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001-03 / 20111205 / e721_multibpf_dea03

• All specifications are subject to change without notice.

Multilayer Chip Band Pass Filters

For Bluetooth & 2.4GHz W-LAN

DEA Series DEA252450BT-2080B2

SHAPES AND DIMENSIONS

RECOMMENDED PC BOARD PATTERNS

LAND

SOLDER RESIST

ELECTRICAL CHARACTERISTICS

• Ta:+25°C

Conformity to RoHS Directive

Dimensions in mm

4

3

2

1

0.9

±0.1

2.5

±0.2

1IN

2

OUT

3

GND

4

GND

Terminal functions

0.25

±0.15

Top view

Bottom view

2.3

1.1 0.4

0.6

0.3

Dimensions in mm

Line width be designed to match 50

Ω

characteristic impedance depending

on PCB material and thickness.

2.0

1.9

0.6

0.3

Land

Solder resist

Dimensions in mm

Item

Minimum value

Typical value

Maximum value

Insertion loss

[2400 to 2500MHz]

(dB)

—

1.56

2.0

Return loss

[2400 to 2500MHz]

(dB)

10.0

24.4

—

Attenuation

[824 to 849MHz]

(dB)

52.0

54.8

—

[869 to 894MHz]

(dB)

52.0

54.8

—

[894 to 915MHz]

(dB)

52.0

54.1

—

[925 to 960MHz]

(dB)

52.0

54.1

—

[1570 to 1580MHz]

(dB)

54.0

58.2

—

[1710 to 1785MHz]

(dB)

54.0

68.0

[1805 to 1850MHz]

(dB)

54.0

69.2

[1850 to 1910MHz]

(dB)

54.0

68.4

[1930 to 1990MHz]

(dB)

48.0

51.7

[2100MHz]

(dB)

25.0

32.8

[4800 to 5000MHz]

(dB)

40.0

52.1

[7200 to 7500MHz]

(dB)

21.0

32.7

Temperature range

Operating

(°C)

–40

—

+85

Storage

(°C)

–40

—

+85

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