DEA205425BT-2028A4 TDK Corporation, DEA205425BT-2028A4 Datasheet - Page 10

• Manufacturer Part Number: DEA205425BT-2028A4
• Description: FILTER BANDPASS 5GHZ W-LAN SMD
• Manufacturer: TDK Corporation
• Series: DEAr

Specifications of DEA205425BT-2028A4

• Frequency: 5.425GHz Center
• Package / Case: 0805 (2012 Metric)
• Bandwidth: 1.05GHz
• Filter Type: Bandpass
• Insertion Loss: 2dB
• Mounting Type: Surface Mount
• Product: Band Pass Filters
• Frequency Range: 1.28 GHz to 3.3 GHz
• Operating Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Ripple: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 445-3252-2

Multilayer Band Pass Filters, DEA Series
DEA205462BT-2023 for 5.0GHz W-LAN
SHAPES AND DIMENSIONS
ELECTRICAL CHARACTERISTICS
Item
Center frequency
Insertion loss
Return loss
Attenuation
Temperature range
• Ta:+25°C
FREQUENCY CHARACTERISTICS
ATTENUATION
• All specifications are subject to change without notice.
0.25±0.1
–20
–30
–40
–10
–50
–60
1000
0
1
1.0±0.15
2.0±0.15
2
4
3000
Frequency ( MHz )
3
5000
[5462.5MHz]
[5100 to 5825MHz]
[5100 to 5825MHz]
[1280 to 1795MHz]
[2140 to 3580MHz]
[4375 to 4465MHz]
[6855 to 7150MHz]
[8570 to 8930MHz]
Operating
Storage
Dimensions in mm
0.95±0.1
7000
S21
TERMINAL
FUNCTIONS
1
2
3
4
9000
S21
1: 5100MHz
2: 5825MHz
3: 1795MHz
4: 3580MHz
5: 4465MHz
6: 6855MHz
7: 8930MHz
IN
GND
OUT
GND
–1.35dB
–0.96dB
–41.2dB
–35.3dB
–18.1dB
–13.2dB
–50.5dB
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(°C)
(°C)
RECOMMENDED PC BOARD PATTERN
S21 ZOOM
–2.0
–2.5
Line width be designed to mach 50Ω
characteristic impedance depending
on PCB material and thickness
–0.5
–1.0
–1.5
–3.0
5000
Minimum value
—
—
10
37
32
9
9
20
–40
–40
0
Solder resist
5200
Frequency ( MHz )
5400
5600
0.94
Land
Typical value
—
1.5
13
40
35
13
14
37
—
—
1.7
1.1
5800
0.45min.
ø0.3 Through-hole
6000
001-01/ 20070126 /e8bpf_dea.fm
Dimensions in mm
Maximum value
—
1.9
—
—
—
—
—
—
+85
+85
(10/23)