Electrical characterization

Electrical characterization

MANUFACTURER Agilent
MODEL 3458A

General description:

2 & 4 pts (Kelvin technique) resistance measures

Characteristics :

OHMS

  • 9 ranges: 10 Ù to 1GÙ
  • Two-wire and four-wire Ohms with offset compensation
  • Up to 50,000 readings/sec (5.5 digits)
  • Maximum Sensitivity: 10 μÙ
  • 2.2 ppm 24 hour accuracy

DC VOLTS

  • 5 ranges: 0.1 V to 1000 V
  • 8.5 to 4.5 digit resolution
  • Up to 100,000 readings/sec (4.5 digits)
  • Maximum sensitivity: 10 nV
  • 0.6 ppm 24 hour accuracy
  • 8 ppm (4 ppm optional) / year voltage reference stability

AC VOLTS

  • 6 ranges: 10 mV to 1000 V
  • 1 Hz to 10 MHz bandwidth
  • Up to 50 readings/sec with all readings to specified accuracy
  • Choice of sampling or analog true rms techniques
  • 100 ppm best accuracy

DC CURRENT

  • 8 ranges: 100 nA to 1 A
  • Up to 1,350 readings/sec (5.5 digits)
  • Maximum sensitivity: 1pA
  • 14 ppm 24 hour accuracy

AC CURRENT

  • 5 ranges: 100 μA to 1 A
  • 10Hz to 100 kHz bandwidth
  • Up to 50 readings/sec
  • 500 ppm 24 hour accuracy

FREQUENCY AND PERIOD

  • Voltage or current ranges
  • Frequency: 1 Hz to 10 MHz
  • Period: 100 ns to 1 sec
  • 0.01% accuracy
  • ac or dc coupled

MAXIMUM SPEEDS

  • 100,000 readings/sec at 4.5 digits (16 bits)
  • 50,000 readings/sec at 5.5 digits
  • 6,000 readings/sec at 6.5 digits
  • 60 readings/sec at 7.5 digits
  • 6 readings/sec at 8.5 digits

MEASUREMENT SET-UP SPEED

  • 100,000 readings/sec over GPIB* or with internal memory
  • 110 autoranges/sec
  • 340 function or range changes/sec
  • Post-processed math from

INTERNAL MEMORY

To use this equipment

The equipment available is accessible to the academic and industrial research community.

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