KU PA 125160-45 A, Power Amplifier
1250 ... 1600 MHz • 45 W
- High efficiency
- Analog transmission systems
- COFDM (QAM, QPSK)
This power amplifier is designed for digital as well as analog radio systems. Furthermore, this power amplifier achieves a high relative bandwidth of over 24%.
- High efficiency
- Analog transmission systems
- COFDM (QAM, QPSK)
This power amplifier is designed for digital as well as analog radio systems. Furthermore, this power amplifier achieves a high relative bandwidth of over 24%.
Lead time on request
| Frequency range | 1250..1600 MHz |
| Input power for P1dB | typ. 34.5 dBm, min. 33 dBm |
| Maximum input power | 37.8 dBm |
| Output power P1dB | typ. 46.5 dBm, min. 46 dBm |
| typ. 45 W, min. 40 W (CW) | |
| Output power COFDM (1) | typ. 40 dBm |
| typ. 10 W | |
| Gain (small signal) | typ. 13 dB, min. 11 dB |
| Gain flatness (small signal) | typ. +/- 2 dB |
| Harmonic rejection | typ. 40 dB @ 46.5 dBm |
| IM3 (2) | typ. 45 dBc @ 44 dBm PEP |
| Efficiency | typ. 48 % @ 47 dBm (CW) |
| Supply voltage | +28 V DC |
| Quiescent current | typ. 380 mA |
| Current consumption | max. 5 A |
| Forward detection | yes (diode detector) |
| Operating case temp. range | -20 ... +55 °C |
| VSWR of load | max. 1.8 : 1 |
| Input connector / impedance | SMA-female / 50 ohms |
| Output connector / impedance | SMA-female / 50 ohms |
| Case | milled aluminium |
| Dimensions (mm) | 80 x 60 x 20 |
| (1) | Measured with QAM 64, single carrier, EVM: 2% |
| (2) | Measured 2-tone, frequency spacing: 1 MHz |
This power amplifier was specially developed and optimized for the frequency range from 1.25 GHz to 1.60 GHz. The result of this development is a power amplifier with a 1 dB compression point of over 40 watts and very good intermodulation behavior.
- LD-MOSFET-technology
- Reverse polarity protection
- Monitor output for forward power detection (DC voltage)
- Milled aluminium case
- COFDM – systems with modulation QPSK, QAM
- Analog transmission systems
- Measurement and laboratory equipment
Please notice the following:
- The technical specifications refer to room temperature.
- The recommended combination of heat sink and fan(s) is only specified for an ambient temperature of 25 °C.
- Further information about dimensioning of heat sinks is available on our FAQ site.
