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Technical Data
Data Sheet N1223, Rev. C
400CNQ SERIES
400CNQ035/400CNQ040/400CNQ045
SCHOTTKY RECTIFIER
PRM4 (Non-Isolated)
Circuit Diagram
Features
150TJ operation
Center tap module
High purity, high temperature epoxy encapsulation for
enhanced mechanical strength and moisture resistance
Low forward voltage drop
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
Applications
High current switching power supply
Plating power supply
Free-Wheeling diodes
Reverse battery protection
Converters
UPS System
Welding
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)
Non-Repetitive Avalanche
Energy(Peg Leg)
Repetitive Avalanche Current
(Peg Leg)
Symbol
VRRM
VRWM
VR
IF(AV)
IFSM
EAS
IAR
Condition
-
50% duty cycle @TC =104°C,
rectangular wave form
8.3 ms, half Sine pulse
TJ=25,IAS=40A,L=0.22mH
Current decaying linearly to zero
in 1 μsec Frequency limited by
TJ max. VA=1.5×VR typical
Max.
35 400CNQ035
40 400CNQ040
45 400CNQ045
200(Per Leg)
400(Per Device)
4080
180
40
Units
V
A
A
mJ
A
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Technical Data
Data Sheet N1223, Rev. C
Electrical Characteristics:
Characteristics
Forward Voltage Drop(Per Leg)*
Reverse Current(Per Leg)*
Junction Capacitance(Per leg)
Voltage Rate of Change
* Pulse width < 300 µs, duty cycle < 2%
400CNQ SERIES
Symbol
VF1
VF2
IR1
IR2
CT
dv/dt
Condition
@ 200A, Pulse, TJ = 25 C
@ 400A, Pulse, TJ = 25 C
@ 200A, Pulse, TJ = 125 C
@ 400A, Pulse, TJ = 125 C
@VR = rated VR, TJ = 25 C
@VR = rated VR, TJ = 125 C
@VR = 5V, TC = 25 C
fSIG = 1MHz
-
Typ.
0.54
-
0.49
-
0.5
320
8000
-
Max.
0.57
0.73
0.52
0.68
20
800
10300
10,000
Units
V
V
mA
mA
pF
V/s
Thermal-Mechanical Specifications:
Characteristics
Junction Temperature
Storage Temperature
Typical Thermal Resistance Junction to
Case(Per leg)
Typical Thermal Resistance Junction to
Case(Per package)
Typical Thermal Resistance, case to
Heat Sink
Symbol
TJ
Tstg
RJC
RJC
Rcs
Mounting Torque
TM
Approximate Weight
Case Style
wt
Condition
-
-
DC operation
Specification
-55 to +150
-55 to +150
0.20
DC operation
0.10
Mounting surface, smooth
and greased
0.10
Mounting 24(min)
-
Torque
Terminal
35(max)
35(min)
Torque 46(max)
- 79
PRM4 Non-Isolated
Units
C
C
C/W
C/W
C/W
Kg-cm
g
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Technical Data
Data Sheet N1223, Rev. C
Ratings and Characteristics Curves
400CNQ SERIES
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Technical Data
Data Sheet N1223, Rev. C
Mechanical Dimensions PRM4 Non-Isolated(Millimeters/Inches)
400CNQ SERIES
Marking Diagram
Where XXXX is YYWW
400CNQ035
SS
YY
WW
= Part name
= SS
= Year
= Week
CautionsMolding resin
Epoxy resin UL:94V-0
Ordering Information
Device
400CNQ SERIES
Package
PRM4(Non- Isolated)
(Pb-Free)
Shipping
9 pcs/box
For information on tape and reel specifications, including part
orientation and tape sizes, please refer to our tape and reel
packaging specification.
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Technical Data
Data Sheet N1223, Rev. C
400CNQ SERIES
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..
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