DS2906SZ
DS2906SZ
Rectifier Diode
Replaces July 2000 version, DS4186-4.1
DS4186-5.0 October 2001
FEATURES
s
s
KEY PARAMETERS
V
RRM
4000V
I
F(AV)
5651A
I
FSM
83000A
Double Side Cooling
High Surge Capability
APPLICATIONS
s
s
s
s
s
s
Rectification
Freewheel Diode
DC Motor Control
Power Supplies
Welding
Battery Chargers
VOLTAGE RATINGS
Type Number
Repetitive Peak
Reverse Voltage
V
RRM
V
Conditions
DS2906SZ40
4000
DS2906SZ39
3900
DS2906SZ38
3800
DS2906SZ37
3700
DS2906SZ36
3600
DS2906SZ35
3500
Lower voltage grades available
V
RSM
= V
RRM
+ 100V
Outline type code: Z
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.:
DS2906SZ39
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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DS2906SZ
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
-
-
5651
8877
8208
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
-
-
3707
5821
4976
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
-
-
4350
6830
6160
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
-
-
2795
4390
3640
A
A
A
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DS2906SZ
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.
66.5
22.0 x 10
6
83
34.5 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 83.0kN
with mounting compound
Forward (conducting)
T
vj
Virtual junction temperature
Reverse (blocking)
T
stg
-
Storage temperature range
Clamping force
-
–55
75.0
150
150
91.0
o
Min.
dc
Anode dc
-
-
-
-
-
-
Max.
0.0065
0.013
0.013
0.001
0.002
160
Units
o
C/W
o
C/W
C/W
C/W
C/W
o
o
Double side
Single side
o
R
th(c-h)
Thermal resistance - case to heatsink
o
C
C
C
o
kN
CHARACTERISTICS
Symbol
V
FM
I
RM
V
TO
r
T
Parameter
Forward voltage
Peak reverse current
Threshold voltage
Slope resistance
Conditions
At 3000A peak, T
case
= 25
o
C
At V
RRM
, T
case
= 150
o
C
At T
vj
= 150˚C
At T
vj
= 150˚C
Min.
-
-
-
-
Max.
1.06
400
0.78
0.0763
Units
V
mA
V
mΩ
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DS2906SZ
CURVES
8000
7000
7000
Instantaneous forward current, I
F
- (A)
6000
6000
5000
Mean power dissipation - (W)
5000
4000
4000
3000
3000
T
j
= 150˚C
T
j
= 25˚C
2000
2000
1000
1000
0
0.5
0
0.6
0.7
0.8
0.9
1
1.1
1.2
Instantaneous forward voltage, V
F
- (V)
1.3
1.4
dc
1/2 wave
3 phase
6 phase
0
1000
2000
3000
4000
5000
6000
Mean on-state current, I
T(AV)
- (A)
Fig. 2 Maximum (limit) forward characteristics
V
FM
Equation:-
V
FM
= A + Bln (I
F
) + C.I
F
+D.√I
F
Where
Fig. 3 Power loss curves
A = –0.01591
B = 0.113682
C = 8.04 x 10
–5
D = –0.00284
these values are valid for T
j
= 125˚C for I
F
500A to 7000A
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DS2906SZ
16000
350
14000
Reverse recovery current, I
RR
- (A)
300
12000
Stored charge, Qs - (µC)
250
10000
200
8000
150
6000
100
4000
2000
50
0
0
1
2
3
4
5
6
7
Rate of decay of forward current, dI
f
/dt - (A/µs)
8
0
0
1
2
3
4
5
6
7
Rate of decay of forward current, dI
f
/dt - (A/µs)
8
Fig. 4 Stored charge
Fig. 5 Reverse recovery current
0.1
Conduction
Effective thermal resistance
Junction to case ˚C/W
Double side
0.0065
0.0072
0.0073
0.0076
Single side
0.013
0.0137
0.0138
0.0141
d.c.
Halfwave
3 phase 120˚
6 phase 60˚
Anode side cooled
Thermal impedance - (˚C/W)
0.01
Double side cooled
0.001
0.0001
0.001
0.01
0.1
1
Time - (s)
10
100
Fig. 6 Maximum (limit) transient thermal impedance -
junction to case - (˚C/W)
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