User guide

Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 [phone] POW-R-BLOK
TM
www.pwrx.com Single Diode Isolated Module
2500 Amperes / Up to 2400 Volts
Revision Date: 09/28/2011
PS41__25
Electrical Characteristics, T
J
=25C unless otherwise specified
Characteristics
Symbol
Test Conditions
Min.
Max.
Units
Repetitive Peak Reverse Leakage Current
I
RRM
Up to 2400V, T
J
=150C
200
mA
Peak On-State Voltage
V
FM
I
FM
=3000A, T
J
=150C
1.00
V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V
(TO)1
r
T1
T
J
= 150C, I = 15%I
T(AV)
to πI
T(AV)
0.632
0.0598
V
mΩ
Threshold Voltage, High-level
Slope Resistance, High-level
V
(TO)2
r
T2
T
J
= 150C, I = πI
T(AV)
to I
TSM
0.550
0.0625
V
mΩ
V
FM
Coefficients, Full Range
T
J
= 150C, I = 50A to 10kA
V
FM
= A+ B Ln I +C I + D Sqrt I
A =
B =
C =
D =
0.040
0.116
7.56 E-05
-6354 E-03
Typical Reverse Recovery Time
t
rr
T
J
= 25C, I
fm
= 3000A.
dI
r
/dt = 25 A/us, t
p
= 190 us
22
µs
Thermal Characteristics
Characteristics
Symbol
Max.
Units
Thermal Resistance, Junction to Case
R
ΘJ-C
Per Module
0.024
C/W
Thermal Impedance Coefficients
Z
ΘJ-C
Z
ΘJ-C
= K
1
(1-exp(-t/t
1
))
+ K
2
(1-exp(-t/t
2
))
+ K
3
(1-exp(-t/t
3
))
+ K
4
(1-exp(-t/t
4
))
K
1
= 4.05 E-04
K
2
= 5.19 E-03
K
3
= 1.63 E-02
K
4
=2.13 E-03
t
1
= 6.24 E-03
t
2
= 2.46 E-01
t
3
= 8.20
t
4
= 35.3
Thermal Resistance, Case to Sink Lubricated
R
ΘC-S
Per Module
0.009
C/W