Typical Applications 900MHz Band Applications 400MHz Industrial Radios

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Typical Applications 900MHz Band Applications 400MHz Industrial Radios

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Typical Applications 900MHz Band Applications 400MHz Industrial Radios Driver Higher Power Applications Product Description
RF2104
Portable Battery-Powered Equipment Commercial Consumer Systems Base Station Equipment
RF2104 medium power amplifier device manufactured cost Silicon process, been designed final amplifier radio transmitters operating between 400MHz 1000MHz. also used driver amplifier higher power applications. device packaged plastic quad-batwing 16-lead package, self-contained with exception output matching network, power supply feed line, bypass capacitors. produces output power level 500mW (CW) 3.6V. device used cell battery applications. maximum output 3.6V +27dBm. unit total gain 26dB, depending upon output matching network.
Optimum Technology Matching® Applied
Bi-CMOS InGaP/HBT
VCC1
VCC2
Functional Block Diagram
Upgraded
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-A0.020 0.157 0.150 0.020 0.014 0.008 0.004 0.393 0.386 0.034 0.068 0.064 0.244 0.229 0.068 0.053 0.034 0.009 0.016 0.007
Package Style: CJ2BAT0
GaAs SiGe
GaAs MESFET CMOS SiGe Bi-CMOS
Features
HEMT
400MHz 1000MHz Operation 26dB Small Signal Gain
500mW Output Power 40dB Gain Control Range Efficiency
BIAS
Single 2.7V 3.6V Supply
Ordering Information
RF2104 Medium Power Amplifier RF2104 PCBA-L Fully Assembled Evaluation Board (830MHz) RF2104 PCBA-H Fully Assembled Evaluation Board (915MHz) Micro Devices, Inc. 7628 Thorndike Road Greensboro, 27409, (336) 1233 (336) 0454 http://www.rfmd.com
DESIGNS Product
RF2104
Absolute Maximum Ratings Parameter
Supply Voltage Gain Control Voltage (VPC) Supply Current Input Power Output Load VSWR Operating Ambient Temperature Storage Temperature
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Rating
-0.5 +6.0 -0.5 +3.0 20:1 +150
Unit
Caution! sensitive device.
Micro Devices believes furnished information correct accurate time this printing. However, Micro Devices reserves right make changes products without notice. Micro Devices does assume responsibility described product(s).
Parameter
Overall
Frequency Range Bandwidth Maximum Output Power Maximum Output Power Output Third Order Intercept Power Added Efficiency Small Signal Gain Gain Control Range Second Harmonic Third Harmonic Noise Figure Input Impedance Input Return Loss Input Return Loss Output Impedance Output Return Loss Load Impedance
Power Supply
Power Supply Voltage Power Supply Idle Current Total "OFF" Current Drain Total "OFF" Current Drain Current into Current into Turn-on Time
Specification Min. Typ. Max. Unit Condition
1000 5+j0 <100 =2.5V <0.25VDC; input power <0.25VDC; =+6dBm =2.5V =+2.5VDC
T=25°C, =3.6V, =2.5V, ZLOAD =10, =+6dBm, Freq=850MHz
With fixed matching network =3.6V, =+6dBm =3.0V, =+6dBm =3.6V =3.6V, POUT =+27dBm, =+6dBm =3.6V, =+2.5V, Freq=850MHz 2.5V Without external second harmonic trap
With external matching network; application schematic Without external matching network matched maximum output power Without external matching network Load Impedance Optimal Power Match
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Function VCC1 Description
Power supply bias circuits.This draws current proportional VPC. When 2.5V maximum current about 30mA. When goes down current also goes down 0mA.
RF2104
Interface Schematic
VCC1
Bias Stages
VCC2
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Power supply driver stage interstage matching. external decoupling capacitor required. electrical length between this capacitor affects gain. application schematic recommended line length optimum gain. operation frequencies below 600MHz series inductor required.
VCC2 From Bias Stages
Ground connection. best performance, keep traces physically short connect immediately ground plane. hole under each ground ground plane recommended. Same
input. voltages present this pin, external blocking capacitor required when connecting this path ground. optimum impedance matching, shunt inductor ground recommended; application schematic details. Same Same
schematic.
Power control pin. voltage between 3.0V applied schematic. control gain. When gain control required this should connected fixed voltage between 2.5V 3.0V. This draws some current proportional VPC. When 2.5V maximum current into this about 1mA. Same Same Same
output. power supply output stage also needs supplied this through external matching circuit. load impedance this should 5+j0 maximum output power.
From Bias Stages
Same Same Same Same
schematic.
RF2104
Application Schematic 915MHz
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BIAS
W=0.028" L=0.400"
Application Schematic 830MHz
BIAS
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Application Schematic 420MHz
RF2104
BIAS
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RF2104
Evaluation Board Schematic 915MHz
(Download Bill Materials from www.rfmd.com.)
P1-1
2104400A
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BIAS
µstrip
P1-3
P1-1
P1-3
0.028" 0.4" P1-1 P1-3 NOTE: Efficiency affected actual position C10; mounted close mounted away from DUT.
Evaluation Board Schematic 830MHz
2104401A
BIAS
µstrip
µstrip
P1-1
P1-3
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Evaluation Board Layout 915MHz
RF2104
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RF2104
Evaluation Board Layout 830MHz
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Typical Applications 900MHz Band Applications 400MHz Industrial Radios

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