RF2131PCBA Ver la hoja de datos (PDF) - RF Micro Devices

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RF2131PCBA

HIGH EFFICIENCY AMPS/ETACS AMPLIFIER

RF Micro Devices 

RF2131

Application Schematic 1

Optimized for Efficiency at 4.8V

VCC VPC

10 nF

VCC

100 nF 100 pF

2

33 pF

10 nF

RF IN

VCC

1

100 nF 2

3

4

5

6

100 pF

7

8

100 pF

BIAS

16

10 nH

15

14

4.7 pF

13

2.7 nH 0.200"

100 pF

RF OUT

12

5.6 pF

11

10

4.7 pF 10 nH

9

33 pF

This schematic defines the optimum configuration for maximum efficiency at 4.8V. Under these conditions, as can be

seen in the data plots, the power drops at 4.0V. Over 70% power-added efficiency can be achieved at +30.8dBm with

4.8V and +8dBm input level with this implementation.

2-104

Rev B4 010417

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