Filter
Center Frequency137.5MHz, -3dB BW1.65MHz, -40dB BW4.4MHz
- ZBF9-S137.5-2.2-2155
- China
- One Year
- +86-19938031308
- sales@com-mw.com, cynthia@com-mw.com
- 3-1-2306, No.37 Jiancai Road, Chenghua Zone, Chengdu
- For qty details, please search in spot products of dianzibuy. Any changes to the contents are not notified. Please confirm again before ordering.
- No restrictions on export to any country
- RoHS compliant (Meet RoHS standards can be customized)
Product Details
Product features
Small volume, surface mount.
Main specifications
| Parameters | Frequency | / | Min | Typical | Max | Units |
| Center Frequency | / | / | 137.35 | 137.5 | 137.65 | MHz |
| Center loss | / | / | 3 | dB | ||
| Ripple | / | / | 1 | dB | ||
| Rejection | 30 | dB | ||||
| 1dB BW | 1 | MHz | ||||
| -3dB BW | 1.65 | MHz | ||||
| -40dB BW | 4.4 | MHz | ||||
| VSWR F0 | / | / | 2 |
Other parameters
| Connector | SMD |
| Power | 10dBm Design assurance |
| Work Temp. | -40~+80℃ Design assurance |
| Other | Phase linearity: 8 ° @ F0 ± 0.35MHz. |
Port Definition
| I/O Port | 5，11 |
| GND | 1，2，3，4，6，7，8，9，10，12 |
Suggested PCB Layout
Typical test curve
Reference picture
Configuration(mm)
Typical test data
| Frequency(MHz) | S11 VSWR | S22 VSWR | S12 IL dB | S12 Delay nS |
| 135 | 11.02 | 8.72 | -46.59 | 1950.73 |
| 136 | 9.65 | 9.99 | -23.72 | 807.99 |
| 136 | 9.65 | 9.99 | -23.72 | 807.99 |
| 136 | 9.65 | 9.99 | -23.72 | 807.99 |
| 137 | 1.22 | 1.2 | -3.16 | 690.56 |
| 137 | 1.22 | 1.2 | -3.16 | 690.56 |
| 137 | 1.22 | 1.2 | -3.16 | 690.56 |
| 138 | 1.57 | 1.57 | -4.26 | 702.05 |
| 138 | 1.57 | 1.57 | -4.26 | 702.05 |
| 138 | 1.57 | 1.57 | -4.26 | 702.05 |
| 138 | 1.57 | 1.57 | -4.26 | 702.05 |
| 139 | 7.36 | 7.5 | -19.45 | 629.31 |
| 139 | 7.36 | 7.5 | -19.45 | 629.31 |
| 139 | 7.36 | 7.5 | -19.45 | 629.31 |
| 140 | 8.11 | 7.53 | -43.35 | 3932.69 |
Note
| 1 | The product supports 220 ℃ reflow soldering |