DYNEX DS402ST14, DS402ST13, DS402ST12, DS402ST11, DS402ST10 Datasheet

DS402ST

Rectifier Diode

Replaces March 1998 version, DS4183-2.3 DS4183-3.0 January 2000

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

DS402ST14 DS402ST13 DS402ST12 DS402ST11 DS402ST10 DS402ST09

Lower voltage grades available.

1400 1300 1200 1100 1000

900

Conditions

V

= V

RSM

RRM

+ 100V

KEY PARAMETERS

V

RRM

I

F(AV)

I

FSM

Outline type code: T.

See Package Details for further information.

1400V

505A

5600A

CURRENT RATINGS

Symbol Parameter Conditions

Double Side Cooled

I

F(AV)

I

F(RMS)

I

F

Mean forward current

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

Half wave resistive load, T

= 100oC 793 A

T

case

T

= 100oC 640 A

case

Half wave resistive load, T

T

= 100oC 573 A

case

T

= 100oC 390 A

case

= 100oC 505 A

case

= 100oC 365 A

case

UnitsMax.

1/7

DS402ST

SURGE RATINGS

Symbol

I

FSM

2

tI

I

FSM

2

I

t

Surge (non-repetitive) forward current

2

t for fusing

Surge (non-repetitive) forward current

2

t for fusing A2s

I

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

V

= 50% V

R

10ms half sine; T

V

Conditions Min. Max. Units

Double side cooled

Single side cooled

Clamping force 4.5kN with mounting compound

= 175oC

case

- 1/4 sine

RRM

= 175oC

case

= 0

R

dc

Cathode dc - 0.16 Double side

Single side

Max. Units

4.5 kA

101 x 10

5.6 kA

155 x 10

- 0.08

0.02

-

- 0.04

3

A2s

3

o

C/W

o

C/W- 0.16Anode dc

o

C/W

o

C/W

o

C/W

T

vj

T

stg

-

Virtual junction temperature

Storage temperature range

Clamping force 3.5 5.0 kN

CHARACTERISTICS

V

I V

FM

RRM

TO

r

T

Forward voltage

Peak reverse current

Threshold voltage

Slope resistance 0.84 mΩ

On-state (conducting) - 185

Reverse (blocking)

175

-

-55 200

ParameterSymbol

At V

, T

RRM

= 175˚C - 0.81 V

At T

vj

Conditions Min. Max. Units

= 25oC

case

= 175oC-15mA

case

- 1.25 VAt 450A peak, T

o

C

o

C

o

C

At Tvj = 175˚C -

2/7

CURVES

DS402ST

2000

Measured under pulse conditions

1500

- (A)

F

Tj = 25˚C

1000

Instantaneous forward current I

500

0

0.50 1.00 1.50 2.00 Instantaneous forward voltage V

Fig. 1 Maximum (limit) forward characteristics

- (V)

F

Tj = 175˚C

2.50

3/7