MD250S18M3
Glass Passivated Three
Phase Rectifier Bridge
V
RRM
800 to 1800V
I
D
250 A
Applications
Three phase rectifiers for power supplies
Rectifiers for DC motor field supplies
Battery charger rectifiers
Input rectifiers for variable frequency drives
Circuit
+
~
~
~
-
Module Type
TYPE
MD250S08M3
MD250S12M3
MD250S16M3
MD250S18M3
Features
Three phase bridge rectifier
Blocking voltage:800 to 1800V
Heat transfer through aluminum oxide DBC
ceramic isolated metal baseplate
Glass passivated chip
UL recognized applied for file no. E360040
V
RRM
800V
1200V
1600V
1800V
V
RSM
900V
1300V
1700V
1900V
Maximum Ratings
Symbol
I
D
I
FSM
i
2
t
Visol
Tvj
Tstg
Mt
Ms
Weight
Conditions
Three phase, full wave
Tc=100℃
t=10mS Tvj =45℃
t=10mS Tvj =45℃
a.c.50HZ;r.m.s.;1min
Values
250
2500
31250
3000
-40 to +150
-40 to +125
5±15%
5±15%
230
Units
A
A
A
2
s
V
℃
℃
Nm
Nm
g
To terminals (M6)
To heatsink (M6)
Module (Approximately)
Thermal Characteristics
Symbol
Rth(j-c)
Rth(c-s)
Per diode
Conditions
Values
0.36
0.02
Units
℃/W
℃/W
Module (Approximately)
Electrical Characteristics
Symbol
V
FM
I
RD
T=25℃ I
F
=300A
T
vj
=25℃ V
RD
=V
RRM
T
vj
=150℃ V
RD
=V
RRM
Conditions
Values
Min.
－
－
Typ.
1.35
－
Max.
1.6
0.5
6
Units
V
mA
mA
Document Number: S-M0024
Rev.1.0, May.31, 2013
www.apt-semi.com
1
MD250S18M3
Performance Curves
300
A
750
W
200
375
100
typ.
max.
I
F
0
0
V
F
0.5
1.0
25℃
- - -125℃
1.5
V 2.0
P
vtot
0
0 I
D
125
A 250
Fig1. Forward Characteristics
0.5
℃/
W
Z
th(j-
C
)
4000
Fig2. Power dissipation
50HZ
A
3000
0.25
2000
1000
0
0.001
0.01
0.1
1.0
10
S 100
0
1
10
cycles 100
Fig3. Transient thermal impedance
Fig4. Max Non-Repetitive Forward Surge
Current
400
A
300
200
100
I
D
0
0
Tc
50
100
℃
150
Fig5.Forward Current Derating Curve
Document Number: S-M0024
Rev.1.0, May.31, 2013
www.apt-semi.com
2
DIY/Open Source Hardware
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