CYNB 55
TM
55Amp - 400/600/800/1000V - SCR
Thermal Resistances
Junction to Case (AC)
Junction to Ambient
SYMBOL
Rth(j-c)
RATING
TO-220AB
TO-220AB
1.0 C/W
˚
Rth(j-a)
60 C/W
˚
Packaging
Blank: Bulk
PT: Plastic Tube
Part Number Designation
D
G
Rated Current
55: 55 Amp
F
SERIES
N
CYNB
55
K
L
A
Maximum
Blocking Voltage
400: 400Vpk
M
600: 600Vpk
800: 800Vpk
1000: 1000Vpk
I
B
P
O
C
60
50
40
30
20
10
100
80
60
40
20
E
Q
NOTE 1
H
J
Weight: 2.3g (0.08 oz)
Dimensions
Millimeters
REF. Min. Typ. Max. Min. Typ. Max.
Inches
0
50
60
70
80
90
100
110 120 130
0
8
16
24
32
40
48
56
64
72
A
B
C
D
E
15.24
15.75 0.6
0.62
TC [˚C]
IT(AV) [A]
3.23
0.127
Fig. 2: RMS on-state current versus
Fig. 1: Power dissipation versus average on-state current.
case temperature (full cycle)
12.78
9.96
0.69
1.22
4.62
0.46
2.49
2.39
6.48
3.78
13.79 0.503
10.36 0.392
0.94 0.027
1.32 0.048
4.83 0.182
0.61 0.018
2.84 0.098
2.69 0.094
6.88 0.255
3.89 0.149
0.543
0.408
0.037
0.052
0.19
0.024
0.112
0.106
0.271
0.153
1000.0
100.0
10.0
600
550
500
F
G
H
I
J
K
L
M
N
O
P
Q
100
80
Non-Repetitive
Tj initial = 25C
40
20
10
1.0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
1
10
100
1000
15.49 16
2.59
0.99
16.51 0.61 0.63 0.65
VTM [V]
Fig. 3: On-state current versus
on-state voltage (instantaneous values)
Number of Cycles
Fig. 4: Non-repetitive surge peak on-state
2.9
0.102
0.114
0.061
0.061
1.55 0.039
1.55 0.039
current versus number of cycles.
0.99
2.67
0.105
USA
EUROPE - UK
Telephone +44 (0) 1202 897969
Fax +44 (0) 1202 891918
ASIA - Thailand
Telephone +66 (0)2 665 2517
Fax +66 (0)2 665 2588
ISO9001CERTIFIED
Sales & Tech Support (866) 258-5057
Email: sales@cynergy3.com
Email: sales@cynergy3.com
Cynergy 3 Components, Asia
18/8 Fico Place 12th Floor
Soi Sukhumvit 21 (Asoke)
Klongtoey Nua, Wattana
Bangkok, Thailand 10110
Cynergy3 Components
2320 Paseo de las Americas, Suite 104
San Diego, CA 92154
Approvals
UL Recognized Component - E72445 (CYNA Series)
Cynergy3 Components Ltd.
7 Cobham Road
Ferndown Industrial Estate
Wimborne, Dorset BH21 7PE
© 2006 Cynergy3 components, All Rights Reserved. Specifications are subject to change without prior notice. Cynergy3 components and the Cynergy3 components logo are trademarks of Cynergy3 components Corp.
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