QPB3311
5 - 210 MHz, 15.2 dB, Single Ended, DOCSIS 3.1 Reverse Amplifier
Discontinued >
End of Life announced May 17, 2023 (PCN 23-0082).
Last Time Buy: November 27, 2023
Recommended replacement for new designs: QPL7420
Contact your local sales representative for assistance.
Key Features
- High Linearity Single Ended MMIC
- 5 MHz - 210 MHz Operation
- Gain; 15.2 dB typical
- 3.8 dB NF
- Adjustable Bias using external Resistors
- SOIC-8
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The QPB3311 is an HBT RF balanced Amplifier IC operating as a return path amplifier capable of supporting DOCSIS 3.1 applications. This IC is designed to provide low noise, High Gain for 5 - 210 MHz interface using 8V power supply. The QPB3311 is packaged in a SOIC-8 with externally adjustable bias control.
Typical Applications
- Return Path Amplifiers
- Head End CMTS equipment
- DOCSIS 3.1 Optical Nodes
- Residential amplifiers and splitters
Product Categories
Application Categories
| Type | Upstream |
| Frequency Min(MHz) | 5 |
| Frequency Max(MHz) | 210 |
| Gain(dB) | 15.2 |
| NF(dB) | 3.8 |
| Voltage(V) | 8 |
| Current(mA) | 172 |
| Package Type | SOIC-8 |
| RoHS | Yes |
| Lead Free | Yes |
| Halogen Free | Yes |
| ITAR Restricted | No |
| ECCN | 5A991G |
This product appears in the following application block diagrams: