Westcode Semiconductors DF 26 Data Sheet

Technical Publication

@WESTCODE@

DF

ISSUE 2

SEMICONDUCTORS

Fast Recovery Stud-Base Diode Type PCN/PCR026

May, 1989

26

25 amperes average:

Ratings

RATING

Average forward current R.M.S. current D.C. forward current

Peak

non-repetitive

Maximum surge 12t

Operating temperature range Storage temperature range

Characteristics

(Maximum

one-cycle surge

values

(Maximum

up

to 400 volts V

at

Tj 150°C unless stated otherwise)

CONDITIONS

Half sinewave 100°C case temperature

10

values

. I { 60% V

sme pu

m.s.

sme

3m.s. sine pulse

at

se

. I

pu

se

Tj 150°C unless stated otherwise)

V

{60%

VRM~

~

RM""",

V

RRM

re-applied max.

RRM

10

Volts

re-applied max.

RRM

10

Volts

10

volts

SYMBOL

IF(AV) IF(RMS) IF

I

(1)

FSM

(2)

I

FSM

12t (1) Ilt

(2)

12t

(3)

Tcase T

stg

25A 47A 47A

2BOA 322A

392A

518A2 384A2s

-55+150oC

-55+

150°C

2

s

S

CHARACTERISTIC

Peak

forward voltage drop

V

RRM

V

voltage

...

RSM

Forward conduction threshold

CODE

to

slope resistance

free air thermal resistance

Forward conduction Peak

reverse current

Thermal

Reverse recovered charge Reverse recovery time VRM=50V

VOL

* Repetitive voltage

Non-repetitive voltage

*Maximum heatsink

resistance

TAGE

Ordering Information (Please

CONDITIONS

At

BOA

VRM=VRRM (max.) Junction Case

to

{IFM=50A,

02

200

300

for

which repetitive voltage ratings apply

quote

IFM

to

case

heatsink

di/dt=25

A/jJ.s

04

400

500

device code as explained

is

6°C/W

SYMBOL

V

FM

Vo r

IRRM R

thO

Rth(c-hs)

Orr trr

below

1.67V

1.28V

4.9mQ 10mA

-c)

1.3°C/W

0.25°C/W

3.fil.iC O.7Il

- 10 digits)

S

FIXED BASIC

CODE

Typical code: SM04PCN026 = 400 V

M

VOLTAGE CODE

•

(see above)

stud-base diode

RRM

•

p

FIXED OUTLINE

CODE

with

stud cathode

C

BASE POLARITY FIXED

•

N=cathode

R=anode

0

CODE

2

TYPE

6

NOTES ON OPERATION

1. For rectangular be made case temperature the

average reverse

rise in

junction pulse. Failure peak temperature rises of

the device

which

is assumed junction

Allowance may be made reverse

recovery.

switching

wave

operation, allowance

with

regard

to

the

for

both

switching

temperature per reverse

to

correct

to

withstand

could

to

be applied

power

for

dissipation

the

maximum

heating caused

dissipation and

both

result in

full reverse voltage

average and peak

permissible

power

average and

the

at

the

instant

as

follows:

failure

must

by

the

of

switching

E/pulse/volt joules) in reverse applied voltage.

f

is

V

RRM

voltage

AT

in deg. C per

voitage

losses has been made.

is

the

reverse energy (in

the

recovery period per

the

frequency

is

the

J/vo!t

is

per reverse recovery pulse

of

operation in Hz

repetitive peak reverse

the

junction

volt

of

reverse applied

volt

of

temperature rise

T CASE(2) = T CASE(1) -

-ATJ/volt

where: T CASE(1) is

temperature

T CASE(2) is temperature

u

o

(Xi

150

:;

~

a.

E

~

lJ)

co

'"

u

(I)

1i

'~

'E

Iii

a. 50

x

130

110

90

70

~

f::C'

E 30

o

t!

80

~

70

c·

o

60

''''

~

:~

50

~

40

~

30

£

E20

:::

,~

10

t,..

V

,....

1'1"'-

10

6 phase

k:;

~

IE/pulse/volt)

RRM

the

maximum

for

the

maximum

when

r"'~

R;

I"

i"-

1"-

sq.

wave

/~V'

~

I..)

3ph. sq. wave

3 phase sq, wave

6ph. sq. wave I

zero reverse losses.

allowance

t--..

f'.

~

I I

20

1 phase sine wave

k:::

It:>"

V

E 0

o

mean forward current, amperes (whole cycle

10

20

f,VRRM

permissible case

for

",f"

"-.

l"-

....

1ph. sine wave

i

30

V-

V

V V

30

RthIJ-C)

reverse

i'-

,I--

40

V

40

average~

1-1-.

t--,

D-9

DC

2. For sinusoidal operation, expression considerable safety 'factor. The of

forward

at

the

through

80

70

SQIU~RIIIVE

instant

Tj,='

may

be used, and will

current

at

zero,

150°C

which

,

V

vV'

I

//

i-I-

V

V-

/.v

/

' ,

r-

--

~I

60

I

i

V

1/

V

I

V

VV

I-

o

10

forward

1I

V

I

1,/

V

20 30 40 50 60 70 80 90 100

current, amperes

50

-

I--

50

<I'J

a;

'"

a.

~

rx: rx:

C

~

:;

u

.:.<

~

C.

40

30

20

10

0

may

v

the

V

I

..--

the

same derating

be taken

forward

V

v

l-

r

offer

a

commutation

as

that

obtaining

current passes

dIR/dt,

300

1--)

.......

V

j.--'

200

I-

~

v

i-

100

50

11

I '

rate

AlIAs

I-- I--

l-

I--

l-

1

I--

Figure

1.

Dissipation

v.

current.

and

50Hz

case

temperature.

Figure

2.

Maximum current

peak

v.

forward

reverse

current

recovery

c

.,

::t

...

o

>

Q;

'"

"S

a.

--...

>-

Ol

Q;

a5

10

0.5

0.3

a.

5

3

1

I---

SQUARE

I---

Tj(initial) = 150°C

rate

of

change

3

WAVE

I

5

of

current,AI

d

10

- REVERSE

1

~v

vV'

I

30

50

f'S

LOSSES-

/'"

../

---

100

i--"

I--

-

I

IFM,A;-

300

1

09

1

Isd I'j

25

1

16

II

5

~

1_

I

U

a

...

~

--...

5l

"S

a.

'ID

.~

~

:;

ro

~

....

0.1

0.05

0.03

0,01

0.005

0.003

0.001

L

1

f-.--SQUARE

3 5

rate

of

change

WAVE

~

of

current,

Tj (initial)

#.-

';/

~

10

/

AI

vV'

k:!:;:

30

f'S

150°C

50

'/

[7

~

t:::::

100

V

i.--

I--

./

300

IFMA

"

100

I I

r<l

20

I I

,1Q

5

:....!..

Figure

100

50

30

10

5.

u 3

::t

0;

Ol

m

..c

~

0.5

OJ

0.3

~

o

u

0.1

~

Figure

IFM \

IRM-

1--.

I----

1-.

10

rate

3.

a

of

5.

Max. change

\

:..c,<-

Qrr~

~0.9

..---:::.

__

t==-

--t-.

20

30

change

Max. change

energy/pulse/volt

of

SQUARE

I

.rVr

0.5

~

8

reverse

,/

...-l-

WAVE

Tj

=25°C

f..----

. "

~

current

~

--

~·~t-·--t'-'

100

50

of

current, AI/As

recovered

of

charge

current

v.

.

'F=t

v.

--

300

rate

IFM,A

-

f-.

of

,

1_,

I

100

50

l-

I

25,

~o+-

5 .

of

-

~

I

Figure

100

50

30

Figure

4.

Junction rate

r===

>--.

f..-.

>---

f-.,

I--/

~

~-""

t:::=----

rate

of

change

6.

of

change

f--

!

'-

-",'

......

V_

V

~.

V-

:.--::"

30

of

Max.

change

temperature

of

f-

SQTJARE

Ti

I

....

---

l-

J.-!-

--

50 100

current, AI/As

recovered

of

current

rise/pulse/volt

reverse

WAVE 150°C

V

l-

--

current

iFM,A,

~

--

f-l0

--

.J

300

v.

rate

100

I

50

25'

I

v"

,

l-

I

of

rate

Figure

of

change

7.

Max.

change

of

current,

reverse

of

AI

f'S

recovery

CUffeot

time

II.

rate

of

en

'1.

a.i

,g

C

QJ

0.5

>

0

Q

0,3

:!?

QJ

2:!

QJ

>

~

0.1

figure

I---

rate

i-

3 5 10

of

change

8.

Max.

change

of

current,

reverse

of

30

AI

IlS

recovery

current

50

t-.

t--

~'

100

time

v.

IFM.A

100-

---

-::::

"

300

rate

~

2S

10

•

r

of

10

~

U

a

(.)

<1'

c:

rn

"l6

0.1

Q.

.S

""iii

E

Q;

-:5

0.01

Figure

'/

0.0001

time,

I

0.001 0.01

seconds

9.

Junction impedance

/'"

-

I

/'

I

0.1

to

case

transient

-

,

thermal

10

1000

w

'"

OJ

n.

E

CO

...

100

c

E':

:;

(.)

-0

m

~

.E

If)

::l

0

Q)

c:

~

c

rn

ti

.!:

Figure

-I-

,

10

150°C

1

/n

0.5 0.7 0.9

max. instantaneous forward

10.

Forward

-

-'

I

VV

25°C

/

voltage

r

I I

,

tt

I

)'"

1.1

1.3 1.5 1.7 1.9 2.1

voltage, volts

characteristic

>

~ii.':

~

..

=

i

~j..;p..

i-"r-

of

limit

diode

(j)

~

Q)

Q.

E

~

.:L

C

~

=s

(.) Q)

OJ

:;

III

Q)

c:

'iii

~

'"

J::

.:L

]i

'"

0.

'"

2

0.5

0.1

0.05

0.01

f...-.----

----

i

v

f--

---

::::::::::::

-~

1

,

I

m.secs

-'

10

-

---...

L

--

0.51

duration

of

r---::--

V

5

surge

(i'11:

JR~~~\b\

.~'"1

V

r><

/r--

.

'~tl~'~r

IIFSM:

i--.

VflRM<101

(lFSM: 60% VRR

I

10

cycles

60Hz

50

100

at

,-

-r-rTrn

1

10'

103

10

(j)

<J

Q)

W

N

'"

0.

E

::l

E

'x

2

'"

:2

Figure

11.

Max.

initial

02.3

(.99)---'.

","_~

(.43)

00-

In

the

interest

______

SEMICONDUCT~

of

product

improvement,

I:,;:'1'.'J33;]

EST DE

Westcode

non-repetitive

junction

0.35

surge

temperature

IT.ffi1

I

·-"-1

-

U-iO,3:UNf.2A

"

reserves the

•

~

WESTCODE SEMiCONDUCTORS

P.O,

Wiltshire,

Telephone: (0249) 444524

Telex: 44751 Telefax: (0249) 659448

Box

right

57,

England

current

at

1SOoc

Dimensions in Mounting

2-2.37 Threads

torque:

Nm

(0.207-0.242

not

to

Weight: 5 grams

to

change specifications at

Chippenham,

SN151JL

m.m.

(inches)

be lubricated

any

Kgf m)

time

without

UMITED

notice.

1

KSAC589

Westcode Semiconductors DF 26 Data Sheet

Specifications and Main Features

Frequently Asked Questions

User Manual