POWER COMPONENTS
Applications
• Phase Control
• Static Switching
• Light Dimming
• Motor Speed Control
• Kitchen Equipment
• Power Tools
• Solenoid Valve Controls:
• Dishwashers
• Washing Machines
>
Suitable for General Purpose AC Switching
>
Alternistor/No Snubber Versions
for Inductive Loads
>
Logic Level Available for use with
Microcontrollers and Low Level Devices
>
IGT Range 35-50 mA (Q1)
>
V
DRM
/V
RMM
400, 600, 800, 1200V
CTA/CTB24
24Amp - 400/600/800/1200V - TRIAC
SYMBOL
I
T(RMS)
I
TSM
I
2
t
di/dt
I
GM
P
G(AV)
Tstg
Tj
V
ISO
Absolute Maximum Ratings
RMS On-State Current (full sine wave)
Non Repetitive Surge Peak On-State Current
(Full Cycle, Tj Initial = 25˚C)
I
2
t Value for fusing
Critical rate of rise of on-state current
I
G
=2 x I
GT
, tr<100 ns, Tj = 125˚C
Peak Gate Current @ Tj = 125˚C
Average Gate Power Dissipation @ Tj = 125˚C
Tc = 100˚C
Tc = 75˚C
CONDITIONS
TO-220AB
TO-220AB Iso
F =50 Hz
F =60 Hz
tp = 10 ms
F =120 Hz
tp = 20 µs
RATING
24A
250A
260A
340A
2
s
50A/µs
4A
1W
-40 to +150˚C
-40 to +125˚C
2500 V
RMS
A1
A2
G
Storage Temperature Range
Operating Junction Temperature Range
Isolation Voltage (CTA Series only)
A2
TO-220AB Isolated
(CTA24)
Electrical Characteristics
ALTERNISTOR/NO SNUBBER AND LOGIC LEVEL (3 Quadrants)
I
GT
MAX @ V
D
=12 V, R
L
= 30Ω
NOTE 1
QI-II-III
QI-II-III
Tj = 125˚C
QI-II-III
V
GT
MAX @ V
D
=12 V, R
L
= 30Ω
CW
35mA
1.3V
0.2V
50mA
QI-III
Q-II
Tj = 125˚C
Tj = 125˚C
50mA
80mA
500V/µs
13A/ms
BW
50mA
1.3V
0.2V
75mA
70mA
100mA
1000V/µs
22A/ms
B
NOTE 1
NOTE 1
A1
A2
G
V
GD
MIN @ V
D
=V
DRM
, R
L
= 3.3kΩ
I
H
MAX @ I
T
= 500 mA
I
L
MAX @ I
G
= 1.2 I
GT
I
L
MAX @ I
G
= 1.2 I
GT
A2
TO-220AB Non-Isolated
(CTB24)
NOTE 2
dv/dt MIN @ V
D
= 67%V
DRM
(gate open)
NOTE 2
(di/dt)c MIN without Snubber
NOTE 2
G
A1
STANDARD (4 Quadrants)
I
GT
MAX @ V
D
=12 V, R
L
= 30Ω
I
GT
MAX @ V
D
=12 V, R
L
= 30Ω
QI-II-III
QIV
Q-All
Tj = 125˚C
Q-All
50mA
100mA
1.3V
0.2V
80mA
V
GT
MAX @ V
D
=12 V, R
L
= 30Ω
V
GD
MIN @ V
D
=V
DRM
, R
L
= 3.3kΩ
I
H
MAX @ I
T
= 500 mA
NOTE 2
I
L
MAX @ I
G
= 1.2 I
GT
I
L
MAX @ I
G
= 1.2 I
GT
dv/dt MIN @ V
D
= 67%V
DRM
(gate open)
(dv/dt)c MIN @ (di/dt)c = 13.3 A/ms
NOTE 2
QI-III-IV
Q-II
Tj = 125˚C
Tj = 125˚C
NOTE 2
70mA
160mA
500V/µs
10V/µs
ISO9001 Certified
GENERAL NOTES
1. Minimum IGT is guaranted at 5% of IGT max.
2. For both polarities of A2 referenced to A1
3. All parameters at 25 degrees C unless otherwise specified.
CTA/CTB24
24Amp - 400/600/800/1200V - TRIAC
Static Characteristics
V
T
MAX @ I
TM
= 35 A, tp = 380µs
NOTE 2
Vto MAX @ Threshold Voltage
NOTE 2
Rd MAX @ Dynamic Resistance
NOTE 2
I
DRM
MAX @ V
DRM
= V
RRM
I
RRM
MAX @ V
DRM
= V
RRM
Tj = 25˚C
Tj = 125˚C
Tj = 125˚C
Tj = 25˚C
Tj = 125˚C
SYMBOL
TO-220AB
TO-220AB Isolated
TO-220AB
TO-220AB Isolated
G
F
Part Number Selection
1.55V
0.85V
16mΩ
5µA
3mA
RATING
0.8˚C/W
1.7˚C/W
60˚C/W
60˚C/W
Part Number
CTA/CTB24-xxxB
CTA/CTB24-xxxBW
CTA/CTB24-xxxCW
Voltage [Vpk]
400, 600, 800, 1200
400, 600, 800, 1200
400, 600, 800, 1200
I
GT
[mA]
50mA
50mA
35mA
Type
Standard
Package
TO-220AB
Alternistor/No Snubber TO-220AB
Alternistor/No Snubber TO-220AB
Thermal Resistances
Junction to Case (AC)
Junction to Case (AC)
Junction to Ambient
Junction to Ambient
D
Rth(j-c)
Rth(j-c)
Rth(j-a)
Rth(j-a)
Part Number Designation
Rated Current
16:
16 Amp
Type
B:
Standard (I
GT
=50mA)
BW:
Alternisor/No Snubber (I
GT
=50mA)
CW:
Alternisor/No Snubber (I
GT
=35mA)
SERIES
CT
K
24
Isolation Type
A:
Isolated
B:
Non-Isolated
CW
Maximum
Blocking Voltage
400:
400Vpk
600:
600Vpk
800:
800Vpk
1200:
1200Vpk
Packaging
Blank:
Bulk
PT:
Plastic Tube
N
L
A
M
B
P
O
C
I
30
25
30
25
15
10
5
I
T(RMS)
[A]
P
[W]
20
20
15
Non-Isolated
E
J
Q
H
10
5
0
0
3
6
9
12
15
18
21
24
27
75
80
100
120
140
150
Isolated
Weight: 2.3g (0.08 oz)
0
Dimensions
Millimeters
REF.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
Min.
15.24
12.78
9.96
0.69
1.22
4.62
0.46
2.49
2.39
6.48
3.78
15.49
2.59
0.99
0.99
Typ.
3.23
13.79
10.36
0.94
1.32
4.83
0.61
2.84
2.69
6.88
3.89
16.51
2.9
1.55
1.55
0.503
0.392
0.027
0.048
0.182
0.018
0.098
0.094
0.255
0.149
0.61
0.102
0.039
0.039
Max.
15.75
Inches
Min.
0.6
Typ.
0.127
0.543
0.408
0.037
0.052
0.19
0.024
0.112
0.106
0.271
0.153
0.65
0.114
0.061
0.061
Max.
0.62
I
T(RMS)
[A]
Fig. 1:
Power dissipation versus RMS on-state current (full cycle).
T
C
[˚C]
Fig. 2:
RMS on-state current versus
case temperature (full cycle)
250
160
120
100
80
60
50
40
30
20
1000.0
I
TM
[A]
10.0
1.0
0.5
I
TSM
[A]
100.0
Non-Repetitive
Tj initial = 25˚C
10
1
1.5
2
2.5
3
3.5
4
4.5
5
1
10
100
1000
16
0.63
V
TM
[V]
Fig. 3:
On-state current versus
on-state voltage (instantaneous values)
Number of Cycles
Fig. 4:
Non-repetitive surge peak on-state
current versus number of cycles.
2.67
0.105
ISO9001 Certified
Approvals
UL - Pending
USA
Sales Support
(877) 502-5500
Tech Support
(877) 702-7700
Fax
(619) 710-8540
Email:
sales@crydom.com
Crydom Corp
2320 Paseo de las Americas, Suite 201
San Diego, CA 92154
EUROPE - UK
Telephone
+44 (0) 1202 365070
Fax
+44 (0) 1202 365090
Email:
intsales@crydom.com
Crydom International Ltd.
7 Cobham Road
Ferndown Industrial Estate
Wimborne, Dorset BH21 7PE
Germany
Telephone
+49 (0) 180 3000 506
ASIA - Thailand
Telephone
+66 (0)2 665 2517
Fax
+66 (0)2 665 2588
Crydom Asia
18/8 Fico Place 12th Floor
Soi Sukhumvit 21 (Asoke)
Klongtoey Nua, Wattana
Bangkok, Thailand 10110
© 2004 Crydom Corp, All Rights Reserved. Specifications are subject to change without prior notice. Crydom and the Crydom logo are trademarks of Crydom Corp. CrydomCT24_F1704.pdf
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