S Series Vishay Foil Resistors High Precision Foil Resistor with TCR of ± 2.0 ppm/°C, Tolerance of ± 0.005 % and Load Life Stability of ± 0.005 % FEATURES • Temperature coefficient of resistance (TCR): - 55 °C to + 125 °C, 25 °C ref. - S102C series: ± 2 ppm/°C typical (see table 1) - S102K series: ± 1 ppm/°C typical (see table 1) • Rated power: to 1 W at + 125 °C • Tolerance: ± 0.005 % (50 ppm) • Load life stability: to ± 0.005 % at 70 °C, 2000 h at rated power • Resistance range: 0.5 Ω to 1 MΩ (higher or lower values of resistance are available) INTRODUCTION • Vishay Foil resistors are not restricted to standard values; ® specific “as required” values can be supplied at no extra Bulk Metal Foil (BMF) technology outperforms all other cost or delivery (e.g. 1K2345 vs. 1K) resistor technologies available today for applications that • Electrostatic discharge up to 25 000 V require high precision and high stability. • Non inductive, non capacitive design This technology has been pioneered and developed by • Rise time: 1 ns effectively no ringing VISHAY, and products based on this technology are the • Current noise: 0.010 µV /V of applied voltage (< - 40 dB) RMS • Thermal EMF: 0.05 µV/°C typical most suitable for a wide range of applications. BMF • Voltage coefficient: < 0.1 ppm/V technology allows us to produce customer orientated • Low inductance: < 0.08 µH typical products, designed to satisfy challenging and specific • Non hot spot design technical requirements. • Terminal finish: lead (Pb)-free or tin/lead alloy Model S series made from Vishay BMF offers low TCR, • Matched sets are available per request (TCR tracking: to 0.5 ppm/°C) excellent load life stability, tight tolerance, fast response • Prototype quantities available in just 5 working days time, low current noise, low thermal EMF and low voltage or sooner. For more information, please contact coefficient, all in one resistor. foil@vishay.com The S series is virtually insensitive to destabillizing factors. • For better TCR and PCR performances please review the Z201 datasheet The resistor element is a solid alloy that displays the desirable bulk properties of its parent material, thus it is APPLICATIONS inherently stable and noise free. • High precision amplifiers ® Vishay’s Bulk Metal S series resistors are the modern • Down-hole (high temperature) generation of precision resistors. The standard design of • High precision instrumentation these resistors provides a unique combination of • Medical and test equipment • Industrial characteristics found in no other single resistor. • Audio (high end stereo equipment) Our application engineering department is available to • EB applications (electron beam scanning and recording advise and to make recommendations. For non-standard equipment, electron microscopes) technical requirements and special applications, please • Military, airborne contact us. • Measurement instrumentation FIGURE 1 - FOIL RESISTOR TCR COMPARISON OF TABLE 1 - RESISTANCE VERSUS TCR FOIL ALLOYS IN MILITARY RANGE (- 55 °C to + 125 °C, + 25 °C ref.) + 150 TYPICAL TCR AND RESISTANCE + 100 RESISTOR MAX SPREAD 1 ppm/°C VALUE (Ω) + 50 (ppm/°C) ΔR 0 R S102(C) 80 to < 150K ± 2 ± 2.5 (ppm) - 50 S102(K) 80 to < 100K ± 1 ± 2.5 - 100 S102(C) ± 2 ± 3.5 2 ppm/°C 50 to < 80 - 150 S102(K) ± 1 ± 3.5 - 200 S102(C) ± 2 ± 4.5 - 50 - 25 0 + 25 + 50 + 75 + 100 + 125 1 to < 50 - 55 S102(K) ± 1 ± 4.5 Temperature (°C) C Alloy K Alloy 2 ppm/°C 1 ppm/°C * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 63001 For any questions, contact: foil@vishay.com www.vishay.com Revision: 25-Jun-09 1 S Series Vishay Foil Resistors FIGURE 2 - STANDARD IMPRINTING AND DIMENSIONS Front View Rear View Optional Customer Part Number L W Print specification, etc. if required Date Code Resistance VISHAY 01 10 XXXXXX Value Code Year Week H XXXX 100R01 S102C 0.01 % Tolerance 1) ST SW LL Model Number LS Lead Material #22 AWG Round Solder Coated Copper Note 1. The standoffs shall be so located as to give a lead clearance of 0.010" minimum between the resistor body and the printed circuit board when the standoffs are seated on the printed circuit board. This is to allow for proper cleaning of flux and other contaminants from the unit after all soldering processes. TABLE 2 - MODEL SELECTION AMBIENT TIGHTEST DIMENSIONS POWER RATING RESISTANCE MAXIMUM AVERAGE TOLERANCE MODEL RANGE WORKING WEIGHT VS. LOWEST NUMBER (1) (Ω) VOLTAGE IN GRAMS RESISTANCE at at F INCHES mm VALUE + 70 °C + 125 °C (INCHES) 0.6 W 0.3 W W: 0.105 ± 0.010 2.67 ± 0.25 S102C 1 to 150K (2) L: 0.300 ± 0.010 7.62 ± 0.25 (S102J) up to 100K H: 0.326 ± 0.010 8.28 ± 0.25 0.4 W 0.2 W 300 0.6 ST: 0.010 min. 0.254 min. S102K SW: 0.035 ± 0.010 1.02 ± 0.13 1 to 100K (2) (S102L) over 100K LL: 1.000 ± 0.125 25.4 ± 3.18 LS: 0.150 ± 0.0054 3.81 ± 0.13 1.0 W 0.5 W W: 0.160 max. 4.06 max. S104D 1 to 500K (1) L: 0.575 max. 14.61 max. (S104F) up to 200K H: 0.413 max. 10.49 max. (0.138) 0.6 W 0.3 W 350 1.4 ST: 0.035 ± 0.005 0.889 ± 0.13 (0.565) SW: 0.050 ± 0.005 1.27 ± 0.13 (0.413) 0.005 %/50 Ω S104K 1 to 300K over 200K LL: 1.000 ± 0.125 25.4 ± 3.18 0.01 %/25 Ω LS: 0.400 ± 0.020 10.16 ± 0.51 0.02 %/12 Ω 0.05 %/5 Ω 1.5 W 0.75 W W: 0.160 max. 4.06 max. (0.138) S105D 1 to 750K (1) 0.1 %/2 Ω L: 0.820 max. 20.83 max. (0.890) (S105F) up to 300K 0.50 %/1 Ω H: 0.413 max. 10.49 max. (0.413) 0.8 W 0.4 W 350 1.9 ST: 0.035 ± 0.005 0.889 ± 0.13 SW: 0.050 ± 0.005 1.27 ± 0.13 S105K 1 to 500K over 300K LL: 1.000 ± 0.125 25.4 ± 3.18 LS: 0.650 ± 0.020 16.51 ± 0.51 (0.7 ± 0.05) 2.0 W 1.0 W W: 0.260 max. 6.60 max. S106D 0.5 to 1M L: 1.200 max. 30.48 max. up to 400K H: 0.413 max. 10.49 max. 1.0 W 0.5 W 500 4.0 ST: 0.035 ± 0.005 0.889 ± 0.13 SW: 0.050 ± 0.005 1.27 ± 0.13 S106K 0.5 to 600K over 400K LL: 1.000 ± 0.125 25.4 ± 3.18 LS: 0.900 ± 0.020 22.86 ± 0.51 Notes (1) S104F and S105F have different package dimensions (see last column). All other specifications are the same. (2) 0.200" (5.08 mm) lead spacing available - specify S102J for S102C, and S102L for S102K. www.vishay.com For any questions, contact: foil@vishay.com Document Number: 63001 2 Revision: 25-Jun-09 S Series Vishay Foil Resistors FIGURE 3 - POWER DERATING CURVE FIGURE 4 - TRIMMING TO VALUES (conceptual illustration) - 55 °C + 70 °C 100 % Rated Power 75 % Current Path Interloop Capacitance Before Trimming Reduction in Series Current Path 50 % After Trimming Mutual Inductance Trimming Process Recommended Reduction due operation for Removes this Material to Change in < 150 ppm ΔR from Shorting Strip Area 25 % Current Direction ∆ after 2000 h Changing Current Path load life and Increasing Resistance 0 - 75 - 50 - 25 0 + 25 + 50 + 75 + 100 + 125 + 150 + 175 + 200 Ambient Temperature (°C) Note: Foil shown in black, etched spaces in white TABLE 3 - ENVIRONMENTAL PERFORMANCE COMPARISON MIL-PRF-55182 S-SERIES S-SERIES CHAR J MAXIMUM ΔR TYPICAL ΔR Test Group I Thermal shock, 5 x (- 65 °C to + 150 °C) ± 0.2 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Short time overload, 6.25 x rated power ± 0.2 % ± 0.01 % (100 ppm) ± 0.003 % (30 ppm) Test Group II Resistance temperature characteristics ± 25 ppm/°C ± 4.5 ppm/°C ± 2.0 ppm/°C Characteristic Low temperature storage (24 h at - 65 °C) ± 0.15 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Low temperature operation ± 0.15 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) (45 min, rated power at - 65 °C) Terminal strength ± 0.2 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Test Group III DWV ± 0.15 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Resistance to solder heat ± 0.1 % ± 0.01 % (100 ppm) ± 0.005 % (50 ppm) Moisture resistance ± 0.4 % ± 0.05 % (500 ppm) ± 0.01 % (100 ppm) Test Group IV Shock ± 0.2 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Vibration ± 0.2 % ± 0.01 % (100 ppm) ± 0.002 % (20 ppm) Test Group V Life test at 0.3 W/+ 125 °C 2000 h ± 0.5 % ± 0.015 % (150 ppm) ± 0.01 % (100 ppm) 10 000 h ± 2.0 % ± 0.05 % (500 ppm) ± 0.03 % (300 ppm) Test Group Va Life test at 0.6 W (2 x rated power)/+ 70 °C, 2000 h ± 0.5 % ± 0.015 % (150 ppm) ± 0.01 % (100 ppm) Test Group VI High temperature exposure (2000 h at + 175 °C) ± 2.0 % ± 0.1 % (1000 ppm) ± 0.05 % (500 ppm) Test Group VII Voltage coefficient 5 ppm/V < 0.1 ppm/V < 0.1 ppm/V Document Number: 63001 For any questions, contact: foil@vishay.com www.vishay.com Revision: 25-Jun-09 3 Percent of Rated Power at + 70 °C S Series Vishay Foil Resistors STANDARD OPERATIONS AND TEST IMPROVED PERFORMANCE TESTING (IPT) CONDITIONS The preceding information is based on product directly off A. Standard Test Operations: the production line. Improved performance (meaning By 100 % Inspection increased time stability with load and other stresses) is • Short-time overload (6.25 x rated power for 5 s) available through factory conducted “Improved Performance • Resistance - tolerance check Testing”. The test routine is usually tailored to the users • Visual and mechanical stability objectives and product that has been screened can By Sample Inspection be brought down to a potential load life of less than 50 ppm. • TCR Various screen test routines are available and all anticipated • Environmental tests per table 3 on a quarterly basis to establish performance by similarity stresses must be taken into account before settling on one B. Standard Test Conditions: specific test routine. Our applications engineering • Lead test point: 0.5" (12.7 mm) from resistor body department is prepared to discuss and recommend appropriate routines given the full spectrum of anticipated • Temperature: + 23 °C ± 2 °C stresses and stability requirements. • Relative humidity: per MIL-STD-202 TABLE 4 - “S” SERIES SPECIFICATIONS (1) Stability Load life at 2000 h ± 0.015 % (150 ppm) Maximum ΔR at 0.3 W/+ 125 °C ± 0.005 % (50 ppm) Maximum ΔR at 0.1 W/+ 70 °C Load life at 10 000 h ± 0.05 % (500 ppm) Maximum ΔR at 0.3 W/+ 125 °C ± 0.01 % (100 ppm) Maximum ΔR at 0.05 W/+ 125 °C Current Noise 0.010 µV (RMS)/V of applied voltage (- 40 dB) High Frequency Operation Rise time 1.0 ns at 1 kΩ (2) Inductance (L) 0.1 µH maximum; 0.08 µH typical Capacitance (C) 1.0 pF maximum; 0.5 pF typical (3) Voltage Coefficient < 0.1 ppm/V (4) Thermal EMF 0.1 µV/°C Maximum; 0.05 µV/°C typical 1 µV/W (Model S102C) Notes (1) Load life ΔR maximum can be reduced by 80 %, please contact applications engineering department. (2) Inductance (L) due mainly to the leads. (3) The resolution limit of existing test equipment (within the measurement capability of the equipment, or “essentially zero”.) (4) µV/°C relates to EMF due to lead temperature difference and µV/watt due to power applied to the resistor. www.vishay.com For any questions, contact: foil@vishay.com Document Number: 63001 4 Revision: 25-Jun-09 S Series Vishay Foil Resistors (1) TABLE 5 - GLOBAL PART NUMBER INFORMATION NEW GLOBAL PART NUMBER: Y000780K5000V9L (preferred part number format) DENOTES PRECISION VALUE CHARACTERISTICS YR = Ω 0 = standard K = kΩ 9 = lead (Pb)-free M = MΩ 1 to 999 = custom Y0 0 078 0 K 5 0 0 0 V9 L PRODUCT CODE RESISTANCE TOLERANCE PACKAGING 0007 = S102C V = ± 0.005 % L = bulk pack 0785 = S102J T = ± 0.01 % 0062 = S102K Q = ± 0.02 % 0786 = S102L A = ± 0.05 % 0011 = S104D B = ± 0.1 % 5011 = S104F C = ± 0.25 % 0101 = S104K D = ± 0.5 % 4101 = S104L F = ± 1.0 % 0012 = S105D 4012 = S105F 0102 = S105K 4102 = S105L 0013 = S106D 0103 = S106K FOR EXAMPLE: ABOVE GLOBAL ORDER Y0007 80K5000 V 9 L: TYPE: S102C VALUE: 80.5 kΩ ABSOLUTE TOLERANCE: ± 0.005 % TERMINATION: lead (Pb)-free PACKAGING: bulk pack HISTORICAL PART NUMBER: S102C T 250R00 V B (will continue to be used) S102C T 250R00 V B MODEL TERMINATION RESISTANCE VALUE TOLERANCE PACKAGING B = bulk pack S102C T = lead (Pb)-free 250R00 = 250.00 Ω V = ± 0.005 % S102J None = tin/lead alloy 5K2310 = 5.231 kΩ T = ± 0.01 % S102K 1M000 = 1 MΩ Q = ± 0.02 % S102L A = ± 0.05 % S104D B = ± 0.1 % S104F C = ± 0.25 % S104K D = ± 0.5 % S104L F = ± 1.0 % S105D S105F S105K S105L S106D S106K Note (1) For non-standard requests, please contact application engineering. Document Number: 63001 For any questions, contact: foil@vishay.com www.vishay.com Revision: 25-Jun-09 5 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 www.vishay.com Revision: 18-Jul-08 1