Advantages Applications Typical applications that benefit from using current sense resistors include: General Use Power Supplies Disk Drives Battery Power Management Transportation Speed Sensor Parking Sensor Engine coolant temperature sensor Torque Sensor Medical Diagnostic Equipment Defibrillators Blood glucose meters Implant products Telecommunication Cell phones Mobile radios Laptops Hand-held devices Military/Aerospace Surveillance Drones Satellites Missiles Alternative Energy Temperature probes Pressure monitoring devices Sample Kits are available in for the following series: UR73TK001Kit SR73HTK001Kit SR731ETK001Kit SR731JTK001Kit SR732ATK001Kit SR732BTK001Kit SR732ETK001Kit SR73W2HTK001Kit SR73W3ATK001Kit PowerShuntTK001Kit SLW07TK001Kit SL1TK001Kit SL2TK001Kit SL3TK001Kit TSLTK001Kit TLR2ATK001Kit TLR2BW-Kit TLR2HW-Kit TLR3AP-Kit TLRDK001Kit TLRHTK001Kit CURRENT SENSE METAL PLATE TLR: Industry’s first 0402 package 1W in a 0805 and 1206 package, 2W in 2010 package, 3W in 2512 package Ultra-low ohm starting at 0.5m Low Height: 0.6mm Ultra-Low T.C.R.: +50ppm/oC TLRH: Higher Operating Temperature up to +170oC Low ohm starting at 1m THICK FILM SR73: Available: 0201 ~ 2512 chip sizes Resistance Range: 0.033m UR73: Low ohmic Thick Film starting at 10m Low T.C.R.: 100~500ppm/oC MOLDED Kits Four basic types of current sense resistors are available in low-ohm, high precision, high power, low profile, high frequency, high heat in a wide range of detecting applications and power applications. SL: Enhanced Higher Power up to 3 Watt Zero ohm~Current Rating 44A available Ideal for High Frequency in a non-wirewound part Operating Temperature of -55oC ~ +180oC POWER SHUNTS PSB, PSE, PSI: Power Ratings up to 7 Watt Ultra-Low T.C.R.: +50ppm/oC Ultra-low ohm starting at 0.2m KOA Speer Electronics, Inc P: (814)362-5536 199 Bolivar Drive F:(814)362-8883 Bradford, PA. 16701 www.koaspeer.com Other KOA Speer Products Thin Film Resistors (RN73/RN73H) Wide Terminal Resistors (WK73) High Voltage Resistors (HV73) Surge Current Resistors (SG73) Power Resistors (SPR) Wirewound Resistors (RW/CW) Fusing Resistors (RF73) Thermistors (NT73/PT72) Inductors (KL73/KQ/KL32) Resistor Arrays (CN) Fuses (CCF/CCP/TF) Varistors (NV73/NVD) Modules (KLC/KA) Integrated Resistor Networks 91214 Power Rating 0.1W Resistance Range 0201 0.18~10 +1%, +5% SR731H 10m +2%, +5% TLR1E 24m~0.1 +1% UR73D1E RL0402 CSR0402 0.1~10 +1%, +2%, +5% SR731E RL0402 CSR0402/RMCF0402 10m~0.1 +1% UR73D1J RL0603 0.1~10 +1%, +2%, +5% SR731J RL0603 1m~0.1 '+1% TLRH2A PR0805 10m~30m +1% UR73D2A RL0805 CSR0805 30m~10 +0.5%,+1%,+2%,+5% SR732A RL0805 33m~0.1 +1% UR732A 30m~10 +0.5%,+1%,+2%,+5% SR732B 2m~16m, 18m,20m +1% 10m~27m 30m~0.1 1210 2010 Tolerance Part Yageo SEI Panasonic Vishay/Dale LRC-LR0402 ERJL2B MCR01 LRC-LRF0402 ERJ2B RCWE0402 MCR01 LRC-LR0402 ERJ2R RCWL0402/CRCW0402 CSR0603 MCR03 LRC-LRF0603 CSR0603/RMCF0603 MCR03 LRC-LR0603 ERJ3R RCWL0603/CRCW0603 LRC-LR0805 ERJL6B WSL0805 MCR10 LRC-LRF0805 ERJ6B RCWE0805 CSR0805/RMCF0805 MCR10 LRC-LR0805 ERJ6R RCW0805L/CRCW0805 RL0805 CSR0805 MCR10 LRC-LRF0805 RL1206 CSR1206/RMCF1206 MCR18 LRC-LR1206 ERJ8R RCWL1206/CRCW1206 TLR2B PR1206 CSNL1/2 LRC-LR1206 ERJL8B WSL1206 +1% UR73D2B RL1206 CSR1206 LRC-LRF1206 ERJ8B RCWE1206 +1% UR732B RL1206 CSR1206 LRC-LRF1206 ERJ8B RCWE1206 24m~10m +1%, +2%, +5% SR732E RL1210 CSR1210/RMCF1210 LRC-LR1210 ERJ14R RCWL1210/CRCW1210 5m~0.1 +1%, +5% SL07 10m~0.1 +1% UR73D2H 33m~10 +1%, +2%, +5% SR732H 0805 5m~10m +1% TLR2A 1206 1m~20m +1% 1m~10m +1% TLR2BW TLR2H 5m~0.1 +1%, +5% SLW07 1m~4m +1% TLR3A 3m~22M +0.5%,+1%,+2%,+5% SL1 5m~0.1 +0.5%, +1%, +5% TSL1 10m~0.1 +1% UR73D3A 39m~10 +1%, +2%, +5% SR733A 1m~10m +1% TLR2HW 0.5m,1m,1.5m~10m +1% TLR3AW 10m~270m +1% TLRH3AW 3m~22M +0.5%,+1%,+2%,+5% SL2 5m~0.2 +0.5%,+1%,+2%,+5% SLN2 2512 0.5m,0.68m,0.82m, 1m,1.5m~10m +1% TLR3AP 4020 3m,4m +1% PSI 4525 3m~0.1 +0.5%, +1%, +5% SL3 4525 3m~110m +0.5%,+1%,+2%,+5% SLN3 5W 2525 0.5m,1m,1.5m,2m +1%, +5% PSE 6W 4033 0.75m,1m +1% PSB 7W 4033 0.2m +1% PSB 0603 Ze0.o ohm 0.2m Max. TLRZ1J PRM03 0805 Ze0.o ohm 0.2m Max. TLZ2A PRM10 2512 Ze0.o ohm 0.5m Max. SLZ1 0.2W 0603 0.25W 0805 0.33W 1206 0.5W 0.7W 0.75W 1206 2010 2010 1W 2512 2010 2W 2512 4528 3W MCR00 IRC ERJ1R 0402 CSR0201/RMCF0201 Rohm LRC-LR0201 0.125W Current Sense Selection Guide Cross Reference Size MCR25 RCWE0603 RCWE0805 LR2010 CSR2010 RL2010 CSR2010/RMCF2010 PR1206 CNSL1206 LRC-LRF2010 WSC2010/WSL2010 ERJL1D LRC-LR2010 RCWL2010/CRCW2010 PMR10 LRMA0805 WSLP0805 PMR50 CSNL2 ERJL1D LRF2010 LRC-LR2512 CSR2512/RMCF2512 WSLP1206 WSL2010 WSL2010 ERJL1W WSL2512 LR2512 WSF2512/WSC0001 LR2512 WSF2512/WSC0001 CSR2512 RL2512 RCWE2010 MCR50 LRC-LR2010 PR2512 RCWL0201/CRCW0201 RCWE2512 MCR100 LRC-LR2512 CSNL1 ERJ1T RCWL2512/CRCW2512 WSLP2010 WSL2512 PR2512 LRC-LR2512 SRF2 WSL2512 WSR2 WSR2/WSF4527 PML100 ULR3 WSLP2512 LRF3W, WSM WSLP, WSH, WSL WSR3 WSR3 LRF3W, WSM WSLP, WSH, WSL WSL5 WSL5 WSL0603-9 LRZ0805 WSL0805-9 LRZ2512 WSL2512-9