RF Amplifier IC 5G, CDMA, FDD, GSM, LTE, TDD, W-CDMA 100MHz ~ 6GHz 8-DFN (2x2) #RF #RF-Amplifier #Integrated-circuit

RF Amplifier IC 5G, TDD 600MHz ~ 2.8GHz 20-QFN (4x4) ## Engineering Specification ## General Description The **QPA9442TR13** is a Qorvo high-linearity RF pre-driver amplifier designed for wireless infrastructure, cellular communication systems, and high-performance RF transmit chain applications. It is intended for use in systems requiring wideband operation, strong linearity, stable gain performance, and compact surface-mount integration. The device is suitable for 5G, TDD, FDD, mobile infrastructure, massive MIMO, and general-purpose wireless designs. ## Device Identification Manufacturer Part Number: **QPA9442TR13** Manufacturer: **Qorvo** Device Category: **RF and Wireless Integrated Circuit** Device Type: **RF Amplifier** Functional Type: **High-Linearity RF Pre-Driver Amplifier** Application Class: **Wireless Infrastructure and 5G RF Front-End** ## Functional Description The device operates as a transmit-chain pre-driver amplifier, providing RF signal amplification before the final power amplification stage. It is designed to deliver high gain and high output linearity while supporting cellular-band tuning requirements. The amplifier includes shutdown control through a dedicated power-down function, allowing system-level power management in RF transmit applications. ## RF Performance Description The QPA9442TR13 supports wideband RF amplification for cellular and wireless infrastructure applications. It provides high linearity performance, strong compression-point capability, and output third-order intercept performance suitable for demanding transmit signal chains. The device is optimized for applications where signal quality, gain stability, and RF output performance are critical. ## Electrical Description The device is designed for single-supply operation and is suitable for low-voltage RF circuit designs. It requires proper RF matching, biasing, grounding, and thermal layout practices to achieve the intended performance. The part should be used according to the manufacturer’s recommended operating conditions and reference design guidance. ## Package and Mounting Description The component is supplied as a surface-mount RF integrated circuit in a compact QFN package with exposed pad construction. The package is intended for high-frequency printed circuit board layouts requiring controlled impedance routing, short RF signal paths, proper ground via placement, and effective thermal connection to the PCB ground plane. ## Protection and Control Features The amplifier includes internal RF overdrive protection and internal DC overvoltage protection. It also includes a DC power shutdown feature for power control and system-level enable or disable operation. ## Application Suitability The QPA9442TR13 is suitable for 5G base station equipment, massive MIMO radio systems, mobile infrastructure, TDD and FDD transmit systems, cellular RF front-end designs, general-purpose wireless equipment, and RF driver amplifier stages requiring high linearity and compact board-level integration. ## Design Considerations The device should be implemented with proper RF layout techniques, impedance-controlled traces, recommended matching networks, adequate grounding, and appropriate thermal management. Performance may vary depending on frequency tuning, PCB design, matching component selection, supply quality, and operating conditions. ## Hashtags #commonpartslibrary #integratedcircuit #rfamplifier #qorvo #qpa9442tr13 #qpa9442 #wirelesscomponents #rfic #semiconductor #electronicscomponents #rfdesign #wirelessinfrastructure #fiveg #tdd #fdd #massivemimo #mobileinfrastructure #preDriverAmplifier #rfpreDriver #smtcomponents #qfnpackage #pcbdesign #hardwaredesign #electronicsengineering #componentlibrary

Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

0.47 µF ±10% 6.3V Ceramic Capacitor X5R 0201 (0603 Metric) #CommonPartsLibrary #Capacitor #SMD #0201

Diode 20 V 1A Surface Mount Powermite 1 (DO216-AA) #CommonPartsLibrary #Diode #SCHOTTKY #UPS120

Connector Header Through Hole 3 position 0.100" (2.54mm) #CommonPartsLibrary #Connector #Header #Male-pins #PCC03

853-83-092-20-001101 HDR-TH_92P-P1.27-H-F-R2-C46-LS1.27-W5.0 LCSC Part Number: C6714698 undefined Manufactured by Preci-Dip

Automotive Fuses 9C.0035302ZK2G(中型) FUSE-TH_L19.0-W5.2 LCSC Part Number: C140563 undefined Manufactured by xcfuse(旭程)

EZPV1B106MTT CAP-TH_4P-L41.5-W23.5-P37.5-D1.2-S10.2 LCSC Part Number: C2916665 JLCPCB Part Class: undefined Manufactured by PANASONIC(松下)

Pre-ordered MCUs S912ZVLA12F0WLFR LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL LCSC Part Number: C2056696 JLCPCB Part Class: undefined Manufactured by NXP(恩智浦)