DEA205425BT-2028A4 TDK Corporation, DEA205425BT-2028A4 Datasheet - Page 20

• 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
DEA252450BT-2037C1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERN
Land
ELECTRICAL CHARACTERISTICS
Item
Center frequency
Insertion loss
Return loss
Attenuation
Temperature range
• Ta:+25°C
• All specifications are subject to change without notice.
0.35±0.15
Line width be designed to mach 50Ω
characteristic impedance depending
on PCB material and thickness
1
2.5±0.2
3
4
2.3
1.1 0.4
2
0.3
[2450MHz]
[2400 to 2500MHz]
[2400 to 2500MHz]
[880 to 915MHz]
[1710 to 1990MHz]
[2110 to 2170MHz]
[2700MHz]
[4800 to 5000MHz]
Operating
Storage
Dimensions in mm
0.6
1.5max.
Dimensions in mm
TERMINAL FUNCTIONS
1
2
3
4
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(°C)
(°C)
Solder resist
IN
OUT
GND
GND
Line width be designed to mach 50Ω
characteristic impedance depending
on PCB material and thickness
Minimum value
—
10
43
24
14
25
25
–40
–40
Solder resist
2.0
1.9
Land
Typical value
—
—
—
—
—
—
—
—
—
0.3
0.6
001-01/ 20070126 /e8bpf_dea.fm
Dimensions in mm
Maximum value
3
—
—
—
—
—
+85
+85
(20/23)