DEA252450BT-2027A1 TDK Corporation, DEA252450BT-2027A1 Datasheet - Page 7

• 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-1209B2 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
–10
–20
–30
–40
–50
–60
0
1
1.0
2.0
1.0±0.15
2.0±0.15
3.0
2
4
4.0
5.0
Frequency ( GHz )
3
S11
6.0
[5425MHz]
[4900 to 5950MHz]
[4900 to 5950MHz]
[500 to 1900MHz]
[2140 to 3300MHz]
[3450MHz]
[9800 to 11900MHz]
Operating
Storage
7.0
Dimensions in mm
0.9±0.1
8.0
9.0
S21
10.0 11.0
TERMINAL
FUNCTIONS
1
2
3
4
12.0
S21
1: 4.9GHz
2: 5.43GHz
3: 5.95GHz
4: 1.9GHz
5: 3.45GHz
6: 4.0Hz
7: 9.8MHz
8: 11.9GHz
IN
GND
OUT
GND
–1.17dB
–0.69dB
–0.78dB
–42.74dB
–34.91dB
–17.29dB
–27.41dB
–29.51dB
(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
–2.0
–2.5
–3.0
–3.5
–0.5
–1.0
–1.5
–4.0
0
4.5 4.75
Minimum value
—
—
10
35
30
25
17
–40
–40
S11
Solder resist
5.0
Frequency ( GHz )
5.25 5.5
1.4
1.0
3.0
1.6
S21
Land
1.4
5.75 6.0 6.25
Typical value
—
1.1
—
41
38
34
25
—
—
ø0.3 Through-hole
ø0.5 Through-hole
6.5
001-01/ 20070126 /e8bpf_dea.fm
1: 2400.0MHz
2: 2500.0MHz
–0.88dB
–0.88dB
Dimensions in mm
Maximum value
—
1.5
—
—
—
—
—
+85
+85
(7/23)