RF3146DPCBA-41X RFMD [RF Micro Devices], RF3146DPCBA-41X Datasheet
RF3146DPCBA-41X
Related parts for RF3146DPCBA-41X
RF3146DPCBA-41X Summary of contents
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... GSM Output Power at 3.5V 31 DCS OUT • +33dBm DCS Output Power at 3.5V • 60% GSM and 55% DCS • 7mmx7mmx0.9mm Package Size Ordering Information RF3146D RF3146D SB 6 GSM OUT RF3146DPCBA-41X RF Micro Devices, Inc. 7628 Thorndike Road Greensboro, NC 27409, USA RF3146D DUAL-BAND GSM900/DCS POWER AMP MODULE Module TM 0. 0.08 C ...
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RF3146D Absolute Maximum Ratings Parameter Supply Voltage Power Control Voltage (V ) RAMP Input RF Power Max Duty Cycle Output Load VSWR Operating Case Temperature Storage Temperature Parameter Min. Overall Power Control V RAMP Power Control “ON” Power Control “OFF” ...
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Parameter Min. Overall (GSM900 Mode) Operating Frequency Range Maximum Output Power Total Efficiency Input Power Range Output Noise Power Forward Isolation 1 Forward Isolation 2 Cross Band Isolation 2f 0 Second Harmonic Third Harmonic All Other Non-Harmonic Spurious Input Impedance ...
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RF3146D Parameter Min. Overall (DCS Mode) Operating Frequency Range Maximum Output Power +31.5 29.5 Total Efficiency Input Power Range Output Noise Power Forward Isolation 1 Forward Isolation 2 Second Harmonic Third Harmonic All Other Non-Harmonic Spurious Input Impedance Input VSWR ...
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Pin Function Description 1 NC Internal circuit node. Do not externally connect. 2 VCC2 GSM Controlled voltage input to the GSM driver stage. This voltage is part of the power control function for the module. This node must be con- ...
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RF3146D Pin Function Description 31 DCS OUT RF output for the DCS band. This is a 50Ω output. The output matching circuit and DC-block are internal to the package. 32 GND Internally connected to the package base Internal ...
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NC 1 VCC2 GSM GND 4 GND 5 GSM900 OUT 6 GND Rev A11 060719 Pin Out ...
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RF3146D TX EN VRAMP GSM900 GSM900 OUT 2-498 Application Schematic VBATT 4.7 μF 15 kΩ From ...
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Evaluation Board Schematic 100 kΩ 50 Ω μstrip GSM900 From V CC1 Ω μstrip GSM900 OUT Rev A11 ...
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RF3146D Board Thickness 0.032”, Board Material FR-4, Multi-Layer 2-500 Evaluation Board Layout Board Size 2.0” x 2.0” Rev A11 060719 ...
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Overview The RF3146 is a dual-band EGSM900 and DCS1800 power amplifier module that incorporates an indirect closed loop method of power control. This simplifies the phone design by eliminating the need for the complicated control loop design. The indirect closed ...
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RF3146D Output power does not vary due to supply voltage under normal operating conditions regulating the collector voltage to the PA the voltage sensitivity is essentially eliminated. This covers most BATT cases where the PA ...
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An often overlooked problem in PA control loops is that a delay not only decreases loop stability it also affects the burst timing when, for instance the input power from the VCO decreases (or increases) with respect to temperature or ...
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RF3146D PCB Surface Finish The PCB surface finish used for RFMD’s qualification process is electroless nickel, immersion gold. Typical thickness is 3μinch to 8μinch gold over 180μinch nickel. PCB Land Pattern Recommendation PCB land patterns are based on IPC-SM-782 standards ...
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PCB Solder Mask Pattern Liquid Photo-Imageable (LPI) solder mask is recommended. The solder mask footprint will match what is shown for the PCB metal land pattern with a 2mil to 3mil expansion to accommodate solder mask registration clearance around all ...
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RF3146D 2-506 Rev A11 060719 ...