[sdiy] get 5V from 12V - DC-DC converter or 7805?

[MTG]

What about an LDO if the current draw isn't much?  I used these a long 
time ago:

LP2950ACZ-5.0

https://www.ti.com/store/ti/en/p/product/?p=LP2950ACZ-5.0/NOPB

GB


On 12/27/2020 2:18 PM, Tony Allgood wrote:
> The OKI-78SR-5/1.5-W36-C is pin compatible with a traditional 7805 
> linear regulator. The disadvantage is that it is more expensive and 
> creates a small amount of high frequency noise that is both radiated 
> and into the power rails. The amount of noise depends on the current 
> draw from the +5V line, with greater currents creating more noise.
>
> If the current draw is less than 100mA, I'd be tempted to use a 78M05.
>
> Tony
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