ISO9001 Certified
P O W E R C O M P O N E N T S
>
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 5-50 mA (Q1)
>
V
DRM
/V
RMM
400, 600, 800, 1000V
G
A2
A1
TO-220AB Isolated
(CTA12)
TO-220AB Non-Isolated
(CTB12)
G
A2
A2
A1
G
A2
A1
Applications
Phase Control
Static Switching
Light Dimming
Motor Speed Control
Kitchen Equipment
Power Tools
Solenoid Valve Controls:
Dishwashers
Washing Machines
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/CTB12
12Amp - 400/600/800/1000V -
TRIAC
Absolute Maximum Ratings
CONDITIONS
SYMBOL
RATING
RMS On-State Current (full sine wave)
Tc = 105C
TO-220AB
I
T(RMS)
12A
Tc = 90C
TO-220AB Iso
Non Repetitive Surge Peak On-State Current
F =50 Hz
120A
(Full Cycle, Tj Initial = 25C)
F =60 Hz
I
TSM
126A
I
2
t Value for fusing
tp = 10 ms
I
2
t
78A
2
s
Critical rate of rise of on-state current
I
G
=2 x I
GT
, tr<100ns, Tj = 125C
di/dt
100A/s
Peak Gate Current @ Tj = 125C
tp = 20 s
I
GM
4A
Average Gate Power Dissipation @ Tj = 125C
P
G(AV)
1W
Storage Temperature Range
Tstg
-40 to +150C
Operating Junction Temperature Range
Tj
-40 to +125C
Isolation Voltage (CTA Series only)
V
ISO
2500 V
RMS
Electrical Characteristics
ALTERNISTOR/NO SNUBBER AND LOGIC LEVEL (3 Quadrants)
TW
SW
CW
BW
I
GT
MAX @ V
D
=12 V, R
L
= 30
NOTE 1
QI-II-III
5mA
10mA
35mA
50mA
V
GT
MAX @ V
D
=12 V, R
L
= 30
QI-II-III
1.3V
1.3V
1.3V
1.3V
V
GD
MIN @ V
D
=V
DRM
, R
L
= 3.3k
Tj = 125C
QI-II-III
0.2V
0.2V
0.2V
0.2V
I
H
MAX @ I
T
= 500 mA
NOTE 2
10mA
15mA
35mA
50mA
I
L
MAX @ I
G
= 1.2 I
GT
QI-III
10mA
25mA
50mA
70mA
I
L
MAX @ I
G
= 1.2 I
GT
Q-II
15mA
30mA
60mA
80mA
dv/dt MIN @ VD = 67%V
DRM
(gate open)
NOTE 2
Tj = 125C
20V/s
40V/s
400V/s
1000V/s
(di/dt)c MIN @ (dv/dt)c = 0.1 V/ms
NOTE 2
Tj = 125C
3.5A/ms
5.4A/ms
(di/dt)c MIN @ (dv/dt)c = 10 V/ms
NOTE 2
Tj = 125C
1A/ms
2.9A/ms
(di/dt)c MIN without Snubber
NOTE 2
Tj = 125C
6.5A/ms
12A/ms
STANDARD (4 Quadrants)
C
B
I
GT
MAX @ V
D
=12 V, R
L
= 30
NOTE 1
QI-II-III
25mA
50mA
I
GT
MAX @ V
D
=12 V, R
L
= 30
NOTE 1
QIV
50mA
100mA
V
GT
MAX @ V
D
=12 V, R
L
= 30
Q-All
1.3V
V
GD
MIN @ V
D
=V
DRM
, R
L
= 3.3k
Tj = 125C
Q-All
0.2V
I
H
MAX @ I
T
= 500 mA
NOTE 2
25mA
50mA
I
L
MAX @ I
G
= 1.2 I
GT
QI-III-IV
40mA
50mA
I
L
MAX @ I
G
= 1.2 I
GT
Q-II
80mA
100mA
dv/dt MIN @ VD = 67%V
DRM
(gate open)
NOTE 2
Tj = 125C
200V/s
400V/s
(dv/dt)c MIN @ (di/dt)c = 2.7 A/ms
NOTE 2
Tj = 125C
5V/s
10V/s
Dimensions
Millimeters
Inches
REF. Min.
Typ.
Max.
Min.
Typ.
Max.
A
15.24
15.75
0.6
0.62
B
3.23
0.127
C
12.78
13.79
0.503
0.543
D
9.96
10.36
0.392
0.408
E
0.69
0.94
0.027
0.037
F
1.22
1.32
0.048
0.052
G
4.62
4.83
0.182
0.19
H
0.46
0.61
0.018
0.024
I
2.49
2.84
0.098
0.112
J
2.39
2.69
0.094
0.106
K
6.48
6.88
0.255
0.271
L
3.78
3.89
0.149
0.153
M
15.49
16
16.51
0.61
0.63
0.65
N
2.59
2.9
0.102
0.114
O
0.99
1.55
0.039
0.061
P
0.99
1.55
0.039
0.061
Q
2.67
0.105
Weight: 2.3g (0.08 oz)
Q
D
M
G
F
C
O
I
P
E
B
A
K
N
L
J
H
CTA/CTB12
12Amp - 400/600/800/1000V - TRIAC
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
ISO9001 Certified
2005 Crydom Corp, All Rights Reserved. Specifications are subject to change without prior notice. Crydom and the Crydom logo are trademarks of Crydom Corp. CrydomCT12_L0205.pdf
Static Characteristics
V
T
MAX @ I
TM
=17 A, tp = 380s
NOTE 2
Tj = 25C
1.55V
Vto MAX @ Threshold Voltage
NOTE 2
Tj = 125C
0.85V
Rd MAX @ Dynamic Resistance
NOTE 2
Tj = 125C
35m
I
DRM
MAX @ V
DRM
= V
RRM
Tj = 25C
5A
I
RRM
MAX @ V
DRM
= V
RRM
Tj = 125C
1mA
Thermal Resistances
SYMBOL
RATING
Junction to Case (AC)
TO-220AB
Rth(j-c)
1.4C/W
Junction to Case (AC)
TO-220AB Isolated
Rth(j-c)
2.3C/W
Junction to Ambient
TO-220AB
Rth(j-a)
60C/W
Junction to Ambient
TO-220AB Isolated
Rth(j-a)
60C/W
SERIES
Isolation Type
A: Isolated
B: Non-Isolated
Rated Current
12: 12 Amp
Packaging
Blank: Bulk
PT: Plastic Tube
Maximum
Blocking Voltage
400: 400Vpk
600: 600Vpk
800: 800Vpk
1000: 1000Vpk
Type
B: Standard (I
GT
=50mA)
BW: Alternistor/No Snubber (I
GT
=50mA)
C: Standard (I
GT
=25mA)
CW: Alternistor/No Snubber (I
GT
=35mA)
SW: Logic Level (I
GT
=10mA)
TW: Logic Level (I
GT
=5mA)
CT
CW
12
0
2
4
6
8
10
12
14
16
18
I
T(RMS)
[A]
Fig. 1: Power dissipation versus RMS on-state current (full cycle).
P
]
W
[
18
16
14
12
10
8
6
4
2
0
14
12
10
8
6
4
2
0
80
90
100
110
120
130
T
C
[C]
Fig. 2: RMS on-state current versus
case temperature (full cycle)
I
)
S
M
R
(
T
]
A
[
1.0
10.0
100.0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
V
TM
[V]
Fig. 3: On-state current versus
on-state voltage (instantaneous values)
I
M
T
]
A
[
I
M
S
T
]
A
[
160
100
10
80
120
60
50
40
30
20
250
1
10
100
1000
Number of Cycles
Fig. 4: Non-repetitive surge peak on-state
current versus number of cycles.
Isolated
Non-Isolated
Non-Repetitive
Tj initial = 25C
Part Number Selection
Part Number
Voltage [Vpk]
I
GT
[mA]
Type
Package
CTA/CTB12-xxxB
400, 600, 800, 1000
50mA
Standard
TO-220AB
CTA/CTB12-xxxBW
400, 600, 800, 1000
50mA
Alternistor/No Snubber TO-220AB
CTA/CTB12-xxxC
400, 600, 800, 1000
25mA
Standard
TO-220AB
CTA/CTB12-xxxCW
400, 600, 800, 1000
35mA
Alternistor/No Snubber TO-220AB
CTA/CTB12-xxxSW
400, 600, 800, 1000
10mA
Logic Level
TO-220AB
CTA/CTB12-xxxTW
400, 600, 800
5mA
Logic Level
TO-220AB
Part Number Designation
Approvals
UL Recognized Component - E72445
(For CTA series)
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