1. Function description:
The high-power base station amplifier adopts the Doherty amplifier scheme with high efficiency. Unique internal linearization technology, in the absence of DPD, its linearity is equivalent to the class A amplifier, and it can be higher than the class A amplifier in part.
2. The main technical indicators:
1. Frequency range: WCDMA TD-SCDMA
2. Efficiency: ≥40%
3. Linearity: ACLR <-45dBc (PAR = 9.9 dB)
3. Product advantages:
Low-cost LDMOS design, high-efficiency Doherty scheme, unique internal linearization scheme.
4. Application scenarios:
Mobile base station power amplifier, low cost, high efficiency, high linearity.