VISHAY VFC1206 Data sheet
Contents
1. 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 63084 Revision 03 Jul 02 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 NOTES As shown 0 01 to allow for measurement error As shown 0 01Q to allow for measurement error for values less than 100Q SWEDEN 46 8 594 70590 FAX 46 8 594 70581 e UK 44 191 514 8237 FAX 44 1953 457 722 USA 1 610 407 4800 FAX 1 610 640 9081 www vishay com N1 VFC1206 Vishay Foil Resistors Bulk Metal Foil Technology High Precision Flip Chip Patent Pending FIGURE 2 POWER DERATING CURVE FIGURE 3 CHIP CONFIGURATION tog 85C 70 C High Purity Alumina z Rated Power Substrate amp 100 ra Resistive 3 Bulk Metal Foil w 75 50 5 as Solder D a o 75 50 25 0 25 50 75 100 125 150 175 Protective Ambient Temperature C Coating FIGURE 4 DIMENSIONS AND LAND PATTERN in inches millimeters Bottom View Showing Terminals for Mounting Land Pattern Solder Terminal 2 D Ww wi G X Z l L 0 003 0 08 f L gt CHIP E w THICKNESS D w1 Z G X SIZE 0 005 0 13 0 005 0 13 MA2. e Voltage Coefficient lt 0 00001 volt lt 0 1ppm V e Current Noise lt 0 010uV rms volt of applied voltage e Non Inductive lt 0 08uH TABLE 1 RESISTANCE VALUE VS TOLERANCE AND TCR VALUE STANDARD MAXIMUM Q TOLERANCE TCR 100Q to 30K 0 01 2 0ppm C 50Q to lt 1009 0 05 3 0ppm C 25Q to lt 50Q 0 1 4 0ppm C 10Q to lt 25Q 0 25 5 0ppm C Tighter tolerances are available Please contact Application Engineering Range 55 C to 125 C 25 C reference FIGURE 1 NOMINAL TCR COMPARISON OF Z FOIL TO C FOIL 150 100 50 AR KH R 0 lt 0 5PPM C Z Alloy PPM _59 100 lt 2PPM C 150 4 CAlloy 200 50 25 O 25 50 75 100 125 55 Ambient Temperature C C Alloy 2PPM C HE Z Alloy 0 5PPM C TABLE 2 TYPICAL PERFORMANCE SPECIFICATIONS TEST MIL PRF 55342 VFC1206 CHARACTERISTIC E MAXIMUM AR LIMITS AR LIMITS aaa Coefficient ot 25ppm C See Table 1 Thermal Shock 0 10 0 02 Low Temperature Operation 0 10 0 02 Short Time Overload 0 10 0 02 High Temperature Exposure 0 10 0 03 Resistance to Bonding 0 20 0 02 Moisture Resistance 0 20 0 03 Life 2000hrs at 70 C 0 50 0 01 The TCR for values lt 100Q are influenced by the termination composition and result in a deviation from this curve
3. lt lt FC 1206 hy Fi VISHAY VFC1206 Vishay Foil Resistors High Precision Flip Chip Patents Pending Industrialized Countries Product may not be to scale The VFC1206 is a surface mountable flip chip resistor that utilizes Ultra Precision Bulk Metal Z Foil This product differs from other Vishay Bulk Metal Foil surface mount devices in as much as it is installed with the foil side facing the PCB providing better power handling capabilities The Foil element is isolated from the PCB by a protective overcoating This overcoating plus the overall product design isolates the resistor from handling and installation stresses The temperature coefficient of resistance TCR curve shown below compares the new revolutionary Z Foil with its TCR of lt 0 5ppm C to the original Vishay C Foil The Bulk Metal Foil characteristics of excellent long term stability low noise and availability of tight tolerance are maintained in this Flip Chip configuration The VFC1206 is available in any value within the specified resistance range The flip chip configuration is more economical for high volume anolog applications where high precision is required FEATURES e Nominal TCR 0 5ppm C 55 C to 125 C e Resistance Range 10Q to 30K e Tolerance to 0 01 e Load Life Stability 0 01 maximum AR under full rated power at 70 C for 2000 hours e Shelf Life Stability 50ppm 0 005 over several years
4. XIMUM 0 003 0 08 0 003 0 08 0 003 0 08 0 003 0 08 0 003 0 08 0 126 0 062 0 025 0 015 0 059 0 126 0 090 0 062 1206 3 20 1 57 0 64 0 38 1 50 3 20 2 29 1 57 TABLE 3 PROPERTIES RESISTANCE POWER MAXIMUM MAXIMUM RANGE 70 C VOLTAGE WEIGHT Q mW V mg 10R 30K 125 61 10 3 TABLE 4 ORDERING INFORMATION MODEL CHIP SIZE RESISTANCE VALUE TOLERANCE TERMINATION PACKAGING VFC 1206 RESISTANCE LETTER MULTIPLIER T 0 01 B solderable T Tape and RANGE DESIGNATOR FACTOR Q 0 02 Reel A 0 05 W Waffle Pack 10Q to lt 1KQ R x 1 0 B 0 1 Example 249R00 2490 C 0 25 D 0 5 1K to 30K K x 10 F 41 0 Example 10K000 10 0KQ Patent Pending 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 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 e UK 44 191 514 8237 FAX 44 1953 457 722 USA 1 610 407 4800 FAX 1 610 640 9081 www vishay com N2 Document Number 63084 Revision 03 Jul 02
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