
IRK.105 Series
Bulletin I27133 rev. I 09/04
2
www.irf.com
I
T(AV)
Max. average on-state
current (Thyristors)
180
o
conduction, half sine wave,
I
F(AV)
Max. average forward
current (Diodes)
T
C
= 85
o
C
I
O(RMS
)
Max. continuous RMS
on-state current.
As AC switch
I
TSM
or
Max. peak, one cycle
1785
t =10ms
No voltage
non-repetitive on-state
1870
t =8.3ms
reapplied
I
FSM
or forward current
1500
t =10ms
100% V
RRM
reapplied
1570
t =8.3ms
2000
t =10ms
T
J
= 25
o
C,
no voltage reapplied
2100
t =8.3ms
I
2
t
Max. I
2
t for fusing
15.91
t =10ms
No voltage
14.52
t =8.3ms
reapplied
11.25
t =10ms
100% V
RRM
reapplied
10.27
t =8.3ms
20.00
t =10ms
T
J
= 25
o
C,
no voltage reapplied
18.30
t =8.3ms
I
2
√
t
Max. I
2
√
t for fusing (1)
159.1
K A
2
√
s
t = 0.1 to 10ms, no voltage reappl. T
J
=T
J
max
Low level (3)
V
T(TO)
Max. value of threshold
voltage (2)
0.80
0.85
High level (4)
r
t
Max. value of on-state
2.37
Low level (3)
slope resistance (2)
Max. peak on-state or
2.25
High level (4)
I
TM
=
π
x I
T(AV)
I
FM
=
π
x I
F(AV)
T
J
= 25
o
C, from 0.67 V
DRM
,
I
TM
=
π
x I
T(AV)
,
I
g
= 500mA,
t
r
< 0.5 μs, t
p
> 6 μs
T
J
= 25
o
C, anode supply = 6V,
resistive load, gate open circuit
V
TM
V
FM
di/dt
forward voltage
Max. non-repetitive rate
of rise of turned on
current
150
A/μs
I
H
Max. holding current
250
mA
I
L
Max. latching current
400
T
J
= 25
o
C, anode supply = 6V, resistive load
Parameters
IRK.105
Units
Conditions
235
On-state Conduction
Initial T
J
= T
J
max.
A
KA
2
s
V
m
1.64
V
or
I
(RMS)
I
(RMS)
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Type number
V
RRM
, maximum
repetitive
peak reverse voltage peak reverse voltage
V
400
V
RSM
, maximum
non-repetitive
V
DRM
, max. repetitive
peak off-state voltage,
gate open circuit
V
400
I
RRM
I
DRM
130°C
mA
Voltage
Code
-
04
V
500
06
08
600
800
700
900
600
800
IRK.105
10
1000
1100
1000
20
12
1200
1300
1200
14
1400
1500
1400
16
1600
1700
1600
Sinusoidal
half wave,
Initial T
J
= T
J
max.
105
T
J
= T
J
max
T
J
= T
J
max
T
J
= 25°C
(1) I
2
t for time t
x
=
I
2
√
t
x
√
t
x
(4)
I > p x I
AV
(2) Average power
=
V
T(TO)
x
I
T(AV)
+
r
t
x
(I
T(RMS)
)
2
(3) 16.7%
x
p x I
AV
< I < p x I
AV