Low Value Current Sense Flat Chip Resistor Low Value Current Sense LR Series Value Current Sense Low Flat Chip Resistor *Flat Resistance range from 0.002 up to 1 Chip Resistor * Standard Sn/Pb and Pb lead-free terminations available LR High Seriespower dissipation at 70C Tolerances to from 1%0.002 up to 1 LR Series s Resistance range * * ss Resistance rangeand fromPb 0.002 up toterminations 1 Standard Sn/Pb lead-free available ss Standard Sn/Pb and Pb lead-free High power dissipation at 70C terminations available ss High power dissipation at 70C Tolerances to 1% s Tolerances to 1% Electrical Data Electrical Data Size Size Resistance Range1 Resistance Range1 Tolerance Tolerance F, G, J, K F, G, J, K Power Pad and Trace Area Dielectric Maximum TCR2 Power Rating OperatingPad andfor Trace MaxArea Power Dielectric Maximum Withstanding Current 2 TCR Rating Operating Temperature for Max Power (ppm/C) at 70C Withstanding Current Voltage (V) (Amps) Rating @ 70C Tolerance Tolerance (ppm/C) at 70C Temperature (Watts) Voltage (V) (Amps) Rating @ 70C Tolerance Tolerance J, K K (Watts) J, K K 1206 1206 0.003 to 17 0.003 to 17 0.5 0.5 100 2010 0.010 to 17 0.003 to 17 0.002 to 17 100 2010 0.010 to 17 0.003 to 17 0.002 to 17 1.0 1.0 2512 2512 2.0 2.0 1 1 2 2 0.002 to 17 0.002 to 17 16 200 200 22 32 16 22 30mm2 30mm2 -55C to +150C -55C to +150C 32 100mm2 100mm2 300mm2 300mm2 Non-standard resistance values available Non-standard resistance values available Contact factory for TCR information on values under 0.05ohms Contact factory for TCR information on values under 0.05ohms Outline Dimensions Dimensions Outline DD L L WW SolderSolder PlatingPlating Ni Barrier Ni Barrier Layer Layer HH Protective Overcoat Protective Overcoat Cu Wraparound Cu Wraparound Termination Termination Cu Termination Cu Termination EE Alumina Substrate Alumina Substrate 12102606 2012 0010 2512 2512 ini.n. mm mm in. in. mm mm L L 0.126 0.012 0.126 0.012 3.20 0.305 3.20 0.305 0.206 0.015 0.206 0.015 5.23 0.38 5.23 0.38 0.256 0.015 6.50 0.38 0.256 0.015 6.50 0.38 W W 0.064 0.008 0.064 0.008 1.63 0.203 1.63 0.203 0.104 0.010 0.104 0.010 2.64 0.25 2.64 0.25 0.128 .010 0.128 .010 3.25 0.25 3.25 0.25 H H 0.024 0.004 0.024 0.004 0.61 0.102 0.61 0.102 0.029 0.004 0.029 0.004 0.74 0.1 0.74 0.1 0.029 0.004 0.029 0.004 0.74 0.1 0.74 0.1 D D E E 0.019 0.010 0.019 0.010 0.019 0.010 0.019 0.010 0.48 0.25 0.48 0.25 0.48 0.25 0.48 0.25 0.019 0.010 0.019 0.010 0.019 0.010 0.019 0.010 0.48 0.25 0.48 0.25 0.48 0.25 0.48 0.25 GeneralNote Note General IRC reservesNote the reserves right to make changes in product specification without notice or liability. TT electronics the right to make changes in product specification without notice or liability. General All information subject IRC'schanges own data and is considered accurate at time of going to print. IRC information reserves theis right to to make in product notice or liability. All is subject to TT electronics' ownspecification data and is without considered accurate at time of going to print. All information is subject to IRC's own data and is considered accurate at time of going to print. Advanced Film Division * 4222 South Staples Street * Corpus Christi Texas 78411 USA Telephone: 361 992 7900 * Facsimile: 361 992 3377 * Email: afdsales@irctt.com * Website: Advanced Film Division USA (c) TT electronics plc * 4222 South Staples Street * Corpus Christi Texas 78411 www.irctt.com Telephone: 361 992 7900 * Facsimile: 361 992 3377 * Email: afdsales@irctt.com * Website: www.irctt.com in. mm. mm. in. 0.019 0.010 0.48 0.25 0.019 0.010 0.48 0.25 0.019 0.010 0.48 0.25 0.019 0.010 0.48 0.25 A subsidiary of www.bitechnologies.com www.irctt.com www.welwyn-tt.com TT electronics plc A subsidiary of LR Series Issue June 2010 TT electronics plc LR Series Issue June 2010 9.12 Low Value Current Sense Flat Chip Resistor Low Value Current Sense LR SeriesChip Resistor Flat Environmental Performance Environmental Test Test Method Typical Performance MIL-STD-202 Method 107G Condition B, -55C +150C, 100 cycles 0.5% + 1.0m 6.25X Rated Power for 5 seconds (1206, 2010 Size) 5X Rated Power for 5 seconds (2512 Size) 0.5% + 0.5m 100 hours @150C 0.5% + 0.5m MIL-STD-202, Method 301 2.5X Rated Voltage, 1 minute 0.25% + 0.5m MIL-STD-202 Method 106 0.5% + 0.5m 1000 hours, Rated Power, 70C 1.5 hours on, 30 minutes off 1.0% + 0.5m 1 hour -65C followed by rated power for 45 min 0.5% + 0.5m Resistance to Solder Heat MIL-STD-202 Method 210 260C, 10 seconds 0.5% + 1.0m Insulation Resistance MIL-STD-202 Method 302 100VDC, 1 minute >1000 megohms Solderability MIL-STD-202 Method 208 245C, 5 seconds 95% min Coverage Thermal Shock Short Time Overload High Temperature Exposure Dielectric Withstanding Voltage Moisture Resistance Load Life Low Temperature Operation Power Derating and Pulse/Surge Capability Power Derating Curve Pulse and Surge Capability Surge Power Watts % Of Rated Power 100 50 10 25 70 150 Temperature in C 70 50 10 7 5 3 300 Sec 1 mSec 3 mSec 10 mSec 30 mSec 100 mSec 300 mSec 1 Sec Surge or Repetitive Pulse Duration Ordering Procedure Prefix Average power dissipationnot to exceed normal 70C rating LRC 25 12 2 wa tts LRC 20 10 1 wa tt LRC 12 06 0.5 watts 30 20 Recommended Solder Pad Layout A LRC - LRF 1206LF - 01 - R020 - F Model LR for values > 0.025 LRF for values 0.025 B Size C 1206; 1206LF; 2010; 2010LF; 2512; 2512LF (LF=Lead Free Terminations) DIM. TCR Code 01 = 100ppm/C Resistance Code A 4-Digit resistance code. Ex: R050 = 0.050; 1R00 = 1 Tolerance Code B F = 1%, G = 2%, J = 5%, K = 10% C For additional information or to discuss your specific requirements, please contact our Applications Team using the contact details below. Advanced Film Division * 4222 South Staples Street * Corpus Christi Texas 78411 USA Telephone: 361 992 7900 * Facsimile: 361 992 3377 * Email: afdsales@irctt.com * Website: www.irctt.com LR1206 LR2010 LR2512 in. 0.080 0.120 0.145 mm (2.0) (3.05) (3.7) in. 0.160 0.255 0.305 mm (4.0) (6.5) (7.75) in. 0.050 0.060 0.060 mm (1.25) (1.5) (1.5) LR Series Issue June 2010 General Note TT electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT electronics' own data and is considered accurate at time of going to print. www.bitechnologies.com www.irctt.com www.welwyn-tt.com (c) TT electronics plc 9.12