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SMNZ (Z-Foil)

This ultra-high-precision Z-Foil surface-mount four-resistor network is the most precise resistor network in a dual inline package for amplifier applications

Features:

  • Temperature coefficient of resistance (TCR) absolute:
    • ±0.05 ppm/°C typical (0°C to +60°C)
    • ±0.2 ppm/°C typical (-55°C to +125°C, +25°C Ref.)
  • Tracking: 0.1 ppm/°C typical
  • Tolerance match: 0.01%
  • Power coefficient tracking −“R2 -R1 due to self-heating”: 5 ppm at rated power
  • Power rating: at 70°C
    • Entire package 0.4 W, each resistor 0.1 W
  • Ratio stability: 0.005% (0.1 W at 70°C, 2000 h)
  • Large variety of resistance ratios
  • Electrostatic discharge (ESD) above 25 kV
  • Short time overload ≤0.0025%
  • Non-inductive, non-capacitive design
  • Rise time: 1 ns without ringing
  • Current noise: <-40 dB
  • Voltage coefficient <0.1 ppm/V
  • Non-inductive: <0.08 μH
  • Non hot spot design