RF2196 Ver la hoja de datos (PDF) - RF Micro Devices

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componentes Descripción

Fabricante

RF2196

3V PCS LINEAR POWER AMPLIFIER

RF Micro Devices 

RF2196

2

Preliminary

Evaluation Board Schematic

US - CDMA

RF IN

C5

15 pF

C24

3.6 pF

TL4

P1

P1 1 VCC

P1

P2 1 VREG

P1

P1

P3 1 VMODE P4 1 GND

C26

1 uF +

R12

Jumper

C27

15 pF

P2

R11

Jumper

R1

1 kΩ

P3

C13

15 pF

1 16 15 14 13

2

12

3

11

4

10

56789

C30

TL3

11 pF

L2

Ferrite

10 Ω

C6

15 pF

C8

C25

10 nF + 1 uF

P1

L4

12 nH

C1** TL1

4.7 pF

L1*

2.5 nH

TL2

C7

2.2 pF

C4

15 pF

C28

10 nF

C2

4.7 uF

Pins 1 and 9 are internally grounded to the die flag.

Board

CDMA (US)

C30 (pF) C1 (pF)

11

4.7

L1 (nH) C14 (pF)

2.5

2.2

C14**

2.2 pF

C3

15 pF

* L1 is a High Q inductor (i.e., Coilcraft 0805HQ-series).

**C1 and C14 are High Q capacitors

(i.e., Johanson C-series).

RF OUT

Transmission

Line Length

CDMA (US)

TL1

30 mils

TL2

140 mils

TL3

15 mils

TL4

200 mils

2-208

Rev A0 010518

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