Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com

ISDN MAGNETICS

©1999 Bel Fuse Inc.

Specifications subject to change without notice. 06.99

TM9924

T300

Dual Surface S Interface Mount Transformers

SCHEMATIC

ELECTRICAL SPECIFICATIONS at 25° C

1

2

3

4

16

15

14

13

Primary

Secondary

5

6

7

8

12

11

10

9

Coil A

Coil B

r

e

b

m

u

N

t

r

a

P

o

i

t

a

R

s

n

r

u

T

%

3

±

y

r

a

m

i

r

P

e

c

n

a

t

c

u

d

n

I

L

C

O

n

i

m

H

m

e

g

a

k

a

e

L

e

c

n

a

t

c

u

d

n

I

µµµµµ

x

a

m

H

g

n

i

d

n

i

w

r

e

t

n

I

e

c

n

a

t

i

c

a

p

a

C

x

a

m

F

p

y

r

a

m

i

r

P

D

C

x

a

m

F

p

R

C

D

Ω

Ω

Ω

Ω

Ω

x

a

m

A

l

i

o

C

B

l

i

o

C

B

&

A

l

i

o

C

A

l

i

o

C

B

l

i

o

C

B

&

A

l

i

o

C

A

l

i

o

C

B

l

i

o

C

y

r

a

m

i

r

P

y

r

a

d

n

o

c

e

S

A

l

i

o

C

B

l

i

o

C

A

l

i

o

C

B

l

i

o

C

0

0

-

0

0

2

6

-

9

5

5

S5

.

2

:

15

.

2

:

12

20

40

40

0

10

1

10

1

15

.

25

.

28

.

58

.

5

1

0

-

0

0

2

6

-

9

5

5

S2

:

12

:

12

25

15

10

0

10

80

83

.

23

.

20

.

40

.

4

2

0

-

0

0

2

6

-

9

5

5

S1

:

11

:

12

25

5

0

0

10

40

44

.

24

.

24

.

24

.

2

3

0

-

0

0

2

6

-

9

5

5

S3

5

8

.

1

:

13

5

8

.

1

:

12

25

15

10

0

10

80

85

.

25

.

23

.

43

.

4

4

0

-

0

0

2

6

-

9

5

5

S8

.

1

:

18

.

1

:

12

25

15

10

0

10

4

10

4

15

.

25

.

22

.

42

.

4

5

0

-

0

0

2

6

-

9

5

5

S1

:

12

:

12

25

5

10

0

10

40

84

.

23

.

24

.

20

.

4

•

Excellent longitudinal balance

•

Minimum interwinding breakdown voltage of 2000 Vrms

S559-6200-00

S559-6200-01

S559-6200-02

S559-6200-03

S559-6200-04

S559-6200-05