400U(R) SERIES
STANDARD RECOVERY DIODES
Stud Version
1
Bulletin I2059 rev.
C 03/03
www.irf.com
Features
Wide current range
High surge current capabilities
Stud cathode and stud anode version
Standard JEDEC types
Typical Applications
Converters
Power supplies
Machine tool controls
High power drives
Major Ratings and Characteristics
I
F(AV)
400
A
@ T
C
120
C
I
F(RMS)
630
A
I
FSM
@
50Hz
8250
A
@ 60Hz
8640
A
I
2
t
@
50Hz
340
KA
2
s
@ 60Hz
311
KA
2
s
V
RRM
range
800 to 1600
V
T
J
- 40 to 200
C
Parameters
400U/R
Units
case style
DO-205AB (DO-9)
400A
400U(R) Series
2
Bulletin I2059 rev.
C 03/03
www.irf.com
T
J
Max. junction operating temperature range
-40 to 200
T
stg
Max. storage temperature range
-40 to 200
R
thJC
Max. thermal resistance, junction to case
0.15
DC operation
R
thCS
Max. thermal resistance, case to heatsink
0.04
Mounting surface, smooth, flat and greased
T
Max. allowed mounting torque 10%
27
Nm
Not lubricated threads
wt
Approximate weight
250
g
Case style
DO-205AB (DO-9)
See Outline Table
Parameter
400U(R)
Units
Conditions
Thermal and Mechanical Specifications
C
K/W
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
V
RRM
, maximum repetitive
V
RSM
, maximum non-
I
RRM
max.
Type number
Code
peak reverse voltage
repetitive peak rev. voltage
@ T
J
= T
J
max.
V
V
mA
80
800
900
400U(R)
120
1200
1300
15
160
1600
1700
I
F(AV)
Max. average forward current
400
A
180 conduction, half sine wave
@ Case temperature
120
C
I
F(RMS)
Max. RMS forward current
630
A
DC @ 110C case temperature
I
FSM
Max. peak, one-cycle forward,
8250
t = 10ms
No voltage
non-repetitive surge current
8640
A
t = 8.3ms
reapplied
6940
t = 10ms
100% V
RRM
7270
t = 8.3ms
reapplied
Sinusoidal half wave,
I
2
t
Maximum I
2
t for fusing
340
t = 10ms
No voltage
Initial T
J
= T
J
max.
311
t = 8.3ms
reapplied
241
t = 10ms
100% V
RRM
220
t = 8.3ms
reapplied
I
2
t
Maximum I
2
t for fusing
3400
KA
2
s
t = 0.1 to 10ms, no voltage reapplied
V
F(TO)1
Low level value of threshold
voltage
V
F(TO)2
High level value of threshold
voltage
r
f
1
Low level value of forward
slope resistance
r
f
2
High level value of forward
slope resistance
V
FM
Max. forward voltage drop
1.62
V
I
pk
= 1500A, T
J
= T
J
max, t
p
= 10ms sinusoidal wave
Parameter
400U(R)
Units Conditions
Forward Conduction
KA
2
s
V
m
0.49
(I >
x I
F(AV)
),T
J
= T
J
max.
0.49
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), T
J
= T
J
max.
0.85
(I >
x I
F(AV)
),T
J
= T
J
max.
0.77
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), T
J
= T
J
max.
400U(R) Series
Bulletin I2059 rev.
C 03/03
www.irf.com
3
R
thJC
Conduction
(The following table shows the increment of thermal resistence R
thJC
when devices operate at different conduction angles than DC)
180
0.020
0.013
120
0.023
0.023
90
0.029
0.031
K/W
T
J
= T
J
max.
60
0.042
0.044
30
0.073
0.074
Conduction angle
Sinusoidal conduction Rectangular conduction Units
Conditions
Ordering Information Table
40
0
U
R 160
D
1
2
3
4
5
Device Code
1
- 40
= Essential Part Number
2
- 0
= Standard Recovery Device
3
- U
= Stud Normal Polarity (Cathode to Stud)
4
- None = Stud Normal Polarity (Cathode to Stud)
R
= Stud Reverse Polarity (Anode to Stud)
5
- Voltage code: Code x 10 = V
RRM
(See Voltage Ratings table)
6
- Diffused diode
NOTE: For Metric device M16 x 1.5 Contact Factory
Outline Table
6
* FOR METRIC DEVICE: M16 X 1.5
CONTACT FACTORY
Conforms to JEDEC DO-205AB (DO-9)
All dimensions in millimeters (inches)
400U(R) Series
4
Bulletin I2059 rev.
C 03/03
www.irf.com
Fig. 1 - Current Ratings Characteristics
Fig. 3 - Forward Power Loss Characteristics
Fig. 4 - Forward Power Loss Characteristics
10 30 50 70 90 110 130 150 170 190
0.2 K/W
0.3 K/W
0.4 K/W
0.6 K/W
1 K/W
0.1 K/W
1.8 K/W
RthSA = 0.04 K/W - Delta R
0
100
200
300
400
500
600
700
800
50
150
250
350
450
550
650
DC
180
120
90
60
30
RMS Limit
Conduction Period
400U/R
10 30 50 70 90 110 130 150 170 190
0.2 K/W
0.3 K/W
0.4 K/W
0.6 K/W
1 K/W
0.1 K/W
1.8 K/W
RthSA = 0.04 K/W - Delta R
0
50
100
150
200
250
300
350
400
450
500
550
50 100 150 200 250 300 350 400 450
180
120
90
60
30
RMS Limit
Conduction Angle
400U/R
Average Forward Current (A)
Maximum Allowable Case Temperature (C)
Fig. 2 - Current Ratings Characteristics
Average Forward Current (A)
Maximum Allowable Case Temperature (C)
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
Maximum Allowable Ambient Temperature (C)
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
Maximum Allowable Ambient Temperature (C)
80
90
100
110
120
130
140
150
160
170
180
190
200
0
50 100 150 200 250 300 350 400 450
30
60
90
120
180
Conduction Angle
400U/R
110
120
130
140
150
160
170
180
190
200
0
100
200
300
400
500
DC
30
60
90
120
180
Conduction Period
400U/R
400U(R) Series
Bulletin I2059 rev.
C 03/03
www.irf.com
5
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
Fig. 7 - Forward Voltage Drop Characteristics
Fig. 8 - Thermal Impedance Z
thJC
Characteristic
2000
3000
4000
5000
6000
7000
8000
1
10
100
400U/R
At Any Rated Load Condition And With
Rated Vrrm Applied Following Surge.
Initial Tj = 190C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
1000
2000
3000
4000
5000
6000
7000
8000
9000
0.01
0.1
1
Versus Pulse Train Duration.
Maximum Non Repetitive Surge Current
400U/R
Initial Tj = 190C
No Voltage Reapplied
Rated Vrrm Reapplied
100
1000
10000
0.5
1
1.5
2
2.5
400U/R
Tj = 25C
Tj = 190C
0.001
0.01
0.1
1
0.001
0.01
0.1
1
10
400U/R
Steady State Value:
RthJC = 0.15 K/W
(DC Operation)
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
Square Wave Pulse Duration (s)
Transient Thermal Impedance Z
thJC
(K/W)
Peak Half Sine Wave Forward Current (A)
Peak Half Sine Wave Forward Current (A)
Pulse Train Duration (s)
Number Of Equal Amplitude Half Cycle Current Pulses (N)
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