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001-02 / 20120628 / e751_woundbalun_atb3225

• All specifications are subject to change without notice.

Wound Chip Baluns

ATB Series ATB3225-75011CT

FEATURES

• Case size of ATB3225 is L3.2

W2.5H2.3mm.

• This case size is smaller than traditional Balun.

• Frequency band width is 5 to 200MHz.

• Low insertion loss and good balance parameter.

• It is a product conforming to RoHS directive.

APPLICATIONS

Cable modems

SHAPES AND DIMENSIONS

RECOMMENDED PC BORARD PATTERN

CIRCUIT DIAGRAM

PRODUCT IDENTIFICATION

(1) Series name

(2) Case size

(3) Impedance[at 100MHz]

750: 75



(4) Impedance ratio

11

→ 1:1

(5) Type

CT: Center tap

TEMPERATURE RANGES

RECOMMENDED SOLDERING CONDITIONS

RECOMMENDED TEMPERATURE PROFILE

FOR LEAD-FREE SOLDER

REFLOW PROFILE FOR SOLDER HEAT RESISTANCE

Conformity to RoHS Directive

3.2

±0.2

3

2

1

1

2

3

6

5

4

4

5

6

Dimensions in mm

0.45

Mark for direction

2.0

1.0

Dimensions in mm

4.0

1

6

4

2

5

3

Unbalance port

Balance port

GND

or

Vcc

ATB

3225 - 750

11

CT

(1)

(2)

(3)

(4)

(5)

Operating

–25 to +85°C

Storage(After mount)

–25 to +85°C

150˚C

180˚C

Peak 245˚C max.

230˚C

60 to 120s

10 to 30s

Natural

cooling

Time(s)

150˚C

180˚C

Peak 260˚C max.

230˚C

60 to 120s

40s max.

Natural

cooling

Time(s)

• Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific

bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.