Arent Fox LLP
DC-DC converter and semiconductor integrated circuit
A DC-DC converter includes: a high-side switch; a low-side switch coupled to the high-side switch in series; a capacitor configured to be charged while the low-side switch is turned on and to increase a driving voltage for turning on the high-side switch by a charged voltage; a buffer configured to output a control signal for controlling the high-side switch; a latch configured to receive the control signal at a first input terminal, retain the control signal, and output the control signal to the high-side switch; and a switch configured to receive the control signal from the latch and deactivate the buffer.
FUJITSU LIMITED
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Masafumi Toshihiko
Kondou Mori