DEA252450BT-2027A1 TDK Corporation, DEA252450BT-2027A1 Datasheet - Page 8

• Manufacturer Part Number: DEA252450BT-2027A1
• Description: FILTER BANDPASS 2.4GHZ WLAN SMD
• Manufacturer: TDK Corporation
• Series: DEAr

Specifications of DEA252450BT-2027A1

• Frequency: 2.45GHz Center
• Bandwidth: 100MHz
• Filter Type: Bandpass
• Insertion Loss: 1.2dB
• Package / Case: 0.098" L x 0.079" W x 0.039" H (2.50mm x 2.00mm x 1.00mm)
• Mounting Type: Surface Mount
• Product: Band Pass Filters
• Frequency Range: 2.4 GHz to 2.5 GHz
• Termination Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Ripple: -
• Lead Free Status / Rohs Status: Details
• Other names: 445-3254-2

Multilayer Band Pass Filters, DEA Series
DEA205425BT-2028A4 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
0
1
1
2
1.0±0.15
3
2.0±0.15
0.7±0.15
2
4
4
5
S11
6
Frequency ( GHz )
3
7
8
[5425MHz]
[4900 to 5950MHz]
[4900 to 5950MHz]
[1280 to 3300MHz]
[3300 to 4000MHz]
[4375 to 4465MHz]
[7300 to 8930MHz]
[9800 to 11900MHz]
Operating
Storage
S21
9
Dimensions in mm
10 11 12 13 14 15
0.95 ±0.1
TERMINAL
FUNCTIONS
1
2
3
4
16
S21
1: 4.9GHz
2: 5.95GHz
3: 1.9GHz
4: 3.3GHz
5: 4.0Hz
6: 4.465MHz
7: 7.3GHz
8: 9.8GHz
IN
GND
OUT
GND
–1.55dB
–1.09dB
–49.3dB
–50.90dB
–33.3dB
–13.73dB
–18.48dB
–38.26dB
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
(°C)
(°C)
RECOMMENDED PC BOARD PATTERN
INSERTION LOSS
Line width be designed to mach 50Ω
characteristic impedance depending
on PCB material and thickness
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
0
4.5 4.75
Minimum value
—
—
9
40
25
7
14
25
–40
–40
S11
Solder resist
2.8
5.0
Frequency ( GHz )
5.25 5.5
S21
Land
5.75 6.0 6.25
Typical value
—
1.6
11
50
33
12
18
38
—
—
0.95
0.7
1.5
1.1
0.6
S11
6.5
001-01/ 20070126 /e8bpf_dea.fm
Dimensions in mm
Maximum value
—
2.0
—
—
—
—
—
—
+85
+85
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