1401 Vishay Foil Resistors Bulk Metal® Foil Technology 3 Pin Transistor Outline Hermetic Resistor Network The three pin TO-18 package is suitable for single resistor hermetic packaging with case and lid grounded for electrical isolation. This unique package may also be used to provide a voltage divider, but the user is cautioned that the center tap must go to ground. Review data sheet “7 Technical Reasons to Specify Bulk Metal® Foil Resistor Networks.” Product may not be to scale ORDERING INFORMATION - 1401 PARTS 3 pins on a 0.100" pin circle– pin 3 case grounded. FIGURE 1 - STANDARD DIMENSIONS in inches (millimeters) DIAMETER 0.178 –0.195 (4.52 –4.95) CASE GROUNDED 3 0.200 MAXIMUM (5.08) 0.100 (2.54) 2 VISHAY MODEL NUMBER CHIP CAPACITY V15X5 - 1 chip V15X5 - 1 chip and V5X5 - 1 chip 1401 45° 1 0.028 –0.048 (0.71 –1.22) 0.209 –0.230 (5.31 –5.84) 0.15 Watt V5X5 - 2 chips 0.500 MINIMUM (12.7) 3 LEADS 0.016 –0.021 (0.41 –0.48) MAXIMUM POWER RATING (WATTS) @ +70°C 0.036 –0.046 (0.91 –1.17) (VIEWED FROM BOTTOM) DIAMETER NOTES: 1. These networks utilize Vishay Bulk Metal® Foil resistor chips V5X5 and V15X5 or VTF15X10 Thin Film chips. 2. The V5X5 and V15X5 chips have maximum resistance values of 10K and 33K respectively in Bulk Metal® Foil and 500K in VTF15X5 Thin Film chips. FIGURE 2 - SAMPLE CIRCUIT DESIGNS AND CHIP LAYOUTS NOTE: 2 Usable area is represented by the dotted lines— a cross 0.150 Inches x 0.150 Inches with arm width of 0.05 Inches. Illustrations not to scale. Chips shown undersize for clarity. Drawing view is from the top looking down into the package. 1 2 1 3 R1 R1 R1 R2 R1 2 3 R2 3 1 CASE 2 CASE ONE RESISTOR CASE GROUNDED VISHAY FOIL • FRANCE +33.4.93.37.28.24 FAX: +33.4.93.37.27.31 • GERMANY +49.9287.710 FAX: +49 9287.70435 • ISRAEL +972.3.557.0945 FAX: +972.3.558.9121 Document Number: 63037 Revision 31-Jul-02 DIVIDER CENTER TAP GROUNDED • ITALY + 39.2.300.11919 FAX: +39.2.300.11999 • JAPAN +81.42.729.0661 FAX: +81.42.729.3400 • SINGAPORE +65.788.6668 FAX: +65.788.0988 • SWEDEN +46.8.594.70590 FAX: +46.8.594.70581 • UK +44 191 514 8237 FAX: +44 1953 457 722 • USA +1 610 407-4800 FAX: +1 610 640-9081 www.vishay.com 119 THROUGH HOLE Networks are built to your requirements. Send your schematic and electrical requirements to the Applications Engineering Department. (See data sheet “Network Worksheet.”) A unique part number will be assigned which defines all aspects of your network. This datasheet has been download from: www.datasheetcatalog.com Datasheets for electronics components.