Bulletin I27104 rev. A 09/97
IRK.F72.. SERIES
FAST THYRISTOR/ DIODE and
THYRISTOR/ THYRISTOR
INT-A-pakä Power Modules
Features
Fast turn-off thyristor
Fast recovery diode
High surge capability
Electrically isolated baseplate
3000 V
RMS
isolating voltage
Industrial standard package
UL E78996 approved
71 A
Description
These series of INT-A-pak modules are intended for
applications such as self-commutated inverters, DC
choppers, electronic welders, induction heating and
others where fast switching characteristics are required.
Major Ratings and Characteristics
Parameters
I
T(AV)
@ T
C
I
T(RMS)
I
TSM
@ 50Hz
@ 60Hz
I
2
t
@ 50Hz
@ 60Hz
I
2
√t
t
q
t
rr
V
DRM
/ V
RRM
T
J
range
IRK.F72..
71
90
158
2100
2200
21.6
19.8
216
20 and 25
2
up to 1200
- 40 to 125
Units
A
°C
A
A
A
KA
2
s
KA
2
s
KA
2
√s
µs
µs
V
o
C
www.irf.com
1
IRK.F72.. Series
Bulletin I27104 rev. A 09/97
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number
Code
08
12
V
RRM
/V
DRM
, maximum repetitive
peak reverse voltage
V
800
1200
V
RSM
, maximum non-
repetitive peak rev. voltage
V
800
1200
I
RRM
/I
DRM
max.
@ T
J
= 125°C
mA
30
IRK.F72..
Current Carrying Capacity
I
TM
180
o
el
50Hz
400Hz
2500Hz
5000Hz
10000Hz
Recovery voltage Vr
Voltage before turn-on Vd
Rise of on-state current di/dt
Case temperature
Equivalent values for RC circuit
50
90
140
170
135
115
85
50
80% V
DRM
50
60
-
90
230
280
210
180
140
50
180
o
el
220
250
210
205
165
50
345
406
330
310
235
50
80% V
DRM
-
60
-
90
I
TM
100µs
1860
900
320
205
-
50
80% V
DRM
-
60
2590
1290
470
310
-
50
A
A
A
A
A
V
V
A/µ s
°C
I
TM
Frequency f
Units
22
Ω
/ 0.15 µF
22
Ω
/ 0.15 µF
22
Ω
/ 0.15 µF
On-state Conduction
Parameter
I
T(AV)
I
T(RMS)
I
TSM
Maximum average on-state current
@ Case temperature
Maximum RMS current
Maximum peak, one-cycle,
non-repetitive surge current
IRK.F72..
71
90
158
2100
2200
1750
1830
Units Conditions
A
°C
A
A
T
C
= 90°C, as AC switch
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
KA
2
s
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
2
180° conduction, half sine wave
No voltage
reapplied
100% V
RRM
reapplied
No voltage
reapplied
100% V
RRM
reapplied
Sinusoidal half wave,
Initial T
J
= 125°C
I
2
t
Maximum I
2
t for fusing
21.6
19.8
15.3
14.0
I
√t
2
Maximum I
√t
for fusing
2
216
1.28
1.32
3.20
3.00
2.40
600
1000
KA
√s
t = 0 to 10ms, no voltage reapplied
V
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), T
J
= T
J
max.
(I >
π
x I
T(AV)
), T
J
= T
J
max.
mW
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), T
J
= T
J
max.
(I >
π
x I
T(AV)
), T
J
= T
J
max.
V
mA
mA
I
pk
= 350A, T
J
= T
J
max., t
p
= 10ms sine pulse
T
J
= 25°C, I
T
> 30 A
T
J
= 25°C, V
A
= 12V, Ra = 6Ω, Ig = 1A
V
T(TO)1
Low level value of threshold voltage
V
T(TO)2
High level value of threshold voltage
r
t1
r
t2
V
TM
I
H
I
L
Low level value of on-state slope resistance
High level value of on-state slope resistance
Maximum on-state voltage drop
Maximum holding current
Typical latching current
2
www.irf.com
IRK.F72.. Series
Bulletin I27104 rev. A 09/97
Switching
Parameter
di/dt
Maximum non-repetitive rate of rise
IRK.F72..
800
Units Conditions
A/µs
Gate drive 20V, 20Ω, tr
≤
1ms, V
D
= 80% V
DRM
T
J
= 125°C
I
TM
= 350A, di/dt = -25A/µs, V
R
= 50V, T
J
= 25°C
I
TM
= 350A, T
J
= 125°C, di/dt = -25A/µs,
µs
V
R
= 50V, dv/dt = 400V/µs linear to 80% V
DRM
t
rr
t
q
Maximum recovery time
Maximum turn-off time
K
20
2
J
25
µs
Blocking
Parameter
dv/dt
Maximum critical rate of rise of off-state
voltage
V
INS
I
RRM
I
DRM
RMS isolation voltage
Maximum peak reverse and off-state
leakage current
3000
30
V
mA
50 Hz, circuit to base, T
J
= 25°C, t = 1 s
T
J
= 125°C, rated V
DRM
/V
RRM
applied
IRK.F72..
1000
Units Conditions
V/µs
T
J
= 125°C., exponential to = 67% V
DRM
Triggering
Parameter
P
GM
P
G(AV)
I
GM
- V
GM
I
GT
V
GT
I
GD
V
GD
Maximum peak gate power
Maximum peak average gate power
Maximum peak positive gate current
Maximum peak negative gate voltage
Max. DC gate current required to trigger
DC gate voltage required to trigger
DC gate current not to trigger
DC gate voltage not to trigger
IRK.F72..
60
10
10
5
200
3
20
0.25
Units Conditions
W
W
A
V
mA
V
mA
V
T
J
= 125°C, rated V
DRM
applied
T
J
= 25°C, V
ak
12V, Ra = 6
f = 50 Hz, d% = 50
T
J
= 125°C, f = 50Hz, d% = 50
T
J
= 125°C, t
p
< 5ms
Thermal and Mechanical Specifications
Parameter
T
J
T
stg
R
thJC
Max. junction operating temperature range
Max. storage temperature range
Max. thermal resistance, junction to
case
R
thC-hs
Max. thermal resistance, case to
heatsink
T
Mounting torque ± 10%
IAP to heatsink
busbar to IAP
wt
Approximate weight
4 - 6 (35 - 53)
4 - 6 (35 - 53)
500 (17.8)
Nm
0.035
K/W
Mounting surface flat and greased
Per module
A mounting compound is recommended. The torque
should be rechecked after a period of 3 hours to allow
for the spread of the compound. Use of cable lugs is
(lb*in)
not recommendd, busbars should be used and
restrained during tightening. Threads must be
g (oz)
lubricated with a compound
IRK.F72..
- 40 to 125
- 40 to 150
0.17
Units Conditions
°C
K/W
Per junction, DC operation
www.irf.com
3
IRK.F72.. Series
Bulletin I27104 rev. A 09/97
∆R
thJC
Conduction
(The following table shows the increment of thermal resistance R
thJC
when devices operate at different conduction angles than DC)
Conduction angle
180°
120°
90°
60°
30°
Sinusoidal conduction Rectangular conduction
0.016
0.019
0.024
0.035
0.060
0.011
0.020
0.026
0.037
0.060
Units
K/W
Conditions
T
J
= 125°C
Ordering Information Table
Device Code
IRK
1
1
2
3
4
5
- Module type
- Circuit configuration
- Fast SCR
T
2
F
3
7
4
2
5
-
12
6
H
7
K
8
N
9
- Current rating: I
T(AV)
x 10 rounded
- 1=
2=
option with spacers and longer terminal screws
option with standard terminal screws
6
7
8
- Voltage code: Code x 100 = V
RRM
(See Voltage Ratings Table)
- dv/dt code: H
≤
400V/µs
- t
q
code: K
≤
20µs
J
≤
25µs
- None = Standard devices
N
= Aluminum nitrade substrate
9
NOTE: To order the Optional Hardware see Bulletin I27900
4
www.irf.com
IRK.F72.. Series
Bulletin I27104 rev. A 09/97
Outline Table
- All dimensions in millimeters (inches)
- Dimensions are nominal
- Full engineering drawings are available
on request
- UL identification number for gate and
cathode wire: UL 1385
- UL identification number for package:
UL 94V0
For all types
IRK...1
IRK...2
A
25 (0.98)
23 (0.91)
B
----
30 (1.18)
C
----
36 (1.42)
D
41 (1.61)
----
E
47 (1.85)
----
IRKTF..
IRKHF..
IRKLF..
IRKUF..
IRKVF..
IRKKF..
IRKNF..
Maximum Allowable Case Temperature (°C)
120
110
IRK.F72.. Series
R
thJC
(DC) = 0.25 K/W
Maximum Allowable Case Temperature (°C)
130
130
120
110
Conduction Period
IRK.F72.. Series
R
thJC
(DC) = 0.25 K/W
Conduction Angle
100
90
80
70
0
10
20
30
40
50
60
70
80
Average On-state Current (A)
100
90
80
70
0
20
40
60
80
100
120
Average On-state Current (A)
30°
60°
90°
120°
180°
DC
30°
60°
90°
120°
180°
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
www.irf.com
5