RF Micro Devices Inc.

7628 Thorndike Road, Greensboro, NC 27409-9421

DS140530

For sales or technical support, contact RFMD at +1.336.678.5570 or customerservice@rfmd.com.

The information in this publication is believed to be accurate. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents or other rights of

third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent rights of RFMD. RFMD reserves the right to change component circuitry, recommended

application circuitry and specifications at any time without prior notice.

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RFAC3612

Equivalent Model

Cs

Ls/2

Rs

Cp

Cp

RF1

RF2

Rp2

Rp2

Rp1

Ls/2

Rp1

Equivalent Circuit Model Parameters

Variable

Equation (State = 0, 1, ..., 63

Units

Cs

0.199 * state + 0.46

pF

Rs

37 / (State + 35 / (state + 0.3)) +0.25

Ω

Rp1

2.5

Ω

Rp2

4800

Ω

Cp

0.4

pF

Ls/2

0.4

nH

NOTE: Equivalent circuit will provide simulation results very close to actual, but for best accuracy request s-parameters kit.