Features
High current and high surge ratings
Hermetic ceramic housing
Typical Applications
DC motor controls
Controlled DC power supplies
AC controllers
I
T(AV)
110
A
@ T
C
90
C
I
T(RMS)
172
A
I
TSM
@
50Hz
2080
A
@ 60Hz
2180
A
I
2
t
@
50Hz
21.7
KA
2
s
@ 60Hz
19.8
KA
2
s
V
DRM
/V
RRM
400 to 1200
V
t
q
typical
110
s
T
J
- 40 to 140
C
Parameters
110/111RKI
Units
Major Ratings and Characteristics
case style
TO-209AC (TO-94)
110A
PHASE CONTROL THYRISTORS
Stud Version
110/111RKI SERIES
1
Bulletin I25152 rev. E 09/03
www.irf.com
110/111RKI Series
2
Bulletin I25152 rev. E 09/03
www.irf.com
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
V
DRM
/V
RRM
, max. repetitive
V
RSM
, maximum non-
I
DRM
/I
RRM
max.
Type number
Code
peak and off-state voltage
repetitive peak voltage
@ T
J
= T
J
max.
V
V
mA
40
400
500
110/111RKI
80
800
900
20
120
1200
1300
I
T(AV)
Max. average on-state current
110
A
180 conduction, half sine wave
@ Case temperature
90
C
I
T(RMS)
Max. RMS on-state current
172
DC @ 83C case temperature
I
TSM
Max. peak, one-cycle
2080
t = 10ms
No voltage
non-repetitive surge current
2180
A
t = 8.3ms
reapplied
1750
t = 10ms 100% V
RRM
1830
t = 8.3ms
reapplied
Sinusoidal half wave,
I
2
t
Maximum I
2
t for fusing
21.7
t = 10ms
No voltage
Initial T
J
= T
J
max.
19.8
t = 8.3ms
reapplied
15.3
t = 10ms 100% V
RRM
14.0
t = 8.3ms
reapplied
I
2
t
Maximum I
2
t for fusing
217
KA
2
s t = 0.1 to 10ms, no voltage reapplied
V
T(TO)1
Low level value of threshold
voltage
V
T(TO)
2
High level value of threshold
voltage
r
t1
Low level value of on-state
slope resistance
r
t2
High level value of on-state
slope resistance
V
TM
Max. on-state voltage
1.57
V
I
pk
= 350A, T
J
= T
J
max., t
p
= 10ms sine pulse
I
H
Maximum holding current
200
I
L
Typical latching current
400
0.82
(16.7% x
x I
T(AV)
< I <
x I
T(AV)
), T
J
= T
J
max.
2.16
(16.7% x
x I
T(AV)
< I <
x I
T(AV)
), T
J
= T
J
max.
1.70
(I >
x I
T(AV)
),T
J
= T
J
max.
Parameter
110/111RKI
Units Conditions
1.02
(I >
x I
T(AV)
),T
J
= T
J
max.
On-state Conduction
KA
2
s
V
m
mA
T
J
= 25C, anode supply 6V resistive load
di/dt
Max. non-repetitive rate of rise
Gate drive 20V, 20
, t
r
1s
of turned-on current
T
J
= T
J
max, anode voltage
80% V
DRM
Gate current 1A, di
g
/dt = 1A/s
V
d
= 0.67% V
DRM
,
T
J
= 25C
I
TM
= 50A, T
J
= T
J
max., di/dt
= -5A/s, V
R
= 50V
dv/dt
= 20V/s, Gate 0V 25
Parameter
110/111RKI
Units Conditions
t
d
Typical delay time
1
Switching
t
q
Typical turn-off time
110
s
300
A/s
110/111RKI Series
3
Bulletin I25152 rev. E 09/03
www.irf.com
dv/dt Maximum critical rate of rise of
off-state voltage
I
RRM
Max. peak reverse and off-state
I
DRM
leakage current
Blocking
500
V/s
T
J
= T
J
max. linear to 80% rated V
DRM
Parameter
110/111RKI
Units Conditions
20
mA
T
J
= T
J
max, rated V
DRM
/V
RRM
applied
P
GM
Maximum peak gate power
12
T
J
= T
J
max, t
p
5ms
P
G(AV)
Maximum average gate power
3.0
T
J
= T
J
max, f = 50Hz, d% = 50
I
GM
Max. peak positive gate current
3.0
A
T
J
= T
J
max, t
p
5ms
+V
GM
Maximum peak positive
gate voltage
-V
GM
Maximum peak negative
gate voltage
I
GT
DC gate current required
T
J
= - 40C
to trigger
mA
T
J
= 25C
T
J
= 140C
V
GT
DC gate voltage required
T
J
= - 40C
to trigger
V
T
J
= 25C
T
J
= 140C
I
GD
DC gate current not to trigger
6.0
mA
Parameter
110/111RKI
Units Conditions
20
10
Triggering
T
J
= T
J
max
TYP.
MAX.
180
-
80
120
40
-
2.5
-
1.6
2
1
-
Max. gate current/ voltage not to
trigger is the max. value which
will not trigger any unit with rated
V
DRM
anode-to-cathode applied
Max. required gate trigger/ cur-
rent/ voltage are the lowest value
which will trigger all units 12V
anode-to-cathode applied
W
V
T
J
= T
J
max, t
p
5ms
T
J
Max. operating temperature range
-40 to 140
T
stg
Max. storage temperature range
-40 to 150
R
thJC
Max. thermal resistance,
junction to case
R
thCS
Max. thermal resistance,
case to heatsink
T
Mounting torque, 10%
15.5
Non lubricated threads
(137)
14
Lubricated threads
(120)
wt
Approximate weight
130
g
Parameter
110/111RKI
Units Conditions
0.27
DC operation
0.1
Mounting surface, smooth, flat and greased
Thermal and Mechanical Specification
C
K/W
Nm
(lbf-in)
Case style
TO - 209AC (TO-94)
See Outline Table
V
GD
DC gate voltage not to trigger
0.25
V
110/111RKI Series
4
Bulletin I25152 rev. E 09/03
www.irf.com
R
thJC
Conduction
(The following table shows the increment of thermal resistence R
thJC
when devices operate at different conduction angles than DC)
180
0.043
0.031
120
0.052
0.053
90
0.066
0.071
K/W
T
J
= T
J
max.
60
0.096
0.101
30
0.167
0.169
Conduction angle Sinusoidal conduction Rectangular conduction Units
Conditions
Ordering Information Table
3
11
1
RKI 120
Device Code
1
2
4
1
-
I
T(AV)
rated average output current (rounded/10)
2
-
0 = Eyelet terminals (Gate and Auxiliary Cathode Leads)
1 = Fast - on terminals (Gate and Auxiliary Cathode Leads)
3
-
Thyristor
4
-
Voltage code: Code x 10 = V
RRM
(See Voltage Rating Table)
110/111RKI Series
5
Bulletin I25152 rev. E 09/03
www.irf.com
Outline Table
Fast-on Terminals
Case Style TO-209AC (TO-94)
All dimensions in millimeters (inches)
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
C.S. 0 .4 mm
2
215 (8.46)
10 (0.39)
WHITE GATE
RED SHRINK
RED CATHO DE
RED SIL ICON RUBBER
4.3 (0.17) DIA.
21 (
0
.
83)
10
(
0
.
39)
M
A
X
.
157 (
6
.
1
8)
170 (
6
.
69)
(.0006 s.i.)
8.5 (0.33) DIA.
16.5 (0.65) MAX.
MA
X.
55
(
2
.
16)
M
I
N
.
CERAMIC HOUSING
22.5 (0.8 8) MAX. DIA.
24 (
0
.
9
4)
M
A
X
.
SW 27
C.S. 16mm
2
FLEXIBLE L EAD
(.025 s.i.)
2.6 (0.10) MAX.
9.
5
(0
.3
7
)
M
IN
.
WHITE SHR INK
2
0
(
0.
79
)
M
IN
.
29.5 (1.16) MAX.
1/2"-20UNF-2A
80
90
100
110
120
130
140
0
20
40
60
80
100
120
M
a
x
i
m
u
m A
l
l
o
w
a
b
l
e
C
a
s
e
T
e
mp
e
r
a
t
u
r
e
(
C
)
30
60
90
120
180
Average On-state Current (A)
Conduction Angle
111RKI Series
R (DC) = 0.27 K/W
thJC
70
80
90
100
110
120
130
140
0
20
40
60
80 100 120 140 160 180
DC
30
60
90
120
180
Average On-state Current (A)
Max
i
m
u
m Al
lo
w
a
b
l
e
Cas
e
T
e
mper
at
u
r
e
(
C
)
Conduction Period
111RKI Series
R (DC) = 0.27 K/W
thJC
AMP. 280000-1
REF-250
* FOR METRIC DEVICE: M12 X 1.75
CONTACT FACTORY
110/111RKI Series
110/111RKI Series
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