參數(shù)資料
型號: ADL5604ACPZ-R7
廠商: ANALOG DEVICES INC
元件分類: 放大器
英文描述: 700 MHz - 2700 MHz RF/MICROWAVE WIDE BAND MEDIUM POWER AMPLIFIER
封裝: 4 X 4 MM, ROHS COMPLIANT, MO-220-VGGC, LFCSP_VQ, 16 PIN
文件頁數(shù): 7/24頁
文件大?。?/td> 609K
代理商: ADL5604ACPZ-R7
ADL5604
Rev. A | Page 15 of 24
APPLICATIONS INFORMATION
BASIC LAYOUT CONNECTIONS
The basic connections for operating the ADL5604 are shown in Figure 35.
RFIN
VBIAS
RFOUT
12
VCC2
11
VBIAS
10
RFIN
9
RFIN
1
2
3
4
13
8
14
7
15
6
16
5
ADL5604
GND1
GND GND GND GND
VCC1
L1
16nH
VCC2
VBIAS
GND2
R9
0
R10
0
R6
0
R8
0
R3
OPEN
L2
OPEN
R4 OPEN
GND3
AD8009
C15
0.1F
R1
301
–VS
+VS
U2
NOTE 1
C5
2.4pF
C2
22pF
R2
0
R5
0
NOTES
1. THE COMPONENTS CONTAINED INSIDE THE DASHED BOX ARE ONLY REQUIRED IF IT IS
DESIRED TO POWER DOWN THE ADL5604.
C1
0
C3
1.3pF
C4
2.7pF
C11
10nF
C12
0.1F
C9
10nF
C10
0.1F
C6
10nF
C7
0.1F
C8
10F
RFOUT
C14
0.1F
08220-
035
Figure 35. Basic Connections
Power Supply
The voltage supply for the ADL5604, which ranges from 4.75 V
to 5.25 V, should be connected to the VCC1 pin. The dc bias to
the output stage is supplied through L1 and is connected to the
RFOUT pin. Three decoupling capacitors, C6, C7, and C8, are
used to prevent RF signals from propagating on the dc lines. The
VBIAS and VCC2 pins are connected to the main supply voltage,
VCC1, through the R2 and R5 resistors. Additional decoupling
capacitors, C9, C10, C11, and C12, are required on the VCC2
and VBIAS pins.
RF Input Interface
Pin 1 and Pin 2 are the RF input pins for ADL5604. The RF
input is easily matched with two or three components and a
microstrip line used as an inductor. If additional inductance is
required, C3 can be replaced with an inductor. See the ADL5604
Match section for the component values and spacing for the
different frequency bands.
RF Output Interface
Pin 9 to Pin 12 are used as the RF output pins. The C5 shunt
capacitor and the inductance from the microstrip line match RF
output to 50 Ω. See the ADL5604 Match section for the com-
ponent values and spacing for the different frequency bands.
Power-Down Circuit
Device U2 and its associated circuitry can be used to power
down the ADL5604. To connect U2, remove the R2 resistor and
place a 0 Ω resistor in place of R4.
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