IV Ramp

IV ramp using HV Source as source and for taking current measurements.

Type: iv_ramp

Parameters

Parameter	Type	Default	Description
`matrix_enable`	`bool`	`true`	Enable matrix configuration.
`matrix_channels`	`list`	`[]`	List of matrix channels to be closed. All matrix slots can be addressed.
`voltage_start`	`volt`	required	Start voltage for HV Source ramp. (`-1 kV` to `1 kV`).
`voltage_stop`	`volt`	required	End voltage for HV Source ramp. (`-1 kV` to `1 kV`).
`voltage_step`	`volt`	required	Step voltage for HV Source ramp (`1 mV` to `100 V`).
`waiting_time`	`second`	`1 s`	Additional delay between ramp steps (`0 ms` to `3600 s`).
`voltage_step_before`	`volt`	`voltage_step`
`waiting_time_before`	`second`	`100 ms`
`voltage_step_after`	`volt`	`voltage_step`
`waiting_time_after`	`second`	`100 ms`
`waiting_time_start`	`second`	`0 s`	Additional delay before starting with measurement ramp.
`waiting_time_end`	`second`	`0 s`	Additional delay after final ramp down.
`hvsrc_current_compliance`	`ampere`	required	HV Source current compliance (`1 nA` to `1 mA`).
`hvsrc_accept_compliance`	`bool`	`false`	Stop measurement gracefully if HV Source compliance tripped.
`hvsrc_sense_mode`	`str`	`local`	HV Source sense mode. Possible values are: `local`, `remote`.
`hvsrc_route_terminal`	`str`	`rear`	HV Source route terminal. Possible values are: `front`, `rear`.
`hvsrc_filter_enable`	`bool`	`false`	Enable HV Source filter.
`hvsrc_filter_count`	`int`	`10`	HV Source filter count (`1` to `100`).
`hvsrc_filter_type`	`str`	`moving`	Type of applied HV Source filter. Possible values are: `moving`, `repeat`.
`hvsrc_source_voltage_autorange_enable`	`bool`	`true`	Enable source voltage auto range.
`hvsrc_source_voltage_range`	`volt`	`20 V`	Set source voltage range. (`-1 kV` to `1 kV`).
`analysis_functions`	`list`	`[]`	List of applied analysis functions. Possible values are: `iv`, `gcd`, `fet`, `contact`, `meander`, `breakdown`. See also Analysis Functions page.

Data columns

Column	Type	Description
`timestamp`	`second`	Time offset in seconds.
`voltage`	`volt`	Voltage assigned to HV source.
`current_hvsrc`	`ampere`	Current reading of HV source.
`temperature_box`	`degC`	Box temperature in degree Celcius.
`temperature_chuck`	`degC`	Chuck temperature in degree Celcius.
`humidity_box`	`percent`	Relative box humidity in percent.

Example configuration

- id: iv_example
  name: IV Example
  type: iv_ramp
  enabled: true
  description: An example measurement.
  parameters:
      matrix_channels: [1A02, 2C11]
      voltage_start: 0 V
      voltage_stop: -1000 V
      voltage_step: 10 V
      waiting_time: 1 s
      current_compliance: 1 uA
      sense_mode: local
      route_terminal: rear
      hvsrc_filter_enable: true
      hvsrc_filter_count: 10
      hvsrc_filter_type: moving
      analysis_functions: [iv]