ISO9001 Certified
POWER COMPONENTS
Absolute Maximum Ratings
CONDITIONS SYMBOL RATING
RMS On-State Current (full sine wave) Tc = 100˚C TO-220AB IT(RMS) 25A
Tc = 75˚C TO-220AB Iso
Average On-State Current TO-220AB IT(AV) 16A
TO-220AB Iso
Non Repetitive Surge Peak On-State Current F = 50 Hz 320A
(Full Cycle, Tj Initial = 25˚C) F = 60 Hz ITSM 350A
I2t Value for fusing tp = 10 ms I2t 510A2s
Critical rate of rise of on-state current
IG=2 x IGT , tr<100 ns, Tj= 125˚Cdi/dt 100A/µs
Peak Gate Current @ Tj= 125˚C tp = 20 µs IGM 4A
Average Gate Power Dissipation @ Tj = 125˚C PG(AV) 1W
Storage Temperature Range Tstg -40 to +150˚C
Operating Junction Temperature Range Tj-40 to +125˚C
Isolation Voltage (CYNA Series only) VISO 2500VRMS
Maximum Peak Reverse Gate Voltage VRGM 5V
Electrical Characteristics
NOTE 1
IGT MAX @ VD=12 V, RL= 30Ω40mA
VGT MAX @ VD=12 V, RL= 30Ω1.3V
VGD MIN @ VD=VDRM, RL= 3.3kΩTj = 125˚C 0.2V
IHMAX @ IT= 500 mA (gate open) 50mA
ILMAX @ IG= 1.2 IGT 90mA
dv/dt MIN @ VD= 67%VDRM (gate open) Tj = 125˚C 1000V/µs
VTM MAX @ ITM =50 A, tp = 380µs Tj = 25˚C 1.6V
Vto MAX (Threshold Voltage) Tj = 125˚C 0.77V
RdMAX (Dynamic Resistance) Tj = 125˚C 14mΩ
IDRM MAX @ VDRM = VRRM Tj = 25˚C 5µA
IRRM MAX @ VDRM = VRRM Tj = 125˚C 4mA
>Suitable for General Purpose AC Switching
>IGT 40mA Max.
>Isolated and Non-Isolated Tab
>VDRM/VRMM 400, 600, 800, 1000V
G
A
K
TO-220AB Isolated
(CYNA25)
TO-220AB Non-Isolated
(CYNB25)
G
A
A
K
G
A
K
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.
CYNA/CYNB25
25Amp - 400/600/800/1000V - SCR
Tc = 100
°
C
Tc = 75
°
C
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
CYNA/CYNB25
25Amp - 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. CrydomCYN25_C2205.pdf
Thermal Resistances
SYMBOL RATING
Junction to Case (AC) TO-220AB Rth(j-c) 1.0˚C/W
Junction to Case (AC) TO-220AB Isolated Rth(j-c) 1.9˚C/W
Junction to Ambient TO-220AB Rth(j-a) 60˚C/W
Junction to Ambient TO-220AB Isolated Rth(j-a) 60˚C/W
Part Number Designation
SERIES
Isolation Type
A: Isolated
B: Non-Isolated
Rated Current
25: 25 Amp
Packaging
Blank: Bulk
PT: Plastic Tube
Maximum
Blocking Voltage
400: 400Vpk
600: 600Vpk
800: 800Vpk
1000: 1000Vpk
CYN 25
0
2.5
5.0
7.5
10.0
12.5
15.0
17.5
20.0
22.5
0 2 4 6 81012141618
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
)SMR(T
]A[
I
MST
]
A
[
VTM [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.
Isolated
Non-Isolated
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
30
25
20
15
10
5
0
600
300
200
100
80
40
10
20
Approvals
UL - E72445
