GCU08AA-130 Datasheet, PDF (3/7 Pages) Powerex Power Semiconductors – GATE COMMUTATED TURN-OFF THYRISTOR UNIT HIGH POWER INVERTER USE

MITSUBISHI GATE COMMUTATED TURN-OFF THYRISTOR UNIT
GCU08AA-130
HIGH POWER INVERTER USE
PRESS PACK TYPE
Fig. 1 Turn-on and Turn-off waveform
VD
IT
VD
td
tgt
diG/dt
VRG
IGM
IG
ts
diGQ/dt
IGQ
VRG
td ; 0VG ~ 0.9VD
tgt ; 0VG ~ 0.1VD
diG/dt ; 0.1IGM ~ 0.9IGM
ts ; 0VG ~ 0.9IT
diGQ/dt ; 0.1IGQ ~ 0.9IGQ
Fig. 2 Turn-on test circuit
L
Rs
GCT
VD
Cs
Fig. 3 Turn-off test circuit
(With clamp circuit)
L(line)
L(load)
VD
GCT
FWDi
Lc
Rc
CDi
Cc
Fig. 4 dv/dt test waveform
VD
0.632VD
dV/dt 0.632VD/τ
t
τ
Fig. 5 Turn-off and Recovery test circuit
L (line)
L (load)
Rs
GCT2
Cs
VD
GCT1
Rs
Cs
GCT1 : For turn-off test
GCT2 : For Recovery test
Fig. 6 Reverse recovery waveform
IT
0
50%IT
QRR trr × IRM /2
di/dt (0 ~ 50%IT)
trr
IRM
50%IRM
90%IRM
Mar. 2001