LRC/LRF Series 5.230.38 H i o J i oc | bKe nC= = NOLOPLMQ= = NMWMT= ^ j = = m~OE= O Low Value Flat Chip Resistor 1.630.20 W 6.500.38 W 1.630.20 1.630.20 2.640.25 2.640.25 W 3.250.25 3.250.25 6.500.38 LR2512 3.200.305 3.7 Limited * Bedlington, 7.75 1.5 UK (c) Welwyn Components Northumberland NE22 7AA, C A subsidiary of TT electronics plc 04.10 Telephone: +44 (0) 1670 822181 (0) 1670 829465 * Email: * Website: www.welwyn-tt.com Welwyn Components reserves the right to make changes* Facsimile: in product+44 specification without noticeinfo@welwyn-tt.com or liability. General Note All information is subject to Welwyn's own data and is considered accurate at time of going to print. Temperature Cycling (c)4TT Electronics plc 6 JESD22 Method JA-104 Moisture Resistance MIL-STD-202 Method 106 R% 0.25 R% 0.5 0.1 0.2 wer Rating Welwyn Components reserves the right to make changes in product specification without notice or liability. (%) General NoteisComponents All subject to Welwyn's own data and is considered accurate NE22 at time of going (c) information Welwyn Limited * Bedlington, Northumberland 7AA, UK to print. AEC-Q200 Telephone: +44 (0) 1670 822181 * Facsimile: (0) 1670 829465 *without Email: info@welwyn-tt.com * Website: 100 www.welwyn-tt.com TT Electronics reserves theTable right to7make changes+44 in product specification noticeMax. or liability. Typ. Method (add R05) (@1R0) (c) Welwyn isComponents Limited Bedlington, Northumberland 7AA, UK to print. Test Allref information subject to TT Electronics' own* data and is considered accurateNE22 at time of going 80 Telephone: +44 (0) 1670 822181 * Facsimile:MIL-STD-202 +44 (0) 1670 829465 * Email: * Website: www.welwyn-tt.com 3 High Temp. Exposure Method 108info@welwyn-tt.com R% 0.5 0.2 60 40 A subsidiary of TT electronics plc 2 A subsidiary of TT electronics04.10 plc www.ttelectronicsresistors.com 04.10 12.15 23 23 Recommended Solder Pad Dimensions (mm) A Low Value Flat LR2010 Chip Resistor C 2.0 4.0 1.25 3.05 6.5 1.5 LR1206 B Make Possible C 3.7 7.75 AEC-Q200 Table 7 Method Test High Temp. Exposure MIL-STD-202 Method 108 1.5 Typ. (%) 100 R% 0.5 0.2 80 Max. (add R05) (@1R0) 4 Temperature Cycling R% 0.25 0.1 6 Moisture Resistance MIL-STD-202 Method 106 R% 0.5 0.2 7 Biased Humidity MIL-STD-202 Method 103 R% 0.5 0.2 JESD22 Method JA-104 8 Operational Life (Cyclic Load) MIL-STD-202 Method 108 R% 14 R% 0.5 Vibration MIL-STD-202 Method 204 15 Resistance to Soldering Heat MIL-STD-202 Method 210 16 1 0.5 60 40 20 0.05 0 R% 0.25 0.05 R% 0.25 Thermal Shock MIL-STD-202 Method 107 J-STD-002 70 25 Solderability 21 Board Flex AEC-Q200-005 R% 0.5 0.2 Terminal Strength AEC-Q200-006 R% 0.25 0.1 Short Term Overload 6.25 x Pr for 2s R% 0.5 Low Temperature Storage -65C for 100 hours R% 0.5 Leach Resistance Solder dip at 250C 90s minimum 150 (C) Ambient temperature 0.1 18 22 Power Rating LRLR2512 Series ref 3 A B >95% coverage LRC 25 12 2 1 watt LRC 20 10 1 0.w 5 at wat t t LRC 12 06 0.5 25ww atat tt Note: 1. Although 2010 and 2512 sizes have passed temperature cycling and thermal shock, it is in general not recommended that ceramic chips this large be used on FR4 in a severe temperature cycle environment due to the possibility of solder joint fatigue. 2. Full AEC-Q200 qualification applies only to European Part Numbers at ohmic values R01. Ordering Procedure Ordering Procedure Example: LRF2512 at 10 milliohms (hence flip-chip mounted) and 2% tolerance on a reel of 1800 pieces This product has two valid part numbers: LRF2512-R01GW European (Welwyn) Part Number: LRF1206-R02FW (1206, 20 milliohms 1%, Pb-free) Type Mounting L R F 1 2 0 6 R 0 Conventional (element up) Values > R025 1 3 Flip-chip (element down) 2 Values < R025 F Size 1 Value (use IEC62 code) Type Tolerance (use IEC62 code) 2 Packing W T1 Tape 1206 or 2010 2512 All sizes W 4 5 2 3 4 5 Size Value Tolerance Termination & Packing F = 1% G = 2% J = 5% W Pb-free, standard packing T1 Pb-free, 1000/reel (non-standard) PB SnPb finish, standard packing Standard packing is tape & reel 1206 & 2010 3000/reel 2512 1800/reel LR = Conventional orientation 1206 E24 = 3/4 1% (values >R025) 2010 characters 2% 2512 R = ohms LRF = Flip-chip orientation 5% (values R025) F G J F 3000/reel 1800/reel 1000/reel Standard USA (IRC) Part Number: LRC-LRF1206LF-01-R020-F (1206, 20 milliohms 1%, Pb-free) L R C - L R F 1 2 0 6 L F - 0 (c) Welwyn Bedlington, Northumberland NE22 1 Components Limited 2 3 4 7AA, UK 1 - R 5 0 2 0 6 Telephone: +44 (0) 1670 822181 * Facsimile: +44 (0) 1670 829465 * Email: info@welwyn-tt.com * Website: www.welwyn-tt.com 1 2 3 4 5 6 7 Family Model Size Termination TCR Value Tolerance LRC LR = Conventional orientation 1206 Omit for SnPb 01 = standard 4 characters (values >R025) R = ohms 2010 LF = Pb-free (100ppm/C values R05) LRF = Flip-chip orientation 2512 (values R025) F = 1% G = 2% J = 5% - F 7 04.10 Packing Standard packing is tape & reel All sizes 1000/reel 1206 & 2010 3000/reel 1800/reel 2512 Standard Nonstandard Electrical TT Electronics reserves theData right to make changes in product specification without notice or liability. General Note All information is subject to TT Electronics' own data and is considered accurate at time of going to print. (c) TT Electronics plc Power rating @70C Resistance range1 watts ohms LR1206 0.5 LR2010 1 R003 to 1R0 www.ttelectronicsresistors.com LR2512 2 12.15 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: TT Electronics: LRC-LRF1206-01-R025-F LRC-LRF2512-01-R022-FT LRC-LR2010-01-R080-FT LRC-LR2010-01-R200-F LRCLR2512-01-R220-F LRC-LR2010-01-R035-JT LRC-LRF2512-01-R012-F LRC-LRF2010-01-R002-J LRC-LR1206-01R040-F LRC-LRF2512-01-R020-F LRC-LRF1206-01-R005-J LRC-LR1206-01-R025-JT LRC-LR2512-01-1R00-F LRC-LR1206-01-R050-F LRC-LRF2010-01-R010-JT LRC-LR2010-01-R058-F LRC-LRF2512-01-R015-F LRCLR2010-01-R033-F LRC-LR1206-01-R010-F LRC-LR2010-01-R051-FT LRC-LRF2512-01-R007-G LRC-LR2512-01R250-F LRC-LRF1206-01-R010-F LRC-LRF1206-01-R010-J LRC-LRF1206-01-R010-G LRC-LRF2512-01-R025-F LRC-LR2010-01-R330-FT LRC-LR2512-01-R120-F LRC-LRF2512-01-R024-F LRC-LR2010-01-R220-F LRCLRF2010-01-R012-F LRC-LR2010-01-R470-F LRC-LR2512-01-R499-FT LRC-LR2010-01-R050-F LR1206LF-01R332-FT LR1206LF-01-R470-FT LR1206LF-01-R560-FT LR2010-01-R274-FT LR2010-01-R820-FT LR2010LF-01R033-FT LR2010LF-01-R040-FT LR2010LF-01-R050-FT LR2010LF-01-R075-FT LR2010LF-01-R100-F LR2010LF01-R200-F LR2010LF-01-R200-FT LR2010LF-01-R250-FT LR2010LF-01-R270-FT LR2010LF-01-R300-FT LR2010LF-01-R400-FT LR2512-01-R075-JT LR2512-01-R080-GT LR2512-01-R800-FT LR2512LF-01-1R00-F LR2512LF-01-1R00-FT LR2512LF-01-R030-FT LR2512LF-01-R040-FT LR2512LF-01-R050-F LR2512LF-01-R050FT LR2512LF-01-R100-F LR2512LF-01-R100-FT LR2512LF-01-R150-FT LR2512LF-01-R200-FT LR2512LF-01R330-FT LR2512LF-01-R500-FT LRF1206LF-01-R010-FT LRF1206LF-01-R010-JT LRF1206LF-01-R012-FT LRF1206LF-01-R020-FT LRF1206LF-01-R025-FT LRF2010LF-01-R010-FT LRF2010LF-01-R015-FT LRF2010LF-01R025-FT LRF2512LF-01-R010-FT LRF2512LF-01-R020-FT LRC-LRF-2010-01-R008-G LRC-LR2512-01-R140-F LRC-LR2512-01-R330-F LRC-LR2512-01-R062-F LRC-LR1206-01-R080-F LRC-LR2010-01-R681-FT LRC-LR120601-R500-F LRC-LR1206-01-R130-FT LRC-LR1206-01-1R00-FT LRC-LR2010-01-R036-GT LRC-LR2010-01-R036-JT LRC-LR2512-01-R050-F LRC-LR2512-01-R680-FT LRC-LRF2010-01-R005-J LRC-LRF2010-01-R005-G LRCLRF2512-01-R006-G LRC-LRF2512-01-R006-J LRC-LR2512-01-R400-F LRC-LR1206-01-R060-F LRC-LR2512-01R200-F LRC-LR2512-01-R080-F LRC-LR1206-01-R100-F LRC-LRF2512-01-R004-G LRC-LR2512-01-R100-J LRCLRF2512-01-R004-J