AP249 is a high linearity amplifier designed with GaAs MMIC. It is designed for applications such as GSM, CDMA, W-CDMA driver devices which require high IP3.
The AP249 is a high‑linearity GaAs MMIC power amplifier intended for CDMA, W‑CDMA, GSM and other medium‑power RF applications that require high output IP3. It operates from a single +9 V supply and is supplied in an SOIC‑8 package.
Key electrical specifications include a typical gain of 28 dB, output IP3 up to +43 dBm, 1 dB compression point of +24 dBm, noise figure of 2.5 dB, and a supply current of 240 mA. The device operates from 50 MHz to 3 GHz and is rated for a case temperature range of –40 °C to +85 °C.
| Frequency range | 50 MHz – 3000 MHz |
|---|---|
| Typical gain | 28 dB |
| Output IP3 | +43 dBm |
| 1 dB compression point | +24 dBm |
| Noise figure | 2.5 dB |
| Supply voltage | +9 V |
| DC current | 240 mA |
| Thermal resistance | 20 °C/W |
| Package | SOIC‑8 |
The AP249 operates from a single +9 V supply.
Typical gain is 28 dB (typical) with a minimum of 27 dB.
The device can operate up to 3000 MHz.
Typical output IP3 is +43 dBm (up to +40 dBm minimum).