AWT6638
HELP3DCTM (Band 8)
LTE/WCDMA Linear PA Module
PRELIMINARY DATA SHEET - Rev 1.3
FEATURES
•
WCDMA/HSPA, LTE Compliant
3rd generation HELPTM Technology
•
•ꢀ HighꢀEfficiency:ꢀ(R99ꢀwaveform)
ꢀ
ꢀ
•ꢀꢀ40ꢀ%ꢀ@ꢀPOUT = +28.5 dBm
•ꢀꢀ22ꢀ%ꢀ@ꢀPOUT = +17 dBm
A
W
T6638
•ꢀ SimplerꢀCalibrationꢀwithꢀonlyꢀ2ꢀBiasꢀModes
Optimized for SMPS Supply
•
•ꢀꢀ LowꢀQuiescentꢀCurrent:ꢀ9ꢀmA
•ꢀ LowꢀLeakageꢀCurrentꢀinꢀShutdownꢀMode:ꢀ<5ꢀµA
•ꢀ InternalꢀVoltageꢀRegulatorꢀ
•ꢀ Integratedꢀ“daisyꢀchainable”ꢀdirectionalꢀcouplersꢀ
withꢀCPLIN and CPLOUTꢀPorts
10 Pin 3 mm x 3 mm x 1 mm
Surface Mount Module
•ꢀ Optimizedꢀforꢀaꢀ50ꢀΩꢀSystemꢀ
•ꢀ LowꢀProfileꢀMiniatureꢀSurfaceꢀMountꢀPackage
•ꢀ InternalꢀDCꢀblocksꢀIN/OUTꢀRFꢀports
•
1.8 V Control Logic
•ꢀ RoHSꢀCompliantꢀPackage,ꢀ260ꢀoC MSL-3
andꢀstandbyꢀtime.ꢀTheꢀself-containedꢀꢀ3ꢀmmꢀxꢀ3ꢀmmꢀxꢀ
1ꢀmmꢀsurfaceꢀmountꢀpackageꢀincorporatesꢀmatchingꢀ
networksꢀoptimizedꢀforꢀoutputꢀpower,ꢀefficiency,ꢀandꢀ
linearityꢀinꢀaꢀ50ꢀΩꢀsystem.
APPLICATIONS
•ꢀ WCDMA/HSPA/LTEꢀ900ꢀMHzꢀBandꢀWirelessꢀ
HandsetsꢀandꢀDataꢀDevices
GND at Slug (pad)
PRODUCT DESCRIPTION
TheꢀAWT6638ꢀPAꢀisꢀdesignedꢀtoꢀprovideꢀhighlyꢀlinearꢀ
outputꢀ forꢀ WCDMAꢀ andꢀ LTEꢀ handsetsꢀ andꢀ dataꢀ
devicesꢀwithꢀhighꢀefficiencyꢀatꢀbothꢀhighꢀandꢀlowꢀpowerꢀ
modes.ꢀꢀThisꢀHELP3DCTMꢀPAꢀcanꢀbeꢀusedꢀwithꢀanꢀ
externalꢀswitchꢀmodeꢀpowerꢀsupplyꢀ(SMPS)ꢀtoꢀimproveꢀ
itsꢀefficiencyꢀandꢀreduceꢀcurrentꢀconsumptionꢀfurtherꢀ
atꢀmediumꢀandꢀlowꢀoutputꢀpowers.ꢀꢀAꢀ“daisyꢀchainable”ꢀ
directionalꢀcouplerꢀisꢀintegratedꢀinꢀtheꢀmoduleꢀthusꢀ
eliminatingꢀ theꢀ needꢀ ofꢀ externalꢀ couplers.ꢀ Theꢀ
deviceꢀisꢀmanufacturedꢀonꢀanꢀadvancedꢀInGaPꢀHBTꢀ
MMICꢀtechnologyꢀofferingꢀstate-of-the-artꢀreliability,ꢀ
temperatureꢀstability,ꢀandꢀruggedness.ꢀThereꢀareꢀtwoꢀ
selectableꢀ biasꢀ modesꢀ thatꢀ optimizeꢀ efficiencyꢀforꢀ
differentꢀoutputꢀpowerꢀlevels,ꢀandꢀaꢀshutdownꢀmodeꢀ
withꢀlowꢀleakageꢀcurrent,ꢀwhichꢀincreasesꢀhandsetꢀtalkꢀ
1
2
3
4
5
10
9
V
BATT
VCC
CPL
RFIN
RFOUT
CPLIN
GND
Bias Control
Voltage Regulation
8
V
MODE2 (N/C)
7
VMODE1
6
VEN
CPLOUT
Figure 1: Block Diagram
02/2012