ISO9001 Certified
P O W E R C O M P O N E N T S
Absolute Maximum Ratings
CONDITIONS
SYMBOL
RATING
RMS On-State Current (full sine wave)
Tc = 90
C
TO-220AB
I
T(RMS)
40A
Average On-State Current
TO-220AB
I
T(AV)
25A
Non Repetitive Surge Peak On-State Current
F = 50 Hz
530A
(Full Cycle, Tj Initial = 25
C)
F = 60 Hz
I
TSM
550A
I
2
t Value for fusing
tp = 10 ms I
2
t 1260A
2
s
Critical rate of rise of on-state current
I
G
=2 x I
GT
, tr<100 ns, T
j
= 125
C
di/dt
100A/s
Peak Gate Current @ T
j
= 125
C
tp = 20 s
I
GM
4A
Average Gate Power Dissipation @ Tj = 125
C
PG(AV)
1W
Storage Temperature Range
T
stg
-40 to +150
C
Operating Junction Temperature Range
T
j
-40 to +125
C
Maximum Peak Reverse Gate Voltage
V
RGM
5V
Electrical Characteristics
NOTE 1
I
GT
MAX @ V
D
=12 V, R
L
= 30
35mA
V
GT
MAX @ V
D
=12 V, R
L
= 30
1.3V
V
GD
MIN @ V
D
=V
DRM
, R
L
= 3.3k
Tj = 125
C
0.2V
I
H
MAX @ I
T
= 500 mA (gate open)
50mA
I
L
MAX @ I
G
= 1.2 I
GT
90mA
dv/dt MIN @ V
D
= 67%V
DRM
(gate open)
Tj = 125C
1000V/s
V
TM
MAX @ I
TM
=56 A, tp = 380s
Tj = 25C
1.6V
I
DRM
MAX @ V
DRM =
V
RRM
Tj = 25C
5A
I
RRM
MAX @ V
DRM =
V
RRM
Tj = 125C
4mA
>
Suitable for General Purpose AC Switching
>
IGT 35mA Max.
>
VDRM/VRMM 400, 600, 800, 1000V
Applications
Motor Control
Overvoltage Crowbar Protection
Capacitive Discharge Ignition
Voltage Regulation
Welding Equipment
Capacitive Filter Soft Start
(Inrush Current Control)
GENERAL NOTES
1. All parameters at 25 degrees C unless otherwise specified.
CYNB40
40Amp - 400/600/800/1000V -
SCR
Tc = 90
C
G
A
K
TO-220AB Non-Isolated
(CYNB40)
G
A
A
K
A8
CYNB40
600
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
CYNB40
40Amp - 400/600/800/1000V - SCR
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. CrydomCYN40_I0505.pdf
Thermal Resistances
SYMBOL
RATING
Junction to Case (AC)
TO-220AB
R
th(j-c)
1.0
C/W
Junction to Ambient
TO-220AB
R
th(j-a)
60
C/W
Part Number Designation
SERIES
Isolation Type
B: Non-Isolated
Rated Current
40: 40 Amp
Packaging
Blank: Bulk
PT: Plastic Tube
Maximum
Blocking Voltage
400: 400Vpk
600: 600Vpk
800: 800Vpk
1000: 1000Vpk
CYN
40
0
10
15
20
25
30
35
40
45
50
0 5 10 15 20 25 30 35 40 45
I
T(AV)
[A]
Fig. 1: Power dissipation versus average on-state current.
P
]
W
[
50
60
70
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
[
I
M
S
T
]
A
[
V
TM
[V]
Fig. 3: On-state current versus
on-state voltage (instantaneous values)
I
M
T
]
A
[
1
10
100
1000
Number of Cycles
Fig. 4: Non-repetitive surge peak on-state
current versus number of cycles.
Non-Repetitive
Tj initial = 25
C
1.0
10.0
100.0
1000.0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
48
40
32
24
16
8
0
600
550
500
100
80
40
10
20
Approvals
UL - E72445
PDF 
ZIP