SF3838B440M20B400A00 Kyocera Kinseki Corp., SF3838B440M20B400A00 Datasheet
SF3838B440M20B400A00
Manufacturer Part Number
SF3838B440M20B400A00
Description
Surface Acoustic Wave Saw Filters
Manufacturer
Kyocera Kinseki Corp.
Datasheet
1.SF3838B440M20B400A00.pdf
(1 pages)
Standard Frequency
Specifications (Example)
Dimensions
Nominal Frequency (MHz)
Nominal Frequency (fo)
Operating Temperature Range
Storage Temperature Range
Ripple
Insertion Loss
Guaranteed Attenuation
Terminating Impedance
Pb Free
SF3535
Surface Acoustic Wave (SAW) Filters
400MHz Band SAW Filters for Low Power Radio Communications
SF3535B426M54B800A00/ SF3838B426M07C080A00/ SF3535B429M55B800A00/ SF3838B429M17C080A00/ SF3838B440M20B400A00/ SF7050B469M18B01MA00
469.1875
426.075
429.175
426.54
429.55
440.2
8
8
2 1.0
7
1
1
3.50 0.10
1.27 1.27
7
6
2
2
6
8 0.7
Item
5
3
3
5
4
4
SF7050B469M18B01MA00
SF3535B426M54B800A00
SF3838B426M07C080A00
SF3535B429M55B800A00
SF3838B429M17C080A00
SF3838B440M20B400A00
New Part Number
CONNECTION
1: GND
2: IN (OUT)
3: GND
4: GND
5: GND
6: OUT (IN)
7: GND
8: GND
RoHS Compliant
Unit
MHz
dB
dB
dB
°C
°C
Ω
MSFB19-426-080K0
MSFB19-429-080K0
LSFB20-469-001M0
Old Part Number
LSFB44-426-800K0
LSFB44-429-800K0
LSFB19-440-400K0
(fo−21.4) ±400kHz
Features
• RF filter for transmitter and receiver
• For low power radio communications
• Miniature size and light weight
Application
• Engine starter
• Transceiver
• Pager
• Wireless communication
SF7050
Conditions
fo±400kHz
fo±400kHz
—
—
—
—
8
8
7
1
7
4 6 9 1 H
1
2.54 2.54
7.0±0.2
KSS
6
2
6
2
0.8
5
3
5
3
Ultra Narrow Band Width
Ultra Narrow Band Width
SF3535B426M54B800A00
4
4
Middle Band Width
Middle Band Width
0.4 *
2.8 *
60 *
Specifications
−10 to +60
−30 to +70
50 Typical
Remarks
CONNECTION
1: GND
2: GND
3: GND
4: IN (OUT)
5: GND
6: GND
7: GND
8: OUT (IN)
426.54
—
—
1.8 max.
1.5 max.
3.5 max.
50 min.
*
: Typ.
How to Order
SF 3535 B 426M54 B 800 A00
①
②
③
④
⑤
⑥
⑦
Recommended Land Pattern
①
Type of Product (SAW Filter)
Package Size (3.5×3.5mm)
Sealing Type (Seam Weld Type)
Nominal Frequency (426.54MHz)
Material (Li
Pass Bandwidth (800kHz)
Customer Special Model Suffix (STD)
SF3535
SF7050
SF3838
②
③
2
B
8
4
8
O
7
7
6
7
)
1
1
1
0.90
④
2.54
1.27 2
1.27 2
1.30
7.60
5
2
2
6
6
2
2.54
1.40
0.90
⑤ ⑥
4
3
5
3
3
5
4
4
(Unit: mm)
(Unit: mm)
⑦
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