March 12, 2017

Interesting Components

ST makes a device called the "LDF", which is a 1 amp low dropout voltage regulator. Dropout is 500 mV. It has 5 pins. In, Out, Gnd, Enable, and Adjust. It is available in fixed output and adjustable versions.

PCF8574T is an 8 bit i2c expander. PCF8575T is a 16 bit i2c expander. Both are available cheap on Aliexpress


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Tom's Electronics pages / tom@mmto.org