B21XX

Date Code

Country of Origin

.516 MAX

13,11

.695 MAX

17,65

.530

13,46

MAX

.098

2,50

.485

12,32

MAX

.475

12,07

MAX

.028

± .002

0,71

± 0,05

10 X

.100

2,54

.605

15,37

.394

10,00

.051

± .002

1,30

± 0,05

10 X

.098

2,50

.005/0,13

10 SURFACES

.394

10,00

MAX

1

2

3

4

5

10

9

8

7

6

Turns Ratio

OCL @ 10 KHz, 0.1 V

Leakage Inductance

Longitudinal

Part

Mounting

Application

(1-4):(10-7)

@ 100 KHz, 0.1 V (MAX)

Balance

Number

(± 2%)

(1-4) with 2-3 shorted

(1-4) with 2-3, 8-9, 10-7 shorted

(10 KHz - 1.1 MHz)

B2136

THT

ADSL

1:1.1

1.75 mH

7.5 µH

50 dB MIN

SMT

ADSL

1:1.1

1.75 mH

7.5 µH

50 dB MIN

SMT

ADSL/ISDN

1:1

100 µH

4.0 µH

46 dB MIN

B2188

THT

ADSL/ISDN

1:1

100 µH

4.0 µH

46 dB MIN

ADSL LINE TRANSFORMERS

For Analog Devices AD20msp930 Chipset

Mechanicals

Compatible with ADSL and ADSL over ISDN Central Office

Applications

Excellent THD performance in a small footprint

Designed to meet UL1950 and EN60950 supplementary

insulation requirements for working voltages up to 250 Vrms

Schematics

7

10

8

9

4

1

3

2

LINE

CHIP

½ Pri

½ Sec

½ Pri

½ Sec

B2168/B2188

1:1

7

10

8

9

4

1

3

2

CHIP

LINE

B2136/B2137

1:1.1

B21XX

Date Code

Country of Mfg.

.394

10,00

.018

0,46

10 X

.394

10,00

.098

2,50

.173 ± .015

4,39 ± 0,38

.547 MAX

13,89

.500 MAX

12,70

.550 MAX

13,97

Weight . . . . . . . . . . . . . . . . . . . . . . . . . . 6.2 grams

Tape & Reel . . . . . . . . . . . . . . . . . . . . . . 150/reel

Tray . . . . . . . . .60/tray (SMT) . . . . . 65/tray (THT)

B21XX

B21XX

Unless otherwise specified, all tolerances are ± .010

0,25

Dimensions: Inches

mm

B955.A (10/03)

For More Information :

Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product

names mentioned herein may be trademarks or registered trademarks of their respective owners.

Printed on recycled paper. ©2003, Pulse Engineering, Inc.

Part

THD Typical

DC Resistance (

Ω - MAX)

Isolation Voltage

Number

(Linearity)

(Vrms)

(dB @ 300 KHz)

B2136

-80 dB @ 30 KHz

1.5 (1-4) with (2-3) short

1.3 (10-7) with (8-9) short

1500

<0.5

-80 dB @ 30 KHz

1.5 (1-4) with (2-3) short

1.3 (10-7) with (8-9) short

1500

<0.5

-80 dB @ 30 KHz

1.0 (1-4) = (2-3)

1.0 (10-8) = (9-7)

1500

<0.5

B2188

-80 dB @ 100 KHz

1.0 (1-4) = (2-3)

1.0 (10-8) = (9-7)

1500

<0.5

Additional Specifications

Electrical Specifications @ 25°C — Operating Temperature -40°C to 85°C

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