alm-32120 Avago Technologies, alm-32120 Datasheet - Page 5

• Manufacturer Part Number: alm-32120
• Description: 2 Watt High Linearity Amplifer
• Manufacturer: Avago Technologies

Note:
To supply Vdd1 and Vdd2 individually, remove R4 and supply Vdd1 from
pin 1,2 and Vdd2 from pin 19,20
Figure 6. Demo board application schematics and components table
Demo board layout
Figure 7. Demo board layout diagram
1. Recommended PCB material is 10 mils Rogers RO4350, with FR4 backing for mechanical strength.
2. Suggested component values may vary according to layout and PCB material.
5
Module
To
B
50
-
Ohms TL
R3
20 19 18 17 16 15 14 13 12 11
1 2 3 4 5 6 7 8 9 10
Pins pointing out of the page
Vdd 1 – Pin 1, 2
Vsense1 – Pin 3
Vdd 2 – Pin 19, 20 (optional)
Vsense2 – Pin 18 (optional)
Vctrl – Pin 8
Other pins are grounded
B
C7
C3
match
Input
Unit is on top
13
Bias
8
C6
C2
18
3
R2
R1
1,2
Output
match
C9
C5
R4
A
C8
C4
50
C10
-
C1
Ohms TL
RF
input
To
A
Z2
Z1
Circuit Symbol Size
C1, C10
C2, C4, C9
C3, C5, C8
C6, C7
R1, R2
R3
R4
Z1, Z2
10
0805
0402
0402
0402
1206
0402
0805
0805
Value
2.2uF
0.1uF
10nF
Not Used
0 Ohm
Not Used
0 Ohm
Not Used
1
Description
Ceramic Chip Capacitor
Ceramic Chip Capacitor
Ceramic Chip Capacitor
N/A
Chip Resistor
N/A
Chip Resistor
Zener Diode 5.6V
(Optional)
20 pin Connector
RF
output