0.5 W, 2.4 GHz Power Amplifier

AM52-0024

Specifications subject to change without notice.

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V 1.4

RF

IN

+V

DD

RF

OUT

L2

1

2

3

4

5

6

7

8

T2

C2

C4

3

C1

T1

L1

R1

T3

T4

C5

T5

C6

T6

C3

Full-Downset Paddle

To Board Ground

T7

T8

Evaluation Board Schematic

List of components:

C1 – C4 = 100 pF multilayer ceramic chip capacitor (Dielectric Labs C11AH101K5TXL)

C5 = 2.0 pF multilayer ceramic chip capacitor (Dielectric Labs C11AH2R0B5TXL)

C6 = 1.2 pF multilayer ceramic chip capacitor (Dielectric Labs C11AH1R2B5TXL)

R1 = 300

Ω chip resistor (P300ECT -ND)

L1 = 1.8 nH chip inductor (Toko TKS2360CT -ND)

L2 = 27 nH chip inductor (Coilcraft 1008CS-270XKBB)

Transmission Line

Length

Width

T1

0.15 inches

0.077 inches

T2

0.21 inches

0.077 inches

T3

0.11 inches

0.077 inches

T4

0.16 inches

0.026 inches

T5

0.13 inches

0.077 inches

T6

0.16 inches

0.077 inches

T7

0.13 inches

0.026 inches

T8

0.07 inches

0.026 inches

* Lengths and widths are given for a 0.060 inch thick FR-4 board

(distance between RF and ground planes) with dielectric constant

of approximately 4.3.

4