DNB65
DNB65
Recifier Diode
Replaces January 2000 version, DS4175-2.0
DS4175-3.0 August 2001
FEATURES
s
Double Side Cooling
s
High Surge Capability
KEY PARAMETERS
V
RRM
I
F(AV)
I
FSM
4500V
2590A
31000A
APPLICATIONS
s
Rectification
s
Freewheel Diode
s
DC Motor Control
s
Power Supplies
s
Welding
s
Battery Chargers
VOLTAGE RATINGS
Type Number
Repetitive Peak
Reverse Voltage
V
RRM
V
Conditions
DNB65 45
4500
DNB65 44
4400
DNB65 42
4200
DNB65 40
4000
DNB65 38
3800
DNB65 36
3600
Lower voltage grades available.
V
RSM
= V
RRM
+ 100V
Outline type code: DO200AD
See Package Details for further information.
Fig. 1 Package outline
ORDERING INFORMATION
When ordering, select the required part number shown in the
Voltage Ratings selection table, e.g.:
DNB65 40
Note: Please use the complete part number when ordering
and quote this number in any future correspondance relating
to your order.
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DNB65
CURRENT RATINGS
T
case
= 75
o
C unless otherwise stated
Symbol
Double Side Cooled
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load
-
-
2590
4068
3727
A
A
A
Parameter
Conditions
Max.
Units
Single Side Cooled (Anode side)
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load
-
-
1940
3047
2656
A
A
A
T
case
= 100
o
C unless otherwise stated
Symbol
Double Side Cooled
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load, T
case
= 100
o
C
T
case
= 100
o
C
T
case
= 100
o
C
2000
3140
2800
A
A
A
Parameter
Conditions
Max.
Units
Single Side Cooled (Anode side)
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load, T
case
= 100
o
C
T
case
= 100
o
C
T
case
= 100
o
C
1284
2017
1715
A
A
A
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DNB65
SURGE RATINGS
Symbol
I
FSM
I
2
t
I
FSM
I
2
t
Parameter
Surge (non-repetitive) forward current
I
2
t for fusing
Surge (non-repetitive) forward current
I
2
t for fusing
Conditions
10ms half sine; T
case
= 150
o
C
V
R
= 50% V
RRM
- 1/4 sine
10ms half sine; T
case
= 150
o
C
V
R
= 0
Max.
24.8
3.075 x 10
6
31.0
4.8 x 10
6
Units
kA
A
2
s
kA
A
2
s
THERMAL AND MECHANICAL DATA
Symbol
Parameter
Conditions
Double side cooled
R
th(j-c)
Thermal resistance - junction to case
Single side cooled
Cathode dc
Clamping force 45.0kN
with mounting compound
Forward (conducting)
T
vj
Virtual junction temperature
Double side
Single side
-
-
-
-
-
–55
40.0
0.027
0.003
0.006
150
150
175
48.0
o
Min.
dc
Anode dc
-
-
Max.
0.013
0.025
Units
o
C/W
o
C/W
C/W
C/W
C/W
o
o
R
th(c-h)
Thermal resistance - case to heatsink
o
C
C
C
Reverse (blocking)
T
stg
-
Storage temperature range
Clamping force
o
o
kN
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DNB65
CHARACTERISTICS
Symbol
V
FM
I
RRM
Q
S
I
RM
t
rr
V
TO
r
T
Parameter
Forward voltage
Peak reverse current
Total stored charge
I
F
= 1500A, dI
RR
/dt = 25A/µs
Peak recovery current
T
case
= 25˚C, V
R
= 100V
Reverse recovery time
Threshold voltage
Slope resistance
At T
vj
= 150˚C
At T
vj
= 150˚C
25
-
-
-
0.84
0.19
-
500
A
µs
V
mΩ
Conditions
At 3000A peak, T
case
= 25
o
C
At V
RRM
, T
case
= 150
o
C
Typ.
-
-
6000
Max.
1.45
150
-
Units
V
mA
µC
CURVES
10000
10000
Measured under pulse conditions
dc
Half wave
8000
8000
Instantaneous forward current, I
F
- (A)
Mean power dissipation - (W)
3 phase
6000
6 phase
6000
T
j
= 25˚C
T
j
= 150˚C
4000
4000
2000
2000
0
0
1.0
2.0
Instantaneous forward voltage, V
F
- (V)
3.0
0
0
2000
4000
Mean forward current, I
F(AV)
- (A)
6000
Fig.2 Maximum (limit) forward characteristics
V
FM
Equation:-
V
FM
= A + Bln (I
F
) + C.I
F
+D.√I
F
Where
Fig.3 Dissipation curves
A = –0.36984
B = 0.292197
C = 0.000354
D = –0.03111
these values are valid for T
j
= 125˚C for I
F
500A to 10000A
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DNB65
60
I
2
t
=
Î
2
xt
2
50
Peak half sine forward current - (kA)
0.1
Conduction
Effective thermal resistance
Junction to case ˚C/W
Double side
0.0130
0.0141
0.0170
0.0200
Anode side
0.0210
0.0221
0.0250
0.0280
V
R
= 0
V
R
= 50% V
RRM
6
d.c.
Halfwave
3 phase 120˚
6 phase 60˚
Anode side cooled
40
5
Thermal impedance - (˚C/W)
0.01
Double side cooled
I
2
t value - (A
2
s x 10
6
)
30
4
20
3
0.001
10
I
2
t
2
0
1
ms
10
1
2 3
5
10
20
1
50
0.0001
0.001
0.01
Cycles at 50Hz
Duration
0.1
1
Time - (s)
10
100
Fig.4 Surge (non-repetitive) forward current vs time
at T
case
150˚C)
Fig.5 Maximum (limit) transient thermal impedance -
junction to case
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