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RMPA1765
28dBm K-PCS Power Amplifier Module
RMPA1765 K-PCS, CDMA, CDMA2000-1X and WCDMA Power Edge™ Power Amplifier Module February 2005 RMPA1765 K-PCS, CDMA, CDMA2000-1X and WCDMA Power Edge™ Power Amplifier Module Features General Description ■ Single positive-supply operation and low power and The RMPA1765 power amplifier module (PAM) is designed for shutdown modes Korean CDMA, CDMA2000-1X and WCDMA personal commu- nications system (PCS) applications. The 2 stage PAM is inter- ■ 38% CDMA/WCDMA efficiency at +28 dBm average output nally matched to 50 Ohms to minimize the use of external power components and features a low-power mode to reduce standby ■ Compact lead-free compliant LCC package- current and DC power consumption during peak phone usage. 3.0 x 3.0 x 1.0 mm with industry standard pinout High power-added efficiency and excellent linearity are ■ Internally matched to 50 Ohms and DC blocked RF achieved using Fairchild RF’s InGaP Heterojunction Bipolar input/output. Transistor (HBT) process. ■ Meets CDMA2000-1XRTT/WCDMA performance require- ments Device Functional Block Diagram (Top View) PA MODULE MMIC 1 8 Vcc2 Vcc1 Input Output 2 RF OUT 7 RF IN Match Match Vmode 3 6 GND DC Bias Control 4 Vref 5 GND (paddle ground on package bottom) ©2005 1 RMPA1765 Rev. C
