inductors KT11835 transponder coil (Rx) EU features Transponder coil is arranged with electrode in the long side of the part, and covered with molding resin Excellent high Q and high sensitivity, because neither the electrode nor the land pattern disturb the coil flux Strong resistance to vibration, shock and substrate bend test by 4 electrode terminals structure and the molded resin Small inductance change to environmental temperature change Marking: Black body color Products meet EU RoHS requirements AEC-Q200 Qualified dimensions and construction W Dimensions inches (mm) Type B d L W t .134 Typ059 Typ465.008 .142.008 .118 Max. L KT (3.4 Typ.) (1.5 Typ.) (11.80.2) (3.60.2) (3.0 Max.) Magnetic ux of KT d B Electrode t Land pattern Molded Resin Electrode ordering information KT 11835 T TEG 722 J Nominal Product Terminal Surface Packaging Tolerance Style Inductance Code Material L x W x H (mm) 3 digits: TEG: plastic embossed G: 2% T: Sn 11.8 x 3.6 x 3.0 722: 7.2mH H: 3% 2,500 pieces/reel J: 5% 123: 12mH For further information on packaging, please refer to Appendix A. ratings Unload L, Q Nominal Self Resonant DC Allowable Sensitivity Quality Measuring Inductance Inductance Frequency Resistance DC Current (mV/uT) Type Factor Frequency (mH) Tolerance (kHz) Min. ()Max. (mA) Max. Typ. Min. (kHz) KT11835TTEG242 2.4 32 700 32 30 28 KT11835TTEG402 4.0 36 600 45 25 35 G: 2% KT11835TTEG502 5.0 H: 3% 32 125 800 75 22 40 J : 5% KT11835TTEG722 7.2 40 750 92 15 55 KT11835TTEG123 12 45 500 119 12 75 The code for inductance tolerance (G, H, J) enters Any other inductance under 12mH is available Operating Temperature Range: -40C - +125C (Self-heating is included). That the operating temperature upper limit temperature of the coil winding portions (ambient temperature + self-heating) is (+125C) or less. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 4/08/16 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com 284KT11835 transponder coil (Rx) environmental applications Circuit Construction 1 3 2 4 Characteristics Test equipment: Agilent 4294A impedance analyzer LFrequency Characteristics QFrequency Characteristics KT11835 KT11835KT11835 KT1KT1183KT1183183555 2020 7070 1818 6060 12mH12mH 1616 5050 1414 12mH12mH 7.7.2m2mHH 1212 4040 2.2.4m4mHH 1010 3030 7.2mH7.2mH 88 66 2020 44 2.2.4m4mHH 1010 22 00 00 111100 100100 10001000 1000010000 111100 100100 10001000 1000010000 Frequency (kHz)Frequency (kHz) Frequency (kHz)Frequency (kHz) Wiring Diagram of Solder Pad Recommended wiring example Non-recommended wiring example Please avoid the following wiring because it leads to decrease of L and Q. Connection between 1 and 2, and/or 3 and 4. Performance Characteristics 6.8 1.9 3.0 1.9 Performance Requirement Maximum L/L Unit: mm Test Items Test Methods Limit Typical Resistance to 2% 1% 260C5C, 10 seconds 1second Soldering Heat No significant abnormality in appearance Solder pad Rapid Change of 2% 1% 40C (30min.) /+125C (30min.), 100 cycles Temperature No significant abnormality in appearance Chip component Low Temperature 2% 1% 40C2C, 1000 hours Exposure No significant abnormality in appearance High Temperature 2% 1% +125C2C, 1000 hours Exposure No significant abnormality in appearance 2% Moisture Endurance 1% +60C2C, 90 ~ 95%RH, 1000 hours No significant abnormality in appearance Temperature 3% 2% +20C -40C, +20 +125C Characteristics No significant abnormality in appearance Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1/03/13 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com 285 Inductance (mH) Inductance (mH) Unload Q Unload Q 1.9 0.8 1.9 4.6 inductors