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S102C_11 Datasheet, PDF (4/6 Pages) Vishay Siliconix – High Precision Foil Resistor with TCR of ± 2.0 ppm/°C, Tolerance of ± 0.005 % and Load Life Stability of ± 0.005 %
S Series
Vishay Foil Resistors
FIGURE 5 - LONG-TERM STABILITY OVER 29 YEARS (0.1W AT 70°C, 50 SAMPLES S102C,
10KΩ)
40
20
0
-20
-40
-60
-80
-100
-120
0
5
10
15
20
25
30
Time (Years)
STANDARD OPERATIONS AND TEST
CONDITIONS
A. Standard Test Operations:
By 100 % Inspection
• Short-time overload (6.25 x rated power for 5 s)
• Resistance - tolerance check
• Visual and mechanical
By Sample Inspection
• TCR
• Environmental tests per table 3 on a quarterly basis to
establish performance by similarity
B. Standard Test Conditions:
• Lead test point: 0.5" (12.7 mm) from resistor body
• Temperature: + 23 °C ± 2 °C
• Relative humidity: per MIL-STD-202
IMPROVED PERFORMANCE TESTING (IPT)
The preceding information is based on product directly off
the production line. Improved performance (meaning
increased time stability with load and other stresses) is
available through factory conducted “Improved Performance
Testing”. The test routine is usually tailored to the user’s
stability objectives and IPT-processed resistors can exhibit
improved load-life stability levels of less than 50 ppm.
Various screen test routines are available and all anticipated
stresses must be taken into account before settling on one
specific test routine. VFR's application engineering
department is prepared to discuss and recommend
appropriate routines given the full spectrum of anticipated
stresses and stability requirements.
TABLE 4 - “S” SERIES SPECIFICATIONS
Stability (1)
Load life at 2000 h
Load life at 10 000 h
Current Noise
High Frequency Operation
Rise time
Inductance (L) (2)
Capacitance (C)
Voltage Coefficient
Thermal Electromotive Force (EMF) (4)
± 0.015 % (150 ppm) Maximum ΔR at 0.3 W/+ 125 °C
± 0.005 % (50 ppm) Maximum ΔR at 0.1 W/+ 70 °C
± 0.05 % (500 ppm) Maximum ΔR at 0.3 W/+ 125 °C
± 0.01 % (100 ppm) Maximum ΔR at 0.05 W/+ 125 °C
0.010 µV
(RMS)/V of applied voltage (- 40 dB)
1.0 ns at 1 kΩ
0.1 µH maximum; 0.08 µH typical
1.0 pF maximum; 0.5 pF typical
< 0.1 ppm/V (3)
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.vishayfoilresistors.com
4
For any questions, contact: foil@vishaypg.com
Document Number: 63001
Revision: 29-Jun-11