This document introduces the SPA-1318 product from Sirenza Microdevices, which is a high efficiency GaAs HBT amplifier with high linearity performance and power consumption reduction capability. It is suitable for W-CDMA systems and multi-carrier applications.
The SPA-1318 is a high‑efficiency GaAs HBT power amplifier designed for the 2150 MHz PCS band. It offers high linearity, on‑chip active bias control, and a surface‑mountable plastic package suitable for W‑CDMA and multi‑carrier applications.
The document includes product features, frequency and gain specifications, pin‑out descriptions, absolute maximum ratings, evaluation‑board layout, and ordering information. It also provides schematic diagrams, recommended land patterns, and thermal considerations for reliable operation.
| Frequency of Operation | 2110‑2170 MHz |
|---|---|
| Small Signal Gain | 12.5‑13.5 dB |
| Noise Figure | 7.0 dB |
| Device Current | 275‑330 mA |
| Device Voltage | 4.75‑5.25 V |
| Thermal Resistance (junction‑lead) @ 85 °C | 35 °C/W |
| Max Supply Current (Icc) at Vcc typ. | 750 mA |
| Max Device Voltage | 6.0 V |
| Max RF Input Power | 29 dBm |
| Max Junction Temperature | +160 °C |
| Moisture Sensitivity Level | 1 |
| Max Storage Temperature | +150 °C |
It operates from 2110 MHz to 2170 MHz.