CustomNetworks,
Custom2-,
Networks,
3-or4-Resistors
2-, 3-(Zor
Foil4-Resistors
Technology)
(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)
FEATURES
• Resistance range: 5 Ω to 100 kΩ per resistive element
(any ohmic value ratio is available within resistance range)
• Temperature coefficient of resistance (TCR):
±0.2 ppm/°C typical (0°C to +125°C, +25°C ref.)
TCR Tracking from 0.1 ppm/°C
• Power coefficient “DR due to self heating”:
5 ppm at rated power
• Ratio match tolerance: to 0.005% (50 ppm)
• Resistance ratio stability: to 0.01%
(0.2 W per element, 70°C, 2,000 hrs)
• Electrostatic discharge (ESD) at least to 25 kV
• Short time overload: 0.002%
• Power rating to: +125°C: 0.3 W per element
• Thermal EMF: 0.05 μV/°C
• Non hot spot design
• Thermal stabilization time < 1 s (nominal value
achieved within 10 ppm of steady state value)
• Current noise: 0.010 μVRMS/V of applied voltage
(500,000 MΩ
Dielectric Withstanding Voltage
Voltage Coefficient (5)
No change
∆R
∆Ratio
Noise
0.1 ppm/V (5)
0.1 ppm/V (5)
0.010 μVRMS/V of applied voltage (
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