EEVblog
Автор: EEVblog
Загружено: 2014-02-11
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Описание:
Part 3 in the Precision Current Source series.
Dave breadboards a classic precision low current source circuit using the 10V REF102 voltage reference to generate accurate 1mA and 1uA currents.
Also some talk about the errors in a typical precision circuit like this.
Part 2: • EEVblog #577 - Precision 1A Current Source...
Part 1: • EEVblog #567 - Precision 1A Current Source
REF102: http://www.ti.com/lit/ds/sbvs022b/sbv...
App Note: http://www.ti.com/lit/an/sbva001/sbva...
OPA277: http://www.ti.com/lit/ds/symlink/opa4...
VishayPG VHP100: http://www.vishaypg.com/docs/63003/vh...
Forum: http://www.eevblog.com/forum/blog/579...
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