Post Go back to editing

Wrong LDO output voltage ADP122

I am using ADP122 3V3 fixed output LDO which outputs 4.2V with no load.

With 1k load the output goes down to 3.8V and with 0.3k back up to 4.3V.

The input voltage is 4.8V and 1uF ceramic caps (with unidentified ESR) are used at the input and output .

Any ideas ?

Parents Reply Children
No Data