RF3805PCBA-411

Proposed 0 Typical Applications RF3805 GaAs HBT PRE-DRIVER AMPLIFIER GaAs HBT Pre-Driver for Basestation Amplifiers Class AB Operation for GSM/EDGE/ Power Amplifier Stage for Commercial Wireless Infrastructure CDMA2000/W-CDMA Transmitter Applications Product Description The RF3805 is specifically designed for wireless infrastructure applications. Using a highly reliable GaAs HBT fabrication process, this high-performance dual-stage amplifier achieves high output power over a broad frequency range. The RF3805 amplifier also provides excellent efficiency and thermal stability through the use of a thermally-enhanced surface-mount AlN package. Ease of integration is accomplished through the incorporation of an optimized evaluation board design provided to achieve proper 50 Ω operation. Various evaluation board configurations are available to address a broad range of wireless infrastructure applications: GSM/EDGE1800 CDMA2000 W-CDMA Optimum Technology Matching® Applied Si BJT Si Bi-CMOS InGaP/HBT -A- Pin 1 0.005 A 0.0025 0.200 REF Shaded circle designates pin 1 location. 0.024 0.198 0.180 REF 0.236 Dimensions in inches. 0.156 0.025 R.008 0.050 TYP 0.028 TYP 0.050 REF 0.0780 MAX 0.020 7 PL 9 Package Style: AlN GaAs HBT SiGe HBT GaN HEMT GaAs MESFET Si CMOS SiGe Bi-CMOS Features 5W Output Power High Linearity 40% Power-Added Efficiency Thermally-Enhanced AlN Packaging Broadband Platform Design Approach VCC1 1 VREF 2 RF IN 3 V_BIAS 4 Bia...