ST173S Series

D-454

Ordering Information Table

T

J

Max. junction operating temperature range

-40 to 125

T

stg

Max. storage temperature range

-40 to 150

R

thJC

Max. thermal resistance, junction to case

0.105

DC operation

R

thCS

Max. thermal resistance, case to heatsink

0.04

Mounting surface, smooth, flat and greased

T

Mounting torque, ± 10%

31

Nm

(275)

(Ibf-in)

24.5

Nm

(210)

(Ibf-in)

wt

Approximate weight

280

g

Case style

TO-209AB (TO-93)

See Outline Table

Parameter

ST173S

Units

Conditions

Thermal and Mechanical Specifications

°C

K/W

Non lubricated threads

5

6

8

9

ST

17

3

S

12

P

F

K

0

4

10

7

Device Code

3

Lubricated threads

1

2

1

- Thyristor

2

- Essential part number

3

- 3 = Fast turn off

4

- S = Compression bonding Stud

5

- Voltage code: Code x 100 = V

RRM

(See Voltage Ratings table)

6

- P = Stud base 3/4" 16UNF-2A

M = Stud base metric threads M16 x 1.5

7

- Reapplied dv/dt code (for t

q

test condition)

8

- t

q

code

9

- 0 = Eyelet terminals (Gate and Aux. Cathode Leads)

1 = Fast-on terminals (Gate and Aux. Cathode Leads)

2 = Flag terminals (For Cathode and Gate Terminals)

- Critical dv/dt:

None

= 500V/µsec (Standard value)

L

= 1000V/µsec (Special selection)

180°

0.016

0.012

120°

0.019

0.020

90°

0.025

0.027

K/W

T

60°

0.036

0.037

30°

0.060

0.060

Conduction angle

Sinusoidal conduction

Rectangular conduction Units

Conditions

∆R

thJC

Conduction

(The following table shows the increment of thermal resistence R

thJC

when devices operate at different conduction angles than DC)

dv/dt - t

q

combinations available

dv/dt (V/µs)

20

50

100

200

400

15

CL

--

--

--

--

18

CP

DP

EP

FP *

--

20

CK

DK

EK

FK *

HK

25

CJ

DJ

EJ

FJ

HJ

30

--

DH

EH

FH

HH

t

q

(µs)

All other types available only on request.

10

To Order

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