46 dBm (40 W), 0.9 GHz to 1.6 GHz, GaN Power Amplifier Data Sheet ADPA1105 FEATURES FUNCTIONAL BLOCK DIAGRAM Output power with P = 19 dBm: 46 dBm typical IN Small signal gain: 34.5 dB typical at 0.9 GHz to 1.4 GHz Power gain with P = 19 dBm: 27 dB typical IN Bandwidth: 0.9 GHz to 1.6 GHz ADPA11 0 5 GND 1 24 G ND PAE with P = 19 dBm: 60% typical at 0.9 GHz to 1.4 GHz IN NC 2 23 NC NC Supply voltage: V = 50 V at 400 mA on 10% duty cycle NC 3 22 DD RF I N 4 21 RF O UT 32-Lead, 5 mm 5 mm, LFSCP CAV package RF I N 20 RF O UT 5 19 G ND GND 6 APPLICATIONS 7 18 NC NC 8 17 GND GND Weather radar Marine radar PACKAG E Military radar BASE GND Figure 1. GENERAL DESCRIPTION The ADPA1105 is a gallium nitride (GaN), broadband power The ADPA1105 is ideal for pulsed applications such as wireless amplifier that delivers 46 dBm (40 W) with 60% typical power infrastructure, radar, public mobile radio, and general-purpose added efficiency (PAE) across a bandwidth of 0.9 GHz to amplifications. 1.4 GHz. The ADPA1105 provides 0.5 dB gain flatness across The ADPA1105 comes in a 32-lead, lead frame chip scale a bandwidth of 0.9 GHz to 1.4 GHz. package, premolded cavity (LFCSP CAV). Rev. 0 Document Feedback Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. rights of third parties that may result from its use. Specifications subject to change without notice. Tel: 781.329.4700 2020 Analog Devices, Inc. All rights reserved. No license is granted by implication or otherwise under any patent or patent rights of Analog Technical Support www.analog.com Devices. Trademarks and registered trademarks are the property of their respective owners. 32 GND GND 9 10 31 V V GG1 DD1 11 30 NC V GG2 NC 12 29 NC NC 13 28 V DD2 NC VDET 14 27 26 NC VREF 15 16 25 GND GND 21925-001ADPA1105 Data Sheet TABLE OF CONTENTS Features .............................................................................................. 1 Pin Configuration and Function Descriptions .............................5 Applications ...................................................................................... 1 Interface Schematics .....................................................................5 Functional Block Diagram .............................................................. 1 Typical Performance Characteristics .............................................6 General Description ......................................................................... 1 Theory of Operation ...................................................................... 13 Revision History ............................................................................... 2 Applications Information ............................................................. 14 Specifications .................................................................................... 3 Basic Connections ...................................................................... 14 Electrical Specifications ............................................................... 3 Thermal Management ............................................................... 15 Absolute Maximum Ratings ........................................................... 4 Outline Dimensions ....................................................................... 16 Thermal Resistance ...................................................................... 4 Ordering Guide .......................................................................... 16 Electrostatic Discharge (ESD) Ratings ...................................... 4 ESD Caution.................................................................................. 4 REVISION HISTORY 10/2020Revision 0: Initial Version Rev. 0 Page 2 of 16