TDK DEA Series DEA252450BT-7012D1 Specifications

(1/2)

001-02 / 20080116 / e721_dea252450bt_7012.fm

• All specifications are subject to change without notice.

Multilayer Chip Band Pass Filters(Balance Output Type)

For Bluetooth & 2.4GHz W-LAN

DEA Series  DEA252450BT-7012D1

SHAPES AND DIMENSIONS

RECOMMENDED PC BOARD PATTERNS

ELECTRICAL CHARACTERISTICS

Item

Typical value

Frequency range (Pass band)

2400 to 2500MHz

—

Unbalanced impedance

50

Ω(Nominal)

—

Balanced impedance

100

Ω(Nominal)

—

Insertion loss

[+25°C]

1.9dB max.

1.5dB

[–40 to +85°C]

2.2dB max.

—

Attenuation

[880 to 960MHz]

40dB min.

50dB

[1710 to 1910MHz]

32dB min.

42dB

[4800 to 5000MHz]

30dB min.

40dB

Unbalanced port return loss

10dB min.

14dB

Phase difference at balanced port

180±12deg

188deg

Amplitude imbalance at balanced port

0±1.0dB

0dB

Temperature range

Operating

–40 to +85°C

Storage

–40 to +85°C

Conformity to RoHS Directive

1.0max.

2.0

±

0.2

1.3

±

0.3

0.4

±0.15 0.3±0.1

2.5

±0.2

7

6

5

4

8

1

2

3

Dimensions in mm

0.2

±

0.15

1

N.C.

2

Unbalanced

3

DC feed or N.C.

4

GND

5

Balanced

6

N.C.

7

Balanced

8

GND

Terminal functions

Line width be designed to mach 50

Ω characteristic impedance

depending on PCB material and thickness

Land

Solder resist 

2.1

0.8

0.9

1.4

0.8

0.9

0.35

0.35

Dimensions in mm

ø0.3 Through-hole

•

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.