(1/6)
Conformity to RoHS Directive
Wound Chip Baluns
ATB Series ATB3225-75011CT
FEATURES
PRODUCT IDENTIFICATION
• Case size of ATB3225 is L3.2W2.5H2.3mm.
• 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.
ATB 3225 - 750 11 CT
(1)
(2)
(3) (4) (5)
(1) Series name
(2) Case size
(3) Impedance[at 100MHz]
750: 75
APPLICATIONS
Cable modems
(4) Impedance ratio
11 → 1:1
(5) Type
SHAPES AND DIMENSIONS
3.2 0.2
CT: Center tap
3
2
1
4
5
6
TEMPERATURE RANGES
Mark for direction
Operating
Storage(After mount)
–25 to +85°C
–25 to +85°C
RECOMMENDED SOLDERING CONDITIONS
RECOMMENDED TEMPERATURE PROFILE
FOR LEAD-FREE SOLDER
Peak 245˚C max.
Natural
cooling
230˚C
0.45
180˚C
150˚C
1
2
3
6
5
4
60 to 120s
10 to 30s
( )
Time s
Dimensions in mm
REFLOW PROFILE FOR SOLDER HEAT RESISTANCE
RECOMMENDED PC BORARD PATTERN
Peak 260˚C max.
Natural
cooling
1.0
2.0
230˚C
180˚C
150˚C
60 to 120s
40s max.
4.0
Dimensions in mm
( )
Time s
CIRCUIT DIAGRAM
Unbalance port
1
Balance port
3
GND
5
2
or
Vcc
6
4
• 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.
• All specifications are subject to change without notice.
001-02 / 20120628 / e751_woundbalun_atb3225