Features Available with 3M tape (#56) for outer Low cost, high quality covering (standard version) or heat shrink tube ("S" version) Excellent temperature stability High currents E12 series 100 H to 33mH Applications Open construction Telecommunications PT121 Series - Radial High Q Inductors Electrical Specifications (@ 25 C) Product Dimensions PT121 Series Part Number Inductance Typical (1) mH 10 % Q (ref.) Measure frequency Q and Inductance kHz Self Resonant frequency MHz min. (2) DCR (max.) Rated I DC mA (max.) PT12110 PT12111 PT12112 PT12113 PT12114 PT12115 PT12116 PT12117 PT12118 PT12119 PT12120 PT12121 PT12122 PT12123 PT12124 PT12125 PT12126 PT12127 PT12128 PT12129 PT12130 PT12131 PT12132 PT12133 PT12134 PT12135 PT12136 PT12137 PT12138 PT12139 PT12140 0.10 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.60 0.82 1.00 1.20 1.50 1.80 2.20 2.70 3.30 3.90 4.70 5.60 6.80 8.20 10.00 12.00 15.00 18.00 22.00 27.00 33.00 80 80 80 80 80 80 80 80 80 80 80 80 90 90 90 90 90 90 90 90 90 90 90 90 100 100 100 100 100 100 100 796.0 796.0 796.0 796.0 796.0 796.0 796.0 796.0 796.0 796.0 796.0 796.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 252.0 79.6 79.6 79.6 79.6 79.6 79.6 79.6 5.30 4.50 3.80 3.30 2.90 2.60 2.30 2.10 1.90 1.70 1.60 1.40 1.30 1.20 1.10 1.00 0.90 0.80 0.70 0.70 0.60 0.60 0.50 0.50 0.40 0.40 0.40 0.30 0.30 0.30 0.30 2.0 2.0 2.0 3.0 3.0 3.0 4.0 4.0 4.0 4.0 4.0 6.0 6.0 9.0 9.0 9.0 13.0 13.0 13.0 13.0 18.0 18.0 26.0 26.0 40.0 40.0 60.0 60.0 80.0 80.0 80.0 200 200 200 200 200 200 200 200 200 200 200 200 150 150 150 100 100 100 100 50 50 50 50 50 40 40 40 30 30 30 30 8.00 MAX. (0.314) Solder Joint 12.70 MAX. (0.50) 1.52 MAX. (0.060) DIA. 5.00 (0.197) 0.70 (0.027) 5.00 (.197) PT121S Series 10.15 MAX. (0.40) Heat Shrink Tube Coated 12.70 MAX. (0.50) DIA. 0.70 (0.027) 5.00 (0.197) 5.00 (.197) Recommended PCB Layout 0.90 0.1 DIA. (0.035 0.004) 5.00 0.1 (0.197 0.004) NOTE: (1) Version J: Inductance Value 5 % is also available. Please add 'J' to above part number if Inductance Value 5 % is required (i.e. PT12110J) (2) Measurements are made at 25 C using HP4277A LCZ Meter Self Resonant Frequency is for reference only. Full encapsulated units with Epoxy Resin are also available. Please consult factory for details. "S" Version uses heat shrink tube for outer cover. Diameter and height are slightly higher than standard version. (See product dimensions.) RECOMMENDED PCB LAYOUT DIMENSIONS: MM (INCHES) TOLERANCE: Electrical Schematic 1 2 REV. 11/03 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Schematic 0.25 (0.010)