203DMQ datasheet(2/5 Pages) SMCDIODE

2 / 5 page

Technical Data

Data Sheet N1677, Rev. B



China - Germany - Korea - Singapore - United States 



http://www.smc-diodes.com - sales@ smc-diodes.com 

203DMQ SERIES

* Pulse width < 300 µs, duty cycle < 2%

Characteristics

Symbol

Condition

Specification

Units

Junction Temperature

-55 to +175



Storage Temperature

Tstg

-55 to +175



Typical Thermal Resistance Junction to

Case(Per leg)

RJC

DC operation

0.30



C/W

Typical Thermal Resistance Junction to

Case(Per package)

RJC

DC operation

0.15



C/W

Typical Thermal Resistance, case to

Heat Sink

Rcs

Mounting surface, smooth

and greased

0.05



C/W

Mounting Torque

Mounting

Torque

3.84(min)

4.80(max)

Terminal

Torque

2.35(min)

3.43(max)

Approximate Weight

110

Case Style

PRM4 Isolated

Electrical Characteristics:

Characteristics

Symbol

Condition

Typ.

Max.

Units

Forward Voltage Drop(Per Leg)*

VF1

@ 100A, Pulse, TJ = 25 C

@ 200A, Pulse, TJ = 25 C

0.80

0.88

0.86

1.03

VF2

@ 100A, Pulse, TJ = 125 C

@ 200A, Pulse, TJ = 125 C

0.70

0.77

0.75

0.84

Reverse Current(Per Leg)*

IR1

@VR = rated VR, TJ = 25 C

0.6

3000

IR2

@VR = rated VR, TJ = 125 C

0.2

Junction Capacitance(Per leg)

@VR = 5V, TC = 25 C

fSIG = 1MHz

2670

3000

Voltage Rate of Change

dv/dt

10,000

V/s

Thermal-Mechanical Specifications:

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