RF2186PCBA View Datasheet(PDF) - RF Micro Devices

Part Name

Description

MFG CO.

RF2186PCBA

3V W-CDMA POWER 1900MHZ/3V LINEAR POWER AMPLIFIER

RF Micro Devices 

1 2 3 4 5 6

RF2186

Preliminary

Application Schematic

W-CDMA (1920MHz to 1980MHz)

RF IN

2

15 pF

8.2 pF

10 nF + 1 µF

VREG

VMODE

+ 1 µF

15 pF

1.8 kΩ

R2

1.2 nH

1 16 15 14 13

TL3

10 nH

VCC

2

12

C30

10 nF

3

11

15 pF

4

10

56789

15 pF

L1*

15 nH TL1

15 pF 10 nF + 4.7 µF

Transmission Line Length TL1 TL2 TL3

W-CDMA

0.053" 0.140" 0.022"

C1**

TL2

C14**

Board

W-CDMA

R2 (Ω) C30 (pF) C1 (pF)

150

8.2

4.7

L1 (nH) C14 (pF)

16

2.2

15 pF

RF OUT

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

**C1 and C14 are High Q capacitors

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

2-200

Rev A2 010515

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