19
PK
(
PD,PE,KK
)
55GB
THYRISTOR MODULE
UL;E76102 M
Unit
A
mark Thyristor and Diode part. No mark Thyristor part
Symbol Item Conditions Ratings
55
Unit
I
T AV
Average On-State Current
I
T RMS
R.M.S. On-State Current
Single phase, half wave, 180 conduction, Tc 89
Single phase, half wave, 180 conduction, Tc 89
I
TSM
Surge On-State Current
I2t
I2t
P
GM
Peak Gate Power Dissipation
P
G AV
Average Gate Power Dissipation
I
FGM
Peak Gate Current
V
FGM
Peak Gate Voltage (Forward)
1
2
cycle, 50Hz/60Hz, peak Value, non-repetitive
Value for one cycle of surge current
A
86 A
1000/1100
A
5000
10
A2S
W
3
V
RGM
Peak Gate Voltage (Reverse)
di dt
Critical Rate of Rise of On-State Current
IG100mA Tj 25 V
D
1
2
V
DRMdIG
/dt 0.1A/s
V
ISO
Isolation Breakdown Voltage (R.M.S.)
Tj
Operating Junction Temperature
Tstg
Storage Temperature
Mounting 
Torque
Mass
Mounting M6
Terminal M5
A.C.1minute
Recommended Value 2.5 3.9 25 40
Recommended Value 1.5 2.5 15 25
3
W
A
10 V
5 V
150
A/ s
2500 V
40 125
40 125
4.7 48
2.7 28 
170
N
f B
g
Symbol Item Conditions Ratings
10
Unit
I
DRM
Repetitive Peak Off-State Current, max.
I
RRM
Repetitive Peak Reverse Current, max.
at V
DRM
, single phase, half wave, Tj 125
at V
DRM
, single phase, half wave, Tj 125
V
TM
Peak On-State Voltage, max.
IGTV
GT
Gate Trigger Current/Voltage, max.
V
GD
Non-Trigger Gate, Voltage. min.
tgt
Turn On Time, max.
dv dt
Critical Rate of Rise of Off-State Voltage, min.
I
H
Holding Current, typ.
On-State Current 165A, Tj 125 Inst. measurement
Tj 25 IT1A VD6V
mA
10 mA
1.35 V
100/3
Tj 125 V
D
1
2
V
DRM
IT55A IG100mA Tj 25 V
D
1
2
V
DRMdIG
/
dt
0.1A/s
0.25
mA/V
V
10
Tj 125 , V
D
2
3
V
DRM
, Exponential wave.
Tj 25
I
L
Lutching Current, typ.
Rth j-c Thermal Impedance, max.
Tj 25 
Junction to case
500
s
V/ s
50
mA
100 mA
0.50
/
W
Electrical Characteristics
Maximum Ratings
Symbol Item
PK55GB40 PD55GB40 
KK55GB40 PE55GB40
Ratings
PK55GB80 PD55GB80 
KK55GB80 PE55GB80
Unit
VRRM
Repetitive Peak Reverse Voltage
400 800 V
480 960 V
400 800 V
VRSM
VDRM
Non-Repetitive Peak Reverse Voltage
Repetitive Peak Off-State Voltage
Power Thyristor/Diode Module PK55GB series are designed for various rectifier circuits 
and power controls. For your circuit application. following internal connections and wide 
voltage ratings up to 800V are available. and electrically isolated mounting base make 
your mechanical design easy.
I
T(AV) 
55A, I
T(RMS) 
86A, I
TSM
1100A 
di/dt 150 A/ s 
dv/dt 500V/ s
Applications
Various rectifiers 
AC/DC motor drives 
Heater controls 
Light dimmers 
Static switches
Internal Configurations
PK PE
PD KK