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

©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00

TM00105

T1-11

ELECTRICAL SPECIFICATIONS AT 25° C

SCHEMATIC

•

Operates as high frequency pulse transformer or as

high frequency analog transformer in various

telecom circuits requiring very high voltage step-up

ratio

•

Interwinding Electrostatic Shield provides low

capacitance and high EMI suppression

•

Electrical equivalents: 2664F, 2779A

HIGH FREQUENCY MAGNETICS

Specialty Through Hole Shielded Transformer

2741P2

•

Operating temperature range: -40° C to +85° C

•

Meets IEC 695, 2-2 flammability requirements

•

PWB Process Capability: standard printed wiring board

assembly techniques, total-immersion cleaning

•

Reliability testing: shock, vibration, temperature cycling,

temperature - humidity - bias

8

3

CT

4

7

6

1 : 25

1

CT

5

2

r

e

b

m

u

N

t

r

a

P

o

i

t

a

R

s

n

r

u

T

%

1

±

e

c

n

a

t

c

u

d

n

I

2

n

i

M

H

µ

R

C

D

Ω

Ω

Ω

Ω

Ω

x

a

m

e

g

a

k

a

e

L

e

c

n

a

t

c

u

d

n

I

2

µx

a

m

H

e

c

n

a

t

i

c

a

p

a

C

g

n

i

d

n

i

w

r

e

t

n

I

x

a

m

F

p

m

u

m

i

n

i

M

g

n

i

d

n

i

w

r

e

t

n

I

n

w

o

d

k

a

e

r

B

e

g

a

t

l

o

V

s

m

r

V

)

1

-

2

(

:

)

7

-

3

(

1

)

5

-

2

(

)

1

-

2

(

)

7

-

4

(

)

8

-

3

(

3

)

7

-

3

(

1

6

o

t

)

8

-

3

(

4

6

o

t

)

7

-

4

(

4

)

1

-

2

(

:

)

7

-

3

(

5

2

P

1

4

7

2T

C

5

2

:

T

C

10

0

32

9

.

12

.

05

5

5

0

0

5

8

o

t

4

t

c

e

n

n

o

c

.

1

c

a

V

2

0

.

0

,

z

H

k

0

0

1

t

a

d

e

r

u

s

a

e

m

.

2

7

o

t

2

&

8

o

t

4

t

c

e

n

n

o

c

.

3

d

e

d

n

u

o

r

g

)

1

-

2

(

h

t

i

w

.

4

8

o

t

d

e

t

c

e

n

n

o

c

4

d

n

a

d

e

d

n

u

o

r

g

6

h

t

i

w

.

5