Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
SDUR3040CT SDURB3040CT
ULTRAFAST RECTIFIER
SDUR3040CT
SDURB3040CT
TO-220AB
D2PAK
Maximum Ratings:
Characteristics
Symbol
Condition
Units
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
-
V
Average Rectified Forward Current
IF (AV)
50% duty cycle @Tc=105°C,
rectangular wave form
A
Peak One Cycle Non-Repetitive Surge
Current(Per Leg)
IFSM
8.3ms, Half Sine pulse
A
Applications
Features
Ultra-Fast Switching
High Current Capability
Low Reverse Leakage Current
High Surge Current Capability
Plastic Material has UL Flammability Classification
94V-O
“-A” is an AEC-Q101 qualified device
This is a Pb − Free Device
All SMC parts are traceable to the wafer lot
Additional testing can be offered upon request
Antiparallel diode for high frequency switching
devices
Anti saturation diode
Snubber diode
Free wheeling diode in converters and motor control
circuits
Rectifiers in switch mode power supplies (SMPS)
Inductive heating and melting
Uninterruptible power supplies (UPS)
Ultrasonic cleaners and welders
Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
.* Pulse width < 300 µs, duty cycle < 2%
Characteristics
Symbol
Condition
Specification
Units
Junction Temperature
TJ
-55 to +150
C
Storage Temperature
Tstg
-55 to +150
C
Typical Thermal Resistance Junction to
Case
RJC
DC operation
2.3
C/W
Case Style
TO-220AB/ D2PAK
Characteristics
Symbol
Condition
Typ.
Max.
Units
Forward Voltage Drop(Per Leg)*
VF1
@15A, Pulse, TJ= 25C
1.00
1.25
V
VF2
@15A, Pulse, TJ= 125C
0.90
1.15
V
Reverse Current(Per Leg)*
IR1
@VR= rated VR, TJ= 25C
0.07
10
μA
IR2
@VR= rated VR, TJ= 125C
0.03
1.0
mA
Reverse Recovery Time(Per Leg)
trr
IF=500mA, IR=1A,and Irm=250mA
40
45
ns
Thermal-Mechanical Specifications:
Electrical Characteristics:
Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
Ratings and Characteristics Curves
Fig.3-Typical Forward Voltage Drop Characteristics
Fig.1-Typical Junction Capacitance Vs.Reverse
Voltage
Fig.2-Typical Values Of Reverse Current VS.Reverse
Voltage
TJ=25℃
TJ=125℃
TJ=25℃
TJ=25℃
TJ=125℃
Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
For information on tape and reel specifications, including part
orientation and tape sizes, please refer to our tape and reel
packaging specification.
Tube Specification(TO-220AB)
Device
wt
Package
Shipping
SDUR3040CT
2.0g
TO-220AB
50pcs / tube
SDURB3040CT
1.85g
D²PAK
800pcs / reel
SDURB3040CTTR
1.85g
D²PAK
800pcs / reel
Marking Diagram
Carrier Tape Specification D2PAK
SYMBOL
Millimeters
Min.
Max.
A
10.70
10.90
B
16.03
16.23
C
5.11
5.31
d
1.45
1.65
E
1.65
1.85
F
11.40
11.60
P0
3.90
4.10
P
15.90
16.10
P1
1.90
2.10
W
23.90
24.30
Tube Specification
Where XXXXX is YYWWL
SDUR = Device Type
B = Package type
30 = Forward Current (30A)
40 = Reverse Voltage (400V)
CT = Configuration
SSG = SSG
YY = Year
WW = Week
L = Lot Number
Cautions：Molding resin
Epoxy resin UL:94V-0
Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
Symbol
Dimensions in
millimeters
Min
Typical
Max
A
4.42
4.57
4.72
A1
1.17
1.27
1.37
A2
2.52
2.69
2.89
b
0.71
0.81
0.96
b1
1.17
1.27
1.37
c
0.31
0.38
0.61
D
14.94
15.24
15.54
D1
8.85
9.00
9.15
E
10.01
10.16
10.31
e
2.54
e1
4.98
5.06
5.18
H1
6.04
6.24
6.44
L
12.7
13.56
13.80
L1
3.56
3.5
3.96
ΦP
3.74
3.84
4.04
Q
2.54
2.74
2.94
Θ1
7°
Θ2
3°
Θ3
4°
Mechanical Dimensions D2PAK
Symbol
Dimensions in millimeters
Min.
Typical
Max.
A
4.55
4.70
4.85
A1
0
0.10
0.25
A2
2.59
2.69
2.89
b
0.71
0.81
0.96
b1
1.27
c
0.36
0.38
0.61
c1
1.17
1.27
1.37
D
8.55
8.70
8.85
D1
6.40
E
10.01
10.16
10.31
E1
7.6
E2
9.98
10.08
10.18
e
2.54
H
14.6
15.1
15.6
L
2.00
2.30
2.70
L1
1.17
1.27
1.40
L2
2.20
L3
0.25BSC
e
0
-
8°
e1
5°
e2
4°
e3
4°
Mechanical Dimensions TO-220AB
Technical Data
Data Sheet N1279, Rev. A
China - Germany - Korea - Singapore - United States
http://www.smc-diodes.com - sales@ smc-diodes.com
SDUR3040CT
SDURB3040CT
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the SMC Diode Solutions sales department for the latest version of
the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
3- In no event shall SMC Diode Solutions be liable for any damages that may result from an accident or any other cause during
operation of the user’s units according to the datasheet(s). SMC Diode Solution assumes no responsibility for any intellectual property
claims or any other problems that may result from applications of information, products or circuits described in the datasheets.
4- In no event shall SMC Diode Solutions be liable for any failure in a semiconductor device or any secondary damage resulting from use
at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC Diode Solutions.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC
Diode Solutions.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations..