25CTQ...
25CTQ...S
25CTQ...-1
Technical Data
Data Sheet N0024, Rev. A
25CTQ…/25CTQ…S /25CTQ…-1
SCHOTTKY RECTIFIER
Applications
Switching power supply
Converters
Free-Wheeling diodes
Reverse battery protection
Features
150C T
J
operation
Center tap configuration
Low forward voltage drop
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
This is a Pb − Free Device
All SMC parts are traceable to the wafer lot
Additional testing can be offered upon request
25CTQ...
25CTQ...S
25CTQ...-1
TO-220AB
D
2
PAK
TO-262
Maximum Ratings:
Characteristics
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Forward Current
Peak One Cycle Non-Repetitive Surge
Current(Per Leg)
Symbol
V
RRM
V
RWM
V
R
I
F (AV)
I
FSM
Condition
-
50% duty cycle @Tc=102°C,
rectangular wave form
8.3ms, Half Sine pulse
Max.
35(25CTQ035)
40(25CTQ040)
45(25CTQ045)
15(Per Leg)
30(Per Device)
300
Units
V
A
A
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25CTQ...
25CTQ...S
25CTQ...-1
Technical Data
Data Sheet N0024, Rev. A
Electrical Characteristics:
Characteristics
Forward Voltage Drop
(Per Leg)*
Symbol
V
F1
V
F2
Condition
@ 15A, Pulse, T
J
= 25
C
@ 30A, Pulse, T
J
= 25
C
@ 15A, Pulse, T
J
= 125
C
@ 30A, Pulse, T
J
= 125
C
@V
R
= rated V
R
T
J
= 25
C
@V
R
= rated V
R
T
J
= 125
C
@V
R
= 5V, T
C
= 25
C
f
SIG
= 1MHz
Measured lead to lead 5 mm from
package body
-
Typ.
0.54
-
0.45
-
0.06
30
650
8.0
-
Max.
0.56
0.71
0.50
0.64
1.0
70
900
-
10,000
Units
V
V
mA
mA
pF
nH
V/s
Reverse Current
(Per Leg)*
Junction Capacitance(Per Leg)
Typical Series Inductance
(per leg)
Voltage Rate of Change
* Pulse width < 300 µs, duty cycle < 2%
I
R1
I
R2
C
T
L
S
dv/dt
Thermal-Mechanical Specifications:
Characteristics
Junction Temperature
Storage Temperature
Typical Thermal Resistance Junction to
Case
Typical Thermal
Resistance, Case to Heat Sink
Case Style
Symbol
T
J
T
stg
R
JC
R
JL
Condition
-
-
DC operation
DC operation
Specification
-55 to +150
-55 to +150
3.25
0.50
Units
C
C
C/W
C/W
TO-220AB D
2
PAK TO-262
Tube Specification
Device
25CTQ...
25CTQ...S
25CTQ...-1
Tube Specification(TO-220AB/TO-262)
Weight
1.8g
1.85g
1.85g
Package
TO-220AB
D²PAK
TO-262
Shipping
50pcs / tube
800pcs / reel
50pcs / tube
For information on tape and reel specifications, including part
orientation and tape sizes, please refer to our tape and reel
packaging specification.
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
25CTQ...
25CTQ...S
25CTQ...-1
Technical Data
Data Sheet N0024, Rev. A
Ratings and Characteristics Curves
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
25CTQ...
25CTQ...S
25CTQ...-1
Technical Data
Data Sheet N0024, Rev. A
Marking Diagram
Where XXXXX is YYWWL
25
C
TQ
35/40/45
S/-1
SSG
YY
WW
L
= Forward Current (25A)
= Configuration
= Device Type
= Reverse Voltage (35V/40V/45V)
= Package type
= SSG
= Year
= Week
= Lot Number
Cautions：Molding
resin
Epoxy resin UL:94V-0
Carrier Tape Specification D
2
PAK
Symbol
A
B
C
d
E
F
P0
P
P1
W
Millimeters
Min.
10.70
16.03
5.11
1.45
1.65
11.40
3.90
15.90
1.90
23.90
Max.
10.90
16.23
5.31
1.65
1.85
11.60
4.10
16.10
2.10
24.30
Mechanical Dimensions TO-220AB
Symbol
A
A1
A2
b
b1
c
D
D1
E
e
e1
H1
L
L1
ΦP
Q
Θ1
Θ2
Θ3
Millimeters
Min.
4.42
1.17
2.52
0.71
1.17
0.31
14.94
8.85
10.01
4.98
6.04
12.7
3.56
3.74
2.54
Typical
4.57
1.27
2.69
0.81
1.27
0.38
15.24
9.00
10.16
2.54
5.06
6.24
13.56
3.5
3.84
2.74
7°
3°
4°
Max.
4.72
1.37
2.89
0.96
1.37
0.61
15.54
9.15
10.31
5.18
6.44
13.80
3.96
4.04
2.94
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
25CTQ...
25CTQ...S
25CTQ...-1
Technical Data
Data Sheet N0024, Rev. A
Mechanical Dimensions D
2
PAK
Symbol
A
A1
A2
b
b1
c
c1
D
D1
E
E1
E2
e
H
L
L1
L2
L3
e
e1
e2
e3
Millimeters
Min.
4.47
0
2.59
0.71
1.17
0.31
1.17
8.50
6.40
10.01
7.6
9.98
14.6
2.00
1.12
1.30
0
Typical
4.70
0.10
2.69
0.81
1.27
0.38
1.27
8.70
Max.
4.85
0.25
2.89
0.96
1.37
0.61
1.37
8.90
10.16
10.08
2.54
15.1
2.30
1.27
0.25BSC
-
5°
4°
4°
10.31
10.31
15.6
2.74
1.42
2.20
8°
Mechanical Dimensions TO-262
Symbol
A
A1
A2
b
b1
c
c1
D
D1
E
E1
E2
e
H
L
L1
L2
L3
e
e1
e2
e3
Millimeters
Min.
4.55
0
2.59
0.71
0.36
1.17
8.55
6.40
10.01
7.6
9.98
14.6
2.00
1.17
Typical
4.70
0.10
2.69
0.81
1.27
0.38
1.27
8.70
10.16
10.08
2.54
15.1
2.30
1.27
0.25BSC
-
5°
4°
4°
Max.
4.85
0.25
2.89
0.96
0.61
1.37
8.85
10.31
10.18
15.6
2.70
1.40
2.20
8°
0
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