Product parameters
|
Item |
Specifications |
Unit |
|
|
Frequency Range |
Fc |
800~3500MHZ |
MHZ |
|
Standard Frequency |
|
1575.42,1582.4,1568,2655 |
MHz |
|
Useful Band Width |
|
3,18,48 or specify |
MHZ |
|
Insertion Loss (min) |
IL |
0.9,1.3,1.8,2.2 or specify |
dB |
|
VSWR(max) |
2.0 |
dB |
|
|
Operating Temperature Range |
-40~+85 |
°C |
|
|
Storage Temperature Range |
-40~+85 |
°C |
|
Product Features
■ Ultra Small size 1.1x0.9X0.5mm
■ CSP process with chip scale package
■ Standardization of small size
■ Good stability and high reliability
■ Mainly used in GPS navigation
■ TDD/FDD communication and artificial intelligence chips
■ RoHS compliant
Applications
- The SMD Low Pass SAW Filter 1.1x0.9x0.5 SF44M6 series is widely used in scenarios sensitive to size and stability, such as communication equipment and radar systems, including 5G base station RF front-ends and satellite navigation receivers.
Product advantages
Outstanding RF performance
Compact physical size.
Broad application adaptability.
certificate
The SMD Low Pass SAW Filter 1.1x0.9x0.5 SF44M6 series is RoHS/REACH-certified, lead-free, and halogen-free.
FAQ
Q1: What are the key parameters to check when selecting Suzhou Hangjing's SMD Low Pass SAW Filter 1.1x0.9x0.5 SF44M6 series for a specific frequency?
A: Key parameters include:
1)Center Frequency & Bandwidth: Must cover the target signal frequency.
2)Insertion Loss: Prefer lower values.
3)Out-of-Band Rejection: Ability to suppress unwanted interference.
4)Passband Ripple: Flatness within the passband.
5)Temperature Stability: Frequency variation over the operating temperature range.
Q2: How does this packaging form optimize the electrical performance of the SF44M6?
A: The dielectric constant of ceramic is stable and the loss is low. Combined with the compact SMD structure, it can reduce the impact of parasitic parameters such as lead inductance and distributed capacitance on high-frequency signals, ensuring the frequency selectivity and signal integrity of the filter in high-frequency scenarios such as 5G. At the same time, the high thermal conductivity of ceramic helps heat dissipation, preventing performance degradation caused by overheating of the chip.
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