Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual SCR Isolated Module
430 Amperes / 1800-2200 Volts
Revision Date: 11/1/2001
LD43__43
Electrical Characteristics, T
J
=25°C unless otherwise specified
Characteristics Symbol Test Conditions Min. Max.
Units
Repetitive Peak Forward Leakage Current I
DRM
Up to 2200V, T
J
=125°C 80 mA
Repetitive Peak Reverse Leakage Current I
RRM
Up to 2200V, T
J
=125°C 80 mA
Peak On-State Voltage V
TM
I
TM
=1500A 1.77 V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V
(TO)1
r
T1
T
J
= 125°C, I = 15%I
T(AV)
to
π
I
T(AV)
V
TM
= V
(TO)1
+ r
T1
I
0.88
0.66
V
m
Ω
Threshold Voltage, High-level
Slope Resistance, High-level
V
(TO)2
r
T2
T
J
= 125°C, I =
π
I
T(AV)
to I
TSM
V
TM
= V
(TO)2
+ r
T2
I
1.34
0.32
V
m
Ω
V
TM
Coefficients, Full Range
T
J
= 125°C, I = 10A to 6kA
V
TM
= A+ B Ln I +C I + D Sqrt I
A =
B =
C =
D =
0.766
-1.046E-02
1.805E-04
2.00E-02
Minimum dV/dt dV/dt Exponential to V
DRM
T
j
=125°C, Gate Open
1000 Typ. V/µs
Gate Trigger Current I
GT
T
j
=25°C, V
D
=12V 200 mA
Gate Trigger Voltage V
GT
T
j
=25°C, V
D
=12V 3.0 Volts
Non-Triggering Gate Voltage V
GDM
T
j
=125°C, V
D
= ½ V
DRM
0.25 Volts
Peak Forward Gate Current I
GTM
4.0 Amp
Peak Reverse Gate Voltage V
GRM
5 Volts
Thermal Characteristics
Characteristics Symbol
Max. Units
Thermal Resistance, Junction to Case
R
ΘJ-C
Per Module, both conducting
Per Junction, both conducting
0.0325
0.0650
°C/W
°C/W
Thermal Impedance Coefficients
Z
Θ
J-C
Z
Θ
J-C
= K
1
(1-exp(-t/
τ
1
))
+ K
2
(1-exp(-t/
τ
2
))
+ K
3
(1-exp(-t/
τ
3
))
+ K
4
(1-exp(-t/
τ
4
))
K
1
= 8.03E-04
K
2
= 1.03E-02
K
3
= 1.64E-02
K
4
= 3.75E-02
τ
1
= 3.39E-04
τ
2
= 3.15E-03
τ
3
= 0.106
τ
4
= 2.066
Thermal Resistance, Case to Sink Lubricated
R
ΘC-S
Per Module 0.01 °C/W
