RSFP2312E
LTE Band 40(2300~2400MHz) Band Pass Filter
Description
RSFP2312E is a miniature filter designed for LTE Band40 application.
RSFP2312E is designed with Film Bulk Acoustic Resonator (FBAR)
technology. Typical insertion loss in the pass band is less than 2.4dB. Typical
rejection at the WiFi and LTE41 band are more than 35dB.
Features
For LTE-Band 40 Full band application
Plastic Chip Scale Package(CSP)
Miniature Size
-
1.1 mm x 0.9 mm x 0.6 mm
Low Insertion Loss
High Rejection at WiFi and LTE41 bands
High Power Handling
Low Temperature Coefficient of Frequency
Excellent ESD protection ability
RoHS Compliant, Pb-Free Module Package
Moisture Sensitivity: MSL3
Storage Temperature：-40 to +85℃
Operable Temperature：-30 to +85℃
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RSFP2312E
LTE Band 40(2300~2400MHz) Band Pass Filter
Electrical Specification
T (+25℃)
Parameter
(Operable Temperature)
Insertion Loss(2300
~ 2310 MHz)
Insertion Loss(2310
~ 2395 MHz)
Insertion Loss(2395
~ 2400 MHz)
Ripple(2300
~ 2310 MHz)
Ripple(2310
~ 2395 MHz)
Ripple(2395
~ 2400 MHz)
Return Loss(2300
~ 2400 MHz)
Absolute Attenuation
750 ~ 1577 MHz
1577 ~ 1680 MHz
1845 ~ 1880 MHz
2110 ~ 2170 MHz
2420 ~ 2427 MHz
2427 ~ 2460 MHz
2460 ~ 2500 MHz
4600 ~ 4800 MHz
6900 ~ 7200 MHz
-25.0
-25.0
-24.0
-25.0
-15.0
-45.0
-35.0
-35.0
-15.0
Min
\
\
\
\
\
\
-12.0
Typ
-1.8
-1.5
-2.1
0.5
0.8
0.4
-15.0
\
-38.0
-30.0
-28.0
-28.0
-53.0
-60.0
-45.0
-45.0
-34.0
\
\
\
\
\
\
\
\
\
-25.0
-25.0
-24.0
-25.0
-15.0
-45.0
-35.0
-35.0
-15.0
Max
-2.6
-2.4
-3.0
0.7
1.0
0.8
\
Min
\
\
\
\
\
\
-12.0
T (-30℃)
Typ
-1.8
-1.5
-1.8
0.7
0.9
0.3
-15.0
\
-38.0
-30.0
-28.0
-28.0
-30.0
-60.0
-45.0
-45.0
-34.0
\
\
\
\
\
\
\
\
\
-25.0
-25.0
-24.0
-25.0
-35.0
-45.0
-35.0
-35.0
-15.0
Max
-2.9
-2.4
-2.7
0.7
1.0
0.8
\
Min
\
\
\
\
\
\
-12.0
T (+85℃)
Typ
-1.8
-1.6
-2.6
0.4
0.9
0.5
-15.0
\
-38.0
-30.0
-28.0
-28.0
-60.0
-60.0
-45.0
-45.0
-34.0
\
\
\
\
\
\
\
\
\
dB
dB
dB
dB
dB
dB
dB
dB
dB
Max
-2.5
-2.6
-3.2
0.7
1.0
0.8
\
Unit
dB
dB
dB
dB
dB
dB
dB
*
Typ Data
is the integrated value of the linear S-parameter over indicated band。
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RSFP2312E
LTE Band 40(2300~2400MHz) Band Pass Filter
Typical Performance at Tc=25ºC
Passband Insertion Loss
0
-1
IL1
IL11
Insertion Loss
dB(S(2,1))
-2
-3
-4
-5
-6
2.25 2.27 2.29 2.31 2.33 2.35 2.37 2.39 2.41 2.43 2.45
freq, GHz
2.248
2.281
2.315
2.348
2.381
2.415
2.448
freq, GHz
Passband Return Loss
0
-5
IL12
dB(S(2,2))
dB(S(1,1))
Return Loss
-10
-15
-20
-25
2.25 2.27 2.29 2.31 2.33 2.35 2.37 2.39 2.41 2.43 2.45
freq, GHz
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RSFP2312E
LTE Band 40(2300~2400MHz) Band Pass Filter
Narrowband Insertion Loss
0
-10
-20
-30
-40
-50
-60
-70
-80
2.20
2.25
2.30
2.35
2.40
2.45
2.50
2.55
2.60
IL7
IL6
IL5
IL4
IL3
IL2
IL1
dB(S(2,1))
Insertion Loss
freq, GHz
Wideband Insertion Loss
0
-10
-20
IL1
Insertion Loss
dB(S(2,1))
-30
-40
-50
-60
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
freq, GHz
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RSFP2312E
LTE Band 40(2300~2400MHz) Band Pass Filter
Input Smith Chart S11
IL1
S(1,1)
freq (2.300GHz to 2.400GHz)
Output Smith Chart S22
IL1
S(2,2)
freq (2.300GHz to 2.400GHz)
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