RF2145
Absolute Maximum Ratings
Parameter
Supply Voltage
Power Control Voltage (V
PC
)
DC Supply Current
Input RF Power
Output Load VSWR
Ambient Operating Temperature
Storage Temperature
Rating
-0.5 to +7.5
-0.5 to +3.0
675
+12
5:1
-40 to +85
-40 to +150
Unit
V
DC
V
mA
dBm
°C
°C
Caution!
ESD sensitive device.
RF Micro Devices believes the furnished information is correct and accurate
at the time of this printing. However, RF Micro Devices reserves the right to
make changes to its products without notice. RF Micro Devices does not
assume responsibility for the use of the described product(s).
2
POWER AMPLIFIERS
Parameter
Overall
Operating Frequency Range
Usable Frequency Range
Maximum Output Power
Total Efficiency
Input Power for Max Output
Input Intermodulation Distortion
Specification
Min.
Typ.
Max.
Unit
Condition
T=25 °C, V
CC
=4.8V, V
PC
=2.5V,
P
IN
=+8dBm, Freq=1750MHz
1710 to 1785
1850 to 1910
1700 to 1990
+32
55
+8
-57
MHz
MHz
dBm
%
dBm
dBc
1/8 Duty cycle with 600µs pulse width
At maximum output power
Input signal consists of F
1
at 1785MHz at
+8dBm, F
2
at 1765MHz at -42dBm. Output
power at F
1
is set to +32.5dBm. Specified
power level at 1805MHz relative to F
1
. This
refers to the amount of TX band noise which
converts into the receive band.
Input signal consists of F
1
at 1785MHz at
+8dBm, F
2
at 1765MHz at -32dBm. Output
power at F
1
is set to +32.5dBm. Specified
power level at 1805MHz relative to F
1
. This
refers to the amount of TX band noise which
converts into the receive band.
Any gain setting
In “OFF” state, P
IN
=+8dBm
-48
dBc
Output Noise Power in Receive
Band
Isolation
Second Harmonic
Third Harmonic
Input Impedance
Input VSWR
Output Load VSWR
3:1
-137
-25
-48
<-60
50
3.8:1
dBm/Hz
dBm
dBc
dBc
Ω
Worst-case across the band. Using evalua-
tion board; can be different with other layouts
Spurious<-60dBc
V
V
mA
µA
dB
ns
V
V
mA
µA
Threshold voltage
Threshold voltage
In “ON” state
In “OFF” state
Power Control
Power Control “ON”
Power Control “OFF”
Current into PC Input
Power Control Range
Turn On/Off TIme
0.2
2.5
0.5
15
3.0
10
45
100
4.8
2.7
Power Supply Current
550
10
6.5
Power Supply
Power Supply Voltage
Specifications
Operating limits
DC Current at maximum output power
V
PC
=0.5V
2-142
Rev B5 010329
RFMD [ RF MICRO DEVICES ]
