Document
Technical Data Data Sheet N1677, Rev. A
203DMQ080/203DMQ100 SCHOTTKY RECTIFIER
Features
203DMQ SERIES
PRM4 (Isolated)
175℃ TJ 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 Baseplate: Nickel plated; Terminals: Nickel plated This is a Pb − Free Device All SMC parts are traceable to the wafer lot Additional testing can be offered upon request
Circuit Diagram
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 =110°C, rectangular wave form
8.3 ms, half Sine pulse TJ=25℃,IAS=1A,L=30mH
Current decaying linearly to zero in 1 μsec Frequency limited by TJ max. VA=1.5×VR typical
Max.
80
203DMQ080
100
203DMQ100
100(Per Leg)
200(Per Device)
2520
15
1
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Units V A A mJ A
Technical Data Data Sheet N1677, Rev. A
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%
203DMQ SERIES
Symbol VF1
VF2
IR1 IR2
CT dv/dt
Condition
@ 100A, Pulse, TJ = 25 C @ 200A, Pulse, TJ = 25 C @ 100A, Pulse, TJ = 125 C @ 200A, Pulse, TJ = 125 C @VR = rated VR, TJ = 25 C
@VR = rated VR, TJ = 125 C
@VR = 5V, TC = 25 C fSIG = 1MHz
-
Typ. 0.79
0.61
0.001
0.8
2400
-
Max. 0.86 1.03 0.70 0.84
3 40
2650
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
wt
Case Style
Condition -
DC operation
Specification -55 to +175 -55 to +175
0.70
DC operation
0.35
Mounting surface, smooth and greased
0.10
Mounting 24(min)
-
Torque Terminal
35(max) 35(min)
Torque 46(max)
-
79
PRM4 Isolated
Units C C
C/W C/W C/W
Kg-cm
g
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Technical Data Data Sheet N1677, Rev. A
Ratings and Characteristics Curves
203DMQ SERIES
China - Germany - Korea - Singapore - United States http://www.smc-diodes.com - sales@ smc-diodes.com
Technical Data Data Sheet N1677, Rev. A
Mechanical Dimensions PRM4 Isolated(Millimeters/Inches)
203DMQ SERIES
Please Note: Suffix “R” Denotes For Reversed Polarity
Marking Diagram
Where XXXX is YYWW
203DMQ080 SS YY WW
= Part name = SS = Year = Week
Cautions:Molding resin Epoxy resin UL:94V-0
Ordering Information
Device
203DMQ SERIES
Package
PRM4 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.
China - Germany - Korea - Singapore - United States http://www.smc-diodes.com - sales@ smc-diodes.com
Technical Data Data Sheet N1677, Rev. A
203DMQ 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 e.