50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: semi@sanrex.com
MDF(R)250A-L/M
DIODE MODULE
F.R.D.
MDF(R)250A-L/M and MDR150-L/M are high speed
fast recoverydiode with flat
mounting base which is designed for switching application of high power.
I
F
AV
250A V
RRM
=200/300/400V
Easy Construction with Anode
FType and CathodeRType
[
MDF:anode to terminal
normal polarity
]
MDR:cathode to terminal
Reverse Recovery Time
trrL Type: 450ns, M Type: 550ns
High Reliability by Glass passivated Chips
Non isolated type
Applications
Switching Power Supply.
Inverter Welding Power Supply
Maximum Ratings
Symbol
Item
Ratings
MDF(R)250A20L/M
200
240
160
MDF(R)250A30L/M
300
360
240
Unit
V
RRM
V
RSM
V
R
DC
Repetitive Peak Reverse Voltage
Non-Repetitive Peak Reverse Voltage
D.C. Reverse Voltage
MDF(R)250A40L/M
400
480
320
V
V
V
Symbol
Item
Average Forward Current
Conditions
Ratings
Unit
A
I
F
AV
Single phase, half wave, 180
conduction, Tc:L/M 83/85
250
I
F
RSM
R.M.S. Forward Current
Single phase, half wave, 180
conduction, Tc:L/M 83/85
390
A
I
FMS
Surge Forward Current
1
2
cycle, 50/60H
Z
, peak value, non-repetitive
4000/4500
A
I
2
t
I
2
t
Value for one cycle of surge cureent
84000
A
2
S
Tj
Operating Junction Temperature
-30 to 150
Tstg
Storage Temperature
Mounting
Torque
-30 to 125
Mounting
M6
Terminal
M8
Mass
Recommended Value 2.5-3.9
25-40
Recommended Value 8.8-10
90-105
4.7
48
11
115
N
m
fB
g
Typical Value
170
4-7
450.4
62
24
46
8.5
8
19
4
42 max
32
2
62
45
0.4
Unit
T
j
25I
F
2Adi/dt20A/s
Electrical Characteristics
Symbol
I
RRM
V
FM
Item
Repetitive Peak Reverse Current
max.
Forward Voltage Drop
max.
Conditions
at V
RRM
, single phase, half wave, T
j
150
Ratings
60
1.4
1.3
0.2
450
550
Unit
mA
V
Rth
j-c Thermal Impedancemax.
Junction to case
L
M
Foward current 800A, T
j
25
Inst. measurement
L
M
/W
t r r
Reverse Recovery Time
max.
ns
MDR
MDF
SanRex
SanRex 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: semi@sanrex.com
MDF(R)250A-L/M
Maximum Forward Characteristics
Forward Voltage DropV
0
Forward Current
A
M Type
Average Forward Current vs.
Power Dissipation
Average Forward CurrentA
Power Dissipation
W
D.C.
Single Phase
Three Phase
Six Phase
Average Forward Current vs.
Allowable Case Temperature
Average Forward CurrentA
4
Allowable Case Temperature Tc
Three Phase
Single Phase
D.C.
Cycle Surge Current Rating
Non-Repetitive
TimeCycles
Surge Forward Current
A
Per one element
Tj25 start
60Hz
Transient Thermal Impedance
Time
t
sec
-
-
-
Transient Thermal Impedance
j-c
/
W
Junction to Case
Maximum Forward Characteristics
L Type
Forward Voltage DropV
Forward Current
A
Average Forward Current vs.
Power Dissipation
Average Forward CurrentA
Power Dissipation Pav
W
Six Phase
Three Phase
Single Phase
D.C.
Average Forward CurrentA
Average Forward Current vs.
Allowable Case Temperature
Allowable Case Temperature Tc
Six Phase
Three Phase
Single Phase
D.C.
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