參數(shù)資料
型號: ACPM-7833-BLK
廠商: AGILENT TECHNOLOGIES INC
元件分類: 放大器
英文描述: 1850 MHz - 1910 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
封裝: 4 X 4 MM, 1.10 MM HEIGHT, SMT, 10 PIN
文件頁數(shù): 4/21頁
文件大小: 182K
代理商: ACPM-7833-BLK
12
2. Step Bias Control and Dynamic
Bias Control (if controled PDM1)
The PDM1 output from the
baseband IC can be used to
create a software-programmable
voltage, to be used at the phone
designer’s discretion. To get high
efficiency and better ACPR, the
phone designers can change
control voltage of the PA by
adjusting PDM1 voltage accord-
ing to output power of PA. A
caution when using this
Power Mode
PA_ON
Vcntl
Power Range
Shut Down
LOW
0V
Low Power
HIGH
1.2V
~ -5 dBm
Mid Power
HIGH
1.6V
-5 dBm ~ 13 dBm
High Power
HIGH
2.5V
13 dBm ~ 28.5 dBm
approach— careful consideration
must be made to to avoid an
abrupt discontinuity in the
output signal when the step bias
control voltage is applied.
The figure below is an example of
how to control the PA for
multiple bias points using the
PA_ON and Vcntl pins.
To Duplexer
Battery
Vdd1
Vdd2
Vcntl
PA
TxIC
Switch Circuit for PA
Baseband
IC
C1
R1
PA_ON
PDM1
Vbias
Enable
If PDM1 can be controlled then same circuit can be used for Dynamic bias control
相關(guān)PDF資料
PDF描述
ACPM-7833-TR1 1850 MHz - 1910 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
ACPM-7833-BLK 1850 MHz - 1910 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
ACPM-7833-TR1 1850 MHz - 1910 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
AD8343ARUZ-REEL7 0 MHz - 2500 MHz RF/MICROWAVE DOUBLE BALANCED MIXER
AD8343ARUZ-REEL 0 MHz - 2500 MHz RF/MICROWAVE DOUBLE BALANCED MIXER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ACPM-7833-TR1 功能描述:射頻放大器 CDMA Amp 1850-1910MHz RoHS:否 制造商:Skyworks Solutions, Inc. 類型:Low Noise Amplifier 工作頻率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 輸出截獲點:37.5 dBm 功率增益類型:32 dB 噪聲系數(shù):0.85 dB 工作電源電壓:5 V 電源電流:125 mA 測試頻率:2.6 GHz 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 封裝:Reel
ACPM-7868 制造商:AVAGO 制造商全稱:AVAGO TECHNOLOGIES LIMITED 功能描述:5 x 5 mm Power Amplifier Module Linear Quad-Band GSM/EDGE
ACPM-7868-BLK 制造商:Avago Technologies 功能描述:PA MODULE, LINEAR EDGE, 5X5MM - Bulk
ACPM-7868-TR1 制造商:Avago Technologies 功能描述:PA MODULE, LINEAR EDGE, 5X5MM
ACPM-7881-BLK 功能描述:射頻放大器 W-CDMA Amp 1920-1980MHz RoHS:否 制造商:Skyworks Solutions, Inc. 類型:Low Noise Amplifier 工作頻率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 輸出截獲點:37.5 dBm 功率增益類型:32 dB 噪聲系數(shù):0.85 dB 工作電源電壓:5 V 電源電流:125 mA 測試頻率:2.6 GHz 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 封裝:Reel