the below table shows the specification required for a gate drive circ
The below Table shows the specification required for a gate drive circuit and the driven
MOSFETs in a buck converter. Answer the following Questions
下表は,降圧チョッパ回路に用いるゲートドライブ回路と駆動される MOSFET の仕様である。 以
DC input voltage
DC output voltage
DC output current
Gate driving voltage
Forward transfer conductance
Reverse transfer capacitance Cras
1. Find the rise time Tr and the fall time Tf.
上昇時間 Tr と降下時間 Tf を求めよ。
2. Find the di/dt across the MOSFET in turn-on and turn-off transitions.
MOSFET がターンオン・ターンオフする際の di/dt を求めよ。
3. It is requested to reduce the dv/dt to a half in a turn-on transition without any change in the
turn-off transition. Answer the possible ways.
ターンオフ時には影響を与えずに, ターンオン時のdv/dt を2倍にしたい。 可能な方法を答え
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