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參數(shù)資料
| 型號(hào)： | ALT6720RM45P9 |
| 廠商： | ANADIGICS INC |
| 元件分類： | 放大器 |
| 英文描述： | 832 MHz - 862 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER |
| 封裝： | 3 X 3 MM, 1 MM HEIGHT, ROHS COMPLIANT, M45, 10 PIN |
| 文件頁數(shù)： | 5/9頁 |
| 文件大?。?/td> | 457K |
| 代理商： | ALT6720RM45P9 |
Data Sheet- Rev 2.0
06/2011
ALT6720
5
APPLICATION INFORMATION
To ensure proper performance, refer to all related
Application Notes on theANADIGICS web site:
http://www.anadigics.com
Shutdown Mode
Thepoweramplifiermaybeplacedinashutdownmode
byapplyinglogiclowlevels(seeOperatingRanges
table)totheVEN,VMODE1 andVMODE2 voltages.
Bias Modes
The power amplifier may be placed in either Low,
Medium or High Bias modes by applying the
appropriatelogiclevel(seeOperatingRangestable)
Table 5: Bias Control
totheVMODEpins.TheBiasControltablebelowlists
the recommended modes of operation for various
applications.
Threeoperatingmodesarerecommendedtooptimize
currentconsumption.HighBias/HighPoweroperating
modeisforPOUTlevels>16dBm.At~16dBm-7dBm,
thePAcouldbeswitchedtoMediumPowerMode.For
POUTlevels<~7dBm,thePAcouldbeswitchedtoLow
PowerModeforextremelylowcurrentconsumption.
Figure 3: Evaluation Board Schematic
APPLICATION
POUT
LEVELS
BIAS
MODE
VEN
VMODE1
VMODE2
VCC
VBATT
Lowpower
(LowBiasMode)
<+7dBm
Low
+1.8V
3.2-4.35V
>3.2V
Medpower
(MediumBiasMode)
>+7dBm
<+16dBm
Low
+1.8V
0V
3.2-4.35V
>3.2V
Highpower
(HighBiasMode)
>+16dBm
High
+1.8V
0V
3.2-4.35V
>3.2V
Shutdown
-
Shutdown
0V
3.2-4.35V
>3.2V
C4
2.2F ceramic
RFIN
1
6
7
10
8
5
4
3
VBATT
VMODE1
RFOUT
RFIN
GND
VCC
VEN
CPLOUT
VCC
C1
0.01F
VBATT
VMODE1
VEN
CPLIN
29
VMODE2
C6
2.2F
C3
330pF
GNDatslug
CPLIN
CPLOUT
RFOUT
C5
100pF
0.01F
C2
VMODE2
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