2R, 3R, 4R (Z-Foil Technology)
Ultra High Precision Z-Foil Voltage Divider and
Network Resistor with TCR Tracking to 0.1 ppm/ꢀC
and Resistance Match to 0.005% (50 ppm)
Vishay Foil Resistors
TABLE 1 - TYPICAL PERFORMANCE CHARACTERISTICS*
TCR Tracking between all resistors
(Any ohmic value ratio is available within resistance typical
range)
available to:
0.1 ppm/ꢀC
0.5 ppm/ꢀC
maximum
depends on resistance value
Ratio Tolerance between all resistors
available to:
0.005 % (50 ppm)
depends on resistance value
Max Ambient Temp. at Rated Wattage
Max Ambient Temp. at Zero Power
Thermal Shock
+ 1ꢁ5ꢀC
+ 175ꢀC
ΔR
ΔRatio
0.00ꢁ% (ꢁ0 ppm)
0.00ꢁ% (ꢁ0 ppm)
Low Temperature Operation
Short Time Overload
Terminal Strength
ΔR
0.005% (50 ppm)
0.00ꢁ% (ꢁ0 ppm)
ΔRatio
ΔR
ΔRatio
0.00ꢁ% (ꢁ0 ppm)
0.00ꢁ% (ꢁ0 ppm)
ΔR
ΔRatio
0.001% (10 ppm)
0.001% (10 ppm)
Resistance to Soldering Heat
Moisture Resistance
Shock
ΔR
0.00ꢁ% (ꢁ0 ppm)
0.001% (10 ppm)
ΔRatio
ΔR
ΔRatio
0.003% (30 ppm)
0.003% (30 ppm)
ΔR
ΔRatio
0.001% (10 ppm)
0.001% (10 ppm)
Vibration High Frequency
ΔR
ΔRatio
0.001% (10 ppm)
0.001% (10 ppm)
Life 0.3W at + 1ꢁ5ꢀC
0.0ꢁW at + 60ꢀC
ΔR
ΔRatio
ΔR
ΔRatio
ΔR
ΔRatio
0.01% (100 ppm)
0.01% (100 ppm)
0.003% (30 ppm)
0.001% (10 ppm)
0.00ꢁ% (ꢁ0 ppm)
0.001% (10 ppm)
0.05W at + ꢁ5ꢀC
High Temperature Exposure
Low Temperature Storage
ΔR
0.01% (100 ppm)
0.01% (100 ppm)
ΔRatio
ΔR
ΔRatio
0.00ꢁ% (ꢁ0 ppm)
0.00ꢁ% (ꢁ0 ppm)
Insulation Resistance
> 104MΩ
Dielectric Withstanding Voltage
Voltage Coefficient
No Change
ΔR
ΔRatio
0.1ppm/V
0.1ppm/V
Noise
N/A
N/A
N/A
N/A
N/A
N/A
N/A
- 40dB
Inductance
0.08µH
Capacitance
0.5pF
Rise Time
1ns at 1kΩ
0.04µV/ꢀC
0.0ꢁµV/ꢀC
0.1µV for ꢁ0mW
Thermal EMF lead to lead
Thermal EMF air circulation
Thermal EMF power
Shelf Life
ΔR
ΔRatio
ꢁ5 ppm/year
10 ppm/year
* Measurement error 0.001 R
SALES
• AMERICAS: foilsales.usa@vishay.com
• ASIA/JAPAN: foilsales.asia@vishay.com
• UK/HOLLAND/SCANDINAVIA: foilsales.eunorth@vishay.com
• GERMANY/CZECH REPUBLIC/AUSTRIA: foilsales.eucentral@vishay.com • FRANCE/SWITZERLAND/SOUTHERN EUROPE: foilsales.eusouth@vishay.com • ISRAEL: foilsales.israel@vishay.com
Document Number: 63114
Revision: 08-Aug-06
For technical questions, contact: foil@vishay.com
www.vishay.com
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