not at all: filter / block cap would be to small... 47u is a lot or more than enough... in some other place - same chips -Espruino on ESP8266 ESP-09 - 1 powerful cm2 I went even more over board: 2202u - haha - but the powering was different...
150mA is for sure not enough since the spike pushes towards 500mA - more details at ESP8266 killing itself? on http://www.ondrovo.com - Article published 2017-02-05 by Ondřej Hruška. (Was first useful link I found... and turned out quite a good catch, because:) Even more details on this site: Determining the ESP8266 power consumption. Attached a visual summary...
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