(1/2)
001-02 / 20130901 / rf_bpf_dea202450bt-1283a2_en.fm
• All specifications are subject to change without notice.
Multilayer Chip Band Pass Filters
For Bluetooth & 2.4GHz W-LAN
DEA Series DEA202450BT-1283A2
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
• Ta:+25°C
Item Minimum value Typical value Maximum value
Frequency range(Pass band) (MHz) 2400 — 2500
Insertion loss [25°C] (dB) — 1.04 1.3
[–40 to +85°C] (dB) — — 1.6
Single ended port characteristic impedance () — 50[Nominal] —
Attenuation
[1600MHz] (dB) 22 24.8 —
[3200MHz] (dB) 30 38.3 —
[4800 to 5000MHz] (dB) 20 26.1 —
Return loss [2400 to 2500MHz] (dB) 10 18.4 —
Temperature range Operating (°C) –40 — +85
Storage (°C) –40 — +85
Conformity to RoHS Directive
Dimensions in mm
4
3
21
1.05max.2.0±0.15
1.25±0.15
0.35±0.15
1.6±0.15
0.25±0.2
0.25±0.2
1IN
2 OUT
3 GND
4 GND
Terminal functions
0.95 Dimensions in mm
0.35
0.75
0.75
1.5
1.65
•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.
(2/2)
001-02 / 20130901 / rf_bpf_dea202450bt-1283a2_en.fm
• All specifications are subject to change without notice.
FREQUENCY CHARACTERISTICS
INSERTION LOSS
RETURN LOSS
ATTE N UATION
VSWR
Attenuation(dB)
10
8
6
4
2
01: 2400MHz
1.01dB
2: 2450MHz
0.97dB
3: 2500MHz
1.04dB
2000 28002200 2400 30002600
Frequency(MHz)
123
40
2000 28002200 2400 30002600
20
15
30
25
35
10
5
0
Frequency(MHz)
1: 2400MHz
23.8dB
2: 2450MHz
23.9dB
3: 2500MHz
18.4dB
Return loss(dB)
1
3
2
30
500 1500 75005500 65003500 45002500
20
25
40
35
60
45
50
55
15
10
5
0
Attenuation(dB)
Frequency(MHz)
1: 1600MHz
24.8dB
2: 3200MHz
38.3dB
3: 4800MHz
26.1dB
4: 7200MHz
23.1dB
5: 7500MHz
21.8dB
1
2
5
34
–0.2
0.2
0.4
0.6
0.8
1
01
–0.4
–0.6
–0.8
–1
jV
U
–1
1: 2400MHz
–1.14
2: 2450MHz
–1.14
3: 2500MHz
–1.27
