EU RoHS CURRENT SENSING CSR Chip Current Sensing Resistors Construction Molded resin Resistive element Current terminal Voltage terminal Coating colorBlack Type Designation Features Example z Kelvin4 CSR 1 T TE 10L0 F z 1 Power Terminal Taping Nominal Resistance z PCB Product Code Rating Surface Material Resistance Tolerance D 0.5 F 1.0 6 z 5010 /K 1:1W T:Sn TE:Plastic 4 digits D: 0.5% 2:2W L:Sn/Pb embossed F :1% z UL94 V- 0 CSR1:1012mm z pitch z RoHS BK:Bulk z Current sensing chip resistors of 4-terminal construction with current terminals and voltage (KELVIN) terminals. 1 4 z Despite ultra low resistance, high resistance accuracy is realized. Resistance Value 4 digits z No change in resistance value after soldering to a circuit 5m8.2m 5L008L20 10m50m 10L050L0 board, even for D (0.5%) or F (1.0%) class. 6 z Excellent T.C.R. achieved (50 10 /K) EU-RoHS z Flame retardant type resin is used. (UL94 V-0) C z Suitable for reflow, flow and iron solderings. The terminal surface material lead free is standard. z Products with lead free termination meet EU-RoHS requirements. Contact us when you have control request for environmental hazardous material other than the substance specified by EU-RoHS. For further information on taping, please refer to APPENDIX C on the back pages. Reference Standards IEC 60115-1 JIS C 5201-1 Applications z Electric automobiles z Industrial robots Ratings / Taping & Q ty/Reel (pcs) Resistance Range T.C.R. Rated Ambient Operating Temp. Type Power Rating Resistance Tolerance -6 10 /K Temperature Range TE CSR1 1W D:0.5, F:1.0 5m50m 50 70 55125 1,000 CSR2 2W E12 F:1.0 Rated voltage = Power RatingResistance value . Nov. 2018 Specications given herein may be changed at any time without prior notice. Please conrm technical specications before you order and/or use. Contact our sales representatives before you use our products for applications including automotives, medical equipment and aerospace equipment. Malfunction or failure of the products in such applications may cause loss of human life or serious damage. www.koaglobal.com Current Sensing Resistors Current Sensing Resistors Dimensions Derating Curve L t Type 100 Dimensions (mm) CSR1 CSR2 L0.5 10.8 12.8 80 W0.3 6.2 8.2 60 t0.2 2.1 3.1 a0.3 3.0 5.0 a W 40 b0.2 0.8 1.0 c0.5 1.4 2.0 20 d0.5 1.2 2.0 d e0.3 1.3 2.2 0 g f0.3 1.3 2.2 h -60 -40 -20 0 20 40 60 80 100 120 140 f g0.1 5.0 6.0 -55 70 125 h0.1 2.5 3.0 Ambient temperature e Weight (g) 320 690 Net/1,000pcs. 70 b c For resistors operated at an ambient temperature of 70C or above, a power rating shall be derated in accordance with the above derating curve. Temperature Rise CSR1 CSR2 200 200 175 175 CSR1 CSR2 CSR1 CSR2 150 150 125 125 100 100 75 75 50 50 25 25 0 20m 0 20m 0 25 50 75 100 0 25 50 75 100 10mm pattern 10mm pattern Power rating( ) Power rating() Regarding the temperature rise, the value of the temperature varies per conditions and board for use since the temperature is measured under our measuring conditions. Please refer to us before use. Performance Performance Requirements R Test Items Test Methods Limit Typical 25 Resistance Within specied tolerance 25 / 125 T.C.R. Within specied T.C.R. 55 1 1 OverloadShort time Rated power 5 for 5s 1 1 2605, 10s1s Resistance to soldering heat 1 0.5 -55 (30min.) /+125 (30min.) 500 cycles Rapid change of temperature 402, 90%95%RH, 1000h 2 0.5 Moisture resistance 1.5ON0.5OFF 1.5h ON/0.5h OFF cycle 70 702, 1000h 1 0.5 Endurance at 70 1.5ON0.5OFF 1.5h ON/0.5h OFF cycle 0.5 0.25 55, 1h Low temperature exposure 0.5 0.25 +125, 100h High temperature exposure Example For Circuit Taping Direction Input Voltage terminal Detecting circuit Tape feed direction C Output S R Kelvin Voltage terminal KELVIN terminal Current terminal Precautions for Use z z In case of using the low ohm resistors as shunt resistors, please lay out a pattern considering the electromagnetic induction with surrounding inductors. Nov. 2018 Specications given herein may be changed at any time without prior notice. Please conrm technical specications before you order and/or use. Contact our sales representatives before you use our products for applications including automotives, medical equipment and aerospace equipment. Malfunction or failure of the products in such applications may cause loss of human life or serious damage. www.koaglobal.com Temperature rise() Temperature rise() Percent rated power