Regulators lm75xx in series : 12v to 5v
91831
Using series of LM 78XX for power supply
83294
How can i drive a 5v 120VAC 80mA with 15A contacts with a raspberry pi?
74913
What's up with the operating voltages 5 V, 3.3 V, 2.5 V, 1.8 V, etc.?
147687
Practical way to generate 1500V?
32314
Buck Converter Control Scheme- Why isn't just a comparator not enough?
110088
What happens if the input of a voltage regulator gets out of the operating range?
68474
Output voltage calculation for full wave bridge rectifier
141150
Undervolting PC Fan from 12V to 7V
82738
Sense Automotive 12V Circuit from 3.3V microcontroller safely
7621
Reducing voltage with resistors
28526
Power, Voltage, Current Supplies
87050
High-side switch 24V 6mA control by Arduino
70745
Connecting two DC wallwarts in series - to produce dual DC supply
69660
Different voltage sources in parallel
117214
Does the output bypass capacitor of an LM7805 double as a decoupling capacitor?
34160
Is there any bidirectional 5v-3.3v level shifter?
32052
how to reduce DC voltage using resistors?