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CTA16 Datasheet, PDF (2/2 Pages) CIT Relay & Switch – CIT SWITCH
CTA/CTB 16
TM
16Amp - 400/600/800/1000V - TRIAC
Static Characteristics
VT MAX @ ITM = 22.5 A, tp = 380µs NOTE 2
Vto MAX @ Threshold Voltage NOTE 2
Rd MAX @ Dynamic Resistance NOTE 2
IDRM MAX @ VDRM = VRRM
IRRM MAX @ VDRM = VRRM
Tj = 25˚C
Tj = 125˚C
Tj = 125˚C
Tj = 25˚C
Tj = 125˚C
1.55V
0.85V
25mΩ
5µA
2mA
Part Number Selection
Part Number
Voltage [Vpk] IGT [mA]
CTA/CTB16-xxxB
400, 600, 800, 1000 50mA
CTA/CTB16-xxxBW 400, 600, 800, 1000 50mA
CTA/CTB16-xxxC
400, 600, 800, 1000 25mA
CTA/CTB16-xxxCW 400, 600, 800, 1000 35mA
CTA/CTB16-xxxSW 400, 600, 800, 1000 10mA
Type
Standard
Alternistor/No Snubber
Standard
Alternistor/No Snubber
Logic Level
Package
TO-220AB
TO-220AB
TO-220AB
TO-220AB
TO-220AB
Thermal Resistances
Junction to Case (AC)
TO-220AB
Junction to Case (AC)
TO-220AB Isolated
Junction to Ambient
TO-220AB
Junction to Ambient
TO-220AB Isolated
D
G
F
N
K
L
A
M
B
I
P
O
C
E
J
Q
H
Weight: 2.3g (0.08 oz)
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
SYMBOL
Rth(j-c)
Rth(j-c)
Rth(j-a)
Rth(j-a)
RATING
1.2˚C/W
2.1˚C/W
60˚C/W
60˚C/W
Part Number Designation
Type
SERIES
Rated Current
16: 16 Amp
B: Standard (IGT=50mA)
BW: Alternistor/No Snubber (IGT=50mA)
C: Standard (IGT=25mA)
CW: Alternistor/No Snubber (IGT=35mA)
SW: Logic Level (IGT=10mA)
CT 16
CW
Isolation Type
A: Isolated
B: Non-Isolated
Maximum
Blocking Voltage
400: 400Vpk
600: 600Vpk
800: 800Vpk
1000: 1000Vpk
Packaging
Blank: Bulk
PT: Plastic Tube
20
18
16
14
12
10
8
6
4
2
0
0
2
4
6
8 10 12 14 16 18
IT(RMS) [A]
Fig. 1: Power dissipation versus RMS on-state current (full cycle).
18
16
14
12
10
8
Non-Isolated
6
4
Isolated
2
0
80
90
100
110
120
130
TC [˚C]
Fig. 2: RMS on-state current versus
case temperature (full cycle)
1000.0
100.0
10.0
1.0
0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
VTM [V]
Fig. 3: On-state current versus
on-state voltage (instantaneous values)
250
160
120
100
80
60
50
40
30
20
10
1
Non-Repetitive
Tj initial = 25˚C
10
100
1000
Number of Cycles
Fig. 4: Non-repetitive surge peak on-state
current versus number of cycles.
ISO9001 C E R T I F I E D
Approvals
UL Recognized Component - E72445 (CTA Series)
USA
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Email: sales@cynergy3.com
Cynergy3 Components
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San Diego, CA 92154
EUROPE - UK
Telephone +44 (0) 1202 897969
Fax +44 (0) 1202 891918
Email: sales@cynergy3.com
Cynergy3 Components Ltd.
7 Cobham Road
Ferndown Industrial Estate
Wimborne, Dorset BH21 7PE
ASIA - Thailand
Telephone +66 (0)2 665 2517
Fax +66 (0)2 665 2588
Cynergy 3 Components, Asia
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Bangkok, Thailand 10110
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