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WEBENCH® Tools/TPS561201: Step Down BUCK for RF (recommendation )

Part Number: TPS561201

Tool/software: WEBENCH® Design Tools

Hello

We make a RF Gate way

Power supply is 12 rail line and Solar panel + batteries .

we have RF 2.4 wifi Transmitter . 500mA peak (3.3V)

2x 915Mhz or 2x433Mhz  100mA peak (3.3V)

1 Mcu 8 mhz External clock 200mA max with analogue  circuits  (3.3V)

1.  in order to get best results in current and voltage   should we use step down to 5v- and ldo from 5v to 3,3V ?

2. base on those on board frequency RF what working RF stepdown & ldo  should we select ?

thanks yaniv

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