GATING MODES...................................................................................................................31
DUT INSTALLATION......................................................................................................32
SOCKET PINOUT.................................................................................................................32
DAUGHTERBOARD PINOUT...............................................................................................33
DAUGHTERBOARD COMPONENTS...................................................................................36
CUSTOM DAUGHTERBOARDS...........................................................................................38
DIFFERENTIAL PROBING...................................................................................................38
INSTALLING THE DAUGHTERBOARDS.............................................................................39
BASIC TEST ARRANGEMENTS...................................................................................40
INTER-CHANNEL INTERFERENCE.....................................................................................42
TYPICAL WAVEFORMS FOR STANDARD DAUGHTERBOARDS.............................43
BASIC THEORY....................................................................................................................43
CONTROLLING THE TRANSITION TIME............................................................................44
TYPICAL POSITIVE RESULTS, WITH NO DUT INSTALLED.............................................45
TYPICAL NEGATIVE RESULTS, WITH NO DUT INSTALLED............................................46
VO3120 RESULTS................................................................................................................47
HCPL-7721 RESULTS..........................................................................................................50
TYPICAL WAVEFORMS FOR CUSTOMIZED DAUGHTERBOARDS.........................53
PCB 298B (FOR TLP2366)...................................................................................................53
PCB 299B (FOR ADUM241E0BRWZ)..................................................................................57
CAPACITIVE INTERFERENCE ISSUES.......................................................................61
INDUCTIVE SPIKES AND PROBE SATURATION.......................................................66
DC CORRECTNESS ISSUES.........................................................................................68
VERIFICATION AND TROUBLESHOOTING................................................................69
SAFETY CONCERNS.....................................................................................................71
TURN OUTPUT OFF BEFORE ACCESSING DUT...............................................................71
AUTOMATIC TIMEOUT........................................................................................................71
OVERLOAD INDICATOR......................................................................................................71
OPERATIONAL CHECK.................................................................................................72
PROTECTING YOUR INSTRUMENT.............................................................................74
USE HIGH-VOLTAGE CABLES, CONNECTORS, AND PROBES......................................74
SHORT-CIRCUIT PROTECTION..........................................................................................74
MECHANICAL INFORMATION......................................................................................75
TOP COVER REMOVAL.......................................................................................................75
4
Summary of Contents for AVRQ-5-B
Page 52: ...Bottom side 52 ...
Page 57: ...PCB 299B FOR ADUM241E0BRWZ 57 ...
Page 82: ...PCB 158R2 LOW VOLTAGE POWER SUPPLY ...
Page 87: ...DUT WIRING ON STANDARD DAUGHTERBOARD PCB 267C ...
Page 88: ...DUT WIRING ON CUSTOMIZED TLP2366 DAUGHTERBOARD PCB 298B ...
Page 89: ...DUT WIRING ON CUSTOMIZED ADUM241E0BRWZ DAUGHTERBOARD PCB 299B ...
Page 91: ...PERFORMANCE CHECK SHEET 91 ...