Technical data

Low and Full Speed Tests 7
Notes on USB Electrical Compliance Testing 197
Inrush Current Test
Equipment Used
Selecting the Tests
Tabl e 3 5 Equipment Used in Inrush Current Test
Quantity Item Description/Model
1 Oscilloscope Agilent 5485xA Series, 80000 or 90000A Series, 54831B/D,
or 54832B/D
1 Current probe For 5485x, 80000 and 90000A Series oscilloscopes:
• Agilent E2697A high impedance converter, N2774A
current probe, and N2775A power supply
For 54831B/D and 54832B/D oscilloscopes:
• Agilent 1147A
1 Digital Multimeter
(DMM)
Agilent 34401A or equivalent
1 SQiDD board Agilent E2646A/B
1 USB self-powered hub Any listed on USB-IF web site
1 1 meter USB cable Any listed on USB-IF web site