RF Micro Devices Inc.

7628 Thorndike Road, Greensboro, NC 27409-9421

DS131018

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.

9 of 11

RFHA1004

Bias Instruction for RFHA1004 Evaluation Board



ESD Sensitive Material. Please use proper ESD precautions when handling devices of evaluation board.



Evaluation board requires additional external fan cooling.



Connect all supplies before powering evaluation board.

1. Connection RF cables at RFIN and RFOUT.

2. Connect ground to the ground supply terminal, and ensure that both the VG and VD grounds are also connected to this ground

terminal.

3. Apply -5V to VG.

4. Apply 52V to VD.

6. Turn on the RF input.



Typical test data provided is measured to SMA connector reference plane, and include evaluation board/broadband bias

network mismatch and losses