Uploaded August 2023 | Updated September 2026, 2 weeks ago

---

Time and Voltage adjustable DC-DC voltage regulator circuit. Max 33V & Max 5A (90W).
To make a voltage reducing circuit that works for the time we have determined.

Resistors: https://s.click.aliexpress.com/e/_DdcnCxd
Capacitors (1uF, 10uF, 470uF): https://s.click.aliexpress.com/e/_DEyLDmX
Capacitors (0.1uF/100nf, 0.33uF/330nF): https://s.click.aliexpress.com/e/_Dknpqxl
Diodes: https://s.click.aliexpress.com/e/_DeMCDjv
NE555 IC: https://s.click.aliexpress.com/e/_DeMCDjv
Trimpot (5K, 100K): https://s.click.aliexpress.com/e/_DF7rXyx
7809: https://s.click.aliexpress.com/e/_DnKSjXD
LM317: https://s.click.aliexpress.com/e/_DFHimKj
5mm LED: https://s.click.aliexpress.com/e/_DFxp6l1
Tactile push button (6x6x5): https://s.click.aliexpress.com/e/_DBh8dAf
TIP35C: https://s.click.aliexpress.com/e/_DEBvylt
Heatsink (To 220): https://s.click.aliexpress.com/e/_DkC3Ry7
Heatsink (to 247): https://s.click.aliexpress.com/e/_DkJWxin
Single Side Copper PCB: https://s.click.aliexpress.com/e/_DD2XNgx
Heat-Shrink: https://s.click.aliexpress.com/e/_DnMQjEj

Mini Drill Bits: https://s.click.aliexpress.com/e/_DBZ9sTH
PCB Transfer Paper: https://s.click.aliexpress.com/e/_DCiJnxt

80W soldering iron: https://s.click.aliexpress.com/e/_DD75tWX
Digital Multimetre AC DC A830L : https://s.click.aliexpress.com/e/_DmjzgOJ
Digital Multimetre AC DC ANENG XL830L : https://s.click.aliexpress.com/e/_DEJiyIP
UT61 Profesyonel Digital Multimetre Tester: https://s.click.aliexpress.com/e/_DmtkrmJ

Thanks for watching. If you want to support, join this channel.
youtube.com/channel/UCgjJGE17yfovAvWUzEJFENA/join

CIRCUIT SHEMATICS & DETAILS: rcpano.net/2023/08/17/timer-voltage-regulator-90w-diy-1-25-33v-adjustable-regulator-circuit

My website: rcpano.net

#Diyelectronic #makingvideos

Thank you for watching. Please Share, Like and Subscribe for More Amazing Videos.
All of my videos: youtube.com/c/KendinYap-Video/videos

00:00 Intro
00:09 Preparing the PCB
02:15 Drilling PCB holes
03:12 Timer Circuit
04:29 Timer Test
05:10 Regulator Circuit
06:62 Testing and using the circuit