MGA-43228-TR1G Avago Technologies US Inc., MGA-43228-TR1G Datasheet - Page 14

• Manufacturer Part Number: MGA-43228-TR1G
• Description: 29dBm Linear PA 2.3-2.5GHz
• Manufacturer: Avago Technologies US Inc.

Specifications of MGA-43228-TR1G

• Current - Supply: 500mA
• Frequency: 2.3GHz ~ 2.5GHz
• Gain: 38.5dB
• Noise Figure: 2.1dB
• P1db: 35.5dBm
• Package / Case: 28-VFQFN Exposed Pad
• Rf Type: 802.16 WiMAX
• Test Frequency: 2.4GHz
• Voltage - Supply: 5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Demonstration Board Top View
Figure 35. Demonstration board application circuit for MGA-43228 module
14
MGA-43228
C25
(B)
Pins pointing out of the page
RFIN
13 14 15 16 17 18
24 23 22 21 20 19
12 11 10 9 8 7
1 2 3 4 5 6
0V (normal gain)
(Unit is on top)
+5V (low gain)
Vbyp
Vdd1
+5V
C13
C14
C26
R2
C15
C16 C18
C7
C5
+2.1V
Vdd2
+5V
MGA-43228
C4 L1
C17
R3
Vc
C19
C20
R4
C8
R1
C21
C22
Vbias
+5V
Vdd3
+5V
C27a
C27b
C11
C12
(Output)
C10
Vdet
C9
RFOUT
RO4350
DK 3.48
H 10mil
W 0.57mm
G 0.59mm
DEC'09
MGA-43228
C25
(B)
RFIN
C28
0V (normal gain)
+5V (low gain)
Vbyp
Vdd1
+5V
C13
C14
C26
R2
C15
C16 C18
C7
C5
+2.1V
Vdd2
+5V
MGA-43228
C4 L1
C17
R3
Vc
C19
C20
R4
C8
R1
C21
C22
Vbias
+5V
Vdd3
+5V
C27a
C27b
C11
C12
Bill of materials
Note:
For performance optimization, control voltage for individual stages
can be adjusted by varying R2, R3 and R4 resistor values.
(Output)
Component
C9
C1, C5,
C11, C22
C7, C13,
C25, C28
C4
C8
C12
C26
C27a
C27b
C23
L1
R1
R2
R3
R4
C10
Vdet
C9
RFOUT
RO4350
DK 3.48
H 10mil
W 0.57mm
G 0.59mm
DEC'09
C28
Value
22uF
0.1uF
7.5pF
8.2pF
2.4pF
2.2pF
0.4pF
1.8pF
2.0pF
22nF
1.0nH
0:
1200:
300:
1200:
Application board pin header
assignments
Pin 1 : Vdd3 (Sense)
Pin 2 : Vdd3 (Force)
Pin 3 : Vdd2 (Sense)
Pin 4 : Vdd2 (Force)
Pin 5 : Vdd1 (Sense)
Pin 6 : Vdd1 (Force)
Pin 13 : Vbyp
Pin 14 : Vc1 (Not used)
Pin 15 : Vc2
Pin 16 : Vc3 (Not used)
Pin 17 : Vbias
Pin 18 : Vdet
Other pins are grounded
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