AP561-F_15 Datasheet, PDF (14/17 Pages) TriQuint Semiconductor – 0.7-2.9 GHz 8W HBT Power Amplifier

AP561-F
0.7-2.9 GHz 8W HBT Power Amplifier
Evaluation Board Bias Procedure
Following bias procedure is recommended to ensure proper functionality of AP561 in a laboratory environment. The
sequencing is not required in the final system application.
Bias.
V_CC
V_PD
Voltage (V)
+12
+5
Turn-on Sequence:
1. Attach input and output loads onto the evaluation board.
2. Turn on power supply V_CC = +12V.
3. Turn on power supply V_PD = +5V.
4. Turn on RF power.
Turn-off Sequence:
1. Turn off RF power.
2. Turn off power supply V_PD = +5V.
3. Turn off power supply V_CC = +12V.
Datasheet: Rev B 09-17-13
© 2013 TriQuint
- 14 of 17 -
Disclaimer: Subject to change without notice
www.triquint.com