The invention discloses a
high voltage coupling pulse generator and a time-of-flight
mass spectrometer, wherein the
pulse generator comprises a switching on / off driving module, a first input module, a second input module, a high-
voltage coupling module, a first output module, a second output module, a wave filtering
voltage stabilization module and a current-limiting wave filtering module; the switching on / off driving module comprises a driving input end, a
resistor AR1, a
resistor R1 and a
triode; the first input module comprises a first input terminal, a plurality of first
current limiting resistors, and a charging
capacitor; the high-
voltage coupling module comprises a plurality of high-voltage capacitors; one end of the high-voltage coupling module is a first end and the other end of the high-voltage coupling module is a second end; the first end is connected with the collector of the
triode; the second input module and the first output module are both connected with the second end; the current-limiting wave filtering module is connected with the second end; the second output module comprises a second output terminal and fourth
current limiting resistors; one end of the wave filtering voltage stabilization module is connected between adjacent fourth
current limiting resistors, and the other end of the wave filtering voltage stabilization module is grounded. A circuit structure in the invention is complex and output waveforms are stable.