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Common mode transient immunity (CMTI) test instrument for electrical measurement by Caltron
CMTI, High Voltage Pulse Generator

HPPI: CMTI High Voltage Pulse Generators

  • HPPI CMTI High Voltage Pulse Generators are 50Ω pulse output with flexibility in user-defined pulse width and rise time for Static and Dynamic Common Mode Transfer Interference (CMTI) evaluations of digital isolators according to IEC-60747-5-5 and IEC-60747-17
  • Max. no. of Built-in Pulse Width: 8 (1ns to 100ns)
  • Max. no. of Built-in Rise Time: 6 (100ps to 50ns)
  • Control Interface: USB, Industrial isolated and EMI/ESD protected
  • Optional Pulse Width Extender: increases pulse width up to 1.6μs in 68 programmable steps (Refer to Pulse Width Extender for details)
  • Application Programming Interface (API): Software macros to control pulse generator in standalone operation
  • Optional Pulse Width Extender: increases pulse width up to 1.6μs in 68 programmable steps (Refer to Pulse Width Extender for details)
  • Optional Rise Time Extender: may increase up to maximum of 24 customized rise time (0.1ns to 1.2us)
  • Probe arm not included, refer to probing solutions for details

Refer to Selection Guide here.

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CMTI High Voltage Pulse Generators Selection Guide
MODEL MAX. VOLTAGE
(OPEN)		 MAX. CURRENT
(SHORT)		 SLEW RATE OPTION:
PULSE WIDTH EXTENDER
CMTI-3010C ±1.5kV ±30A a) up to 15kV/ns, 1.5kV open load [1]
b) up to 7.5kV/ns, 750V, 50Ω load [1]		 TLP-3011C
CMTI-4010C ±2.0kV ±40A a) up to 20kV/ns, 2kV open load [1]
b) up to 10kV/ns, 1KV, 50Ω load [1]		 TLP-3011C
CMTI-8010A [3] ±4.0kV ±80A up to 10kV/ns, 3kV open load [2] TLP-8012A5
CMTI-8010C [4] ±4.0kV Mode A: ±80A
Mode B: ±40A		 a) up to 10kV/ns, 3kV open load [4a]
b) up to 20kV/ns, 2V, open load [4b]		 TLP-3011C [4b]
TLP-8012A5 [4a]		 

[1] 100ps rise time
[2] 300ps rise time
[3] Only 1 pulse width of 100ns
[4] 2 Operating Modes:
     a) Mode A: 100ns pulse width with min. rise time of 300ps,
     b) Mode B: pulse width (1ns-100ns) with min. rise time of 100ps

Datasheet Download:

Technical Notes Download:

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