Application Information
The following material is presented to assist in general design and use of the APCM-7833.
• 3.0V Characterization, for use in Data Card Applications
• cdma2000 1XRTT Description and Characterization data
• Design tips on various methods to control the bias on Vcntl pin
• Description of ACPR measurement methods
• Description of Avago Technologies evaluation demoboard for ACPM-7833
• IR Reflow Profile (applicable for all Avago Technologies E-pHEMT PAs)
3.0V Characterization, Data Card Applications
Electrical Data
All tests are done in 50Ω system at Vdd1=Vdd2=Vbias = 3.0V, 25°C, unless noted otherwise.
Parameter
1900 MHz CDMA
Frequency Range
Gain (Fixed Cntl Voltage)
(Pout = 28.5 dBm)
(Pout = 13 dBm)
(Pout = -5 dBm)
Power Added Efficiency
Pout = 28.0 dBm
Pout = 16 dBm
Total Supply Current
ACPR @ ± 1.25 MHz offset
ACPR @ ± 1.98 MHz offset
Quiescent Current
Input VSWR
(Pout = 28.5 dBm)
(Pout = 16 dBm)
Noise Figure
Noise Power @ 80 MHz offset in 1930 - 1990 MHz
Stability (Spurious): Load VSWR 5:1
Harmonic Suppression
2Fo
3Fo
Units Min
Typ
Max
Comments
MHz
1850
1910
dB
26
dB
28
dB
28
%
42
%
8.5
mA
500
100
30
dBc/30 kHz
-43
dBc/30 kHz
-56
mA
60
2.0:1
2.5:1
dB
4.5
dBm/Hz
-141
dBc
-50
dBc
-40
dBc
-40
Vcntl = 2.5V
Vcntl = 2.5V
Vcntl = 2.5V
Vcntl = 2.5V
Vcntl = 2.5V
Pout = 28.0 dBm, Vcntl= 2.5V
Pout = 13 dBm, Vcntl= 1.6V
Pout = -5 dBm, Vcntl= 1.2V
Pout - 28.5 dBm
Pout - 28.5 dBm
Pout - 28.5 dBm, Vcntl = 2.5V
All phases
7