Filter
Passband24~31MHz, DC-19MHz≥20dB, 39-900MHz≥20dB, SMD, /
- BF031
- 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
Main specifications
| Parameters | Frequency | / | Min | Typical | Max | Units |
| Passband | / | / | 24 | ~ | 31 | MHz |
| Passband IL | / | / | 2.5 | dB | ||
| Rejection | DC-19 | MHz≥ | 20 | dB | ||
| Rejection | 39-900 | MHz≥ | 20 | dB | ||
| Passband VSWR | / | / | 1.5 |
Other parameters
| Connector | SMD |
| Impedance | 50Ω |
| Power | 2W |
| Work Temp. | -40~+85℃ Design assurance |
| Storage Temp. | -55~+85℃ Design assurance |
| Quality Grade | Industrial grade |
| Other | / |
Port Definition
| I/O Port | 1,8 |
| GND | 2,3,4,5,6 |
Functional diagram
Typical test data
| Frequency(MHz) | S22 VSWR | S33 VSWR | S12 IL dB | S12 Delay nS |
| 15 | 306.31 | 39.03 | -58.8 | 114.21 |
| 17 | 43.06 | 16.95 | -42.66 | 56.63 |
| 19 | 13.58 | 8.77 | -26.33 | 73.23 |
| 21 | 2.91 | 3.27 | -8.55 | 181.78 |
| 24 | 1.15 | 1.36 | -2.39 | 120.56 |
| 26 | 1.24 | 1.1 | -1.95 | 97.28 |
| 28 | 1.08 | 1.08 | -1.82 | 87.72 |
| 30 | 1.41 | 1.1 | -1.86 | 86.1 |
| 32 | 1.32 | 1.18 | -2.27 | 94.6 |
| 34 | 2.09 | 1.89 | -4.12 | 118.84 |
| 36 | 15.74 | 7.41 | -12.66 | 84.21 |
| 39 | 42.64 | 356.56 | -36.77 | -113.92 |
| 41 | 30.95 | 81.87 | -35.19 | -2.6 |
| 43 | 22.28 | 105.81 | -32.54 | 18.65 |
| 45 | 17.79 | 801.57 | -32.59 | 18.37 |
Reference picture
Configuration(mm)
Typical test curve
Note
| 1 | Please do not wash the product in the cleaning solution.,Please do not wash the product in the cleaning solution. |
| 2 | The product supports 190 ℃ reflow soldering |