DYNEX DS2004SF User Manual

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DS2004SF

Rectifier Diode

Replaces September 2001 version, DS4188-5.0 DS4188-5.1 December 2001

APPLICATIONS

■ Rectification

■ Freewheel Diode

■ DC Motor Control

■ Power Supplies

■ Welding

■ Battery Chargers

FEATURES

■ Double Side Cooling

■ High Surge Capability

VOLTAGE RATINGS

Type Number Repetitive Peak

Reverse Voltage

V

RRM

V

DS2004SF28 DS2004SF27 DS2004SF26 DS2004SF25 DS2004SF24

2800 2700 2600 2500 2400

Conditions

V

= V

RSM

RRM

+ 100V

KEY PARAMETERS V

2800V

RRM

I

2372A

F(AV)

I

31250A

FSM

Outline type code: F

See Package Details for further information.

Fig. 1 Package outline

Lower voltage grades available.

ORDERING INFORMATION

When ordering, select the required part number shown in the Voltage Ratings selection table, e.g.:

DS2004SF26

Note: Please use the complete part number when ordering and quote this number in any future correspondance relating to your order.

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DS2004SF

CURRENT RATINGS

T

= 75oC unless otherwise stated

case

Symbol Parameter Conditions

Double Side Cooled

I

F(AV)

I

F(RMS)

I

Mean forward current

RMS value

F

Continuous (direct) forward current

Half wave resistive load 2372 A

Single Side Cooled (Anode side)

I

F(AV)

I

F(RMS)

I

F

T

= 100oC unless otherwise stated

case

Mean forward current

RMS value

Continuous (direct) forward current

Half wave resistive load 1684 A

Symbol Parameter Conditions

Double Side Cooled

I

F(AV)

Mean forward current

Half wave resistive load, 1960 A

UnitsMax.

- 3726 A

- 3352 A

- 2645 A

- 2235 A

UnitsMax.

I

F(RMS)

I

F

RMS value

Continuous (direct) forward current

Single Side Cooled (Anode side)

I

F(AV)

I

F(RMS)

I

F

Mean forward current

RMS value

Continuous (direct) forward current

- 3077 A

- 2750 A

Half wave resistive load 1300 A

- 2040 A

- 1600 A

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SURGE RATINGS

DS2004SF

Symbol

I

FSM

2

tI

I

FSM

I2t

Surge (non-repetitive) forward current

2

t for fusing

Surge (non-repetitive) forward current

2

I

t for fusing A2s

Parameter

THERMAL AND MECHANICAL DATA

Symbol

R

th(j-c)

R

th(c-h)

Thermal resistance - junction to case

Thermal resistance - case to heatsink

Parameter

Conditions

10ms half sine; T

VR = 50% V

10ms half sine; T

VR = 0

Conditions Min. Max. Units

Double side cooled

Single side cooled

Clamping force 19.5kN with mounting compound

case

- 1/4 sine

RRM

case

= 175oC

dc

Cathode dc Double side

Single side

Max. Units

25.0 kA

6

3.12 x 10

A2s

31.25 kA

4.88 x 10

6

- 0.022oC/W

o

C/W- 0.038Anode dc

o

- 0.052

0.004

-

C/W

o

C/W

- 0.008oC/W

Forward (conducting) - 185

T

vj

T

stg

- kN22.018.0

Virtual junction temperature

Storage temperature range

Clamping force

-

175

–55 180

o

C

o

CReverse (blocking)

o

C

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