Classic Reference 78xx power supply linear regulator 3.3V 5V +-12V Maximize

Classic Reference 78xx power supply linear regulator 3.3V 5V +-12V

  • For beginner: the low cost and high c/p linear regulator
  • For expert: the classic reference to compare new power supply circuit
  • 58% lower noise than other 78xx regulator

More details

  • 3.3V+5V
  • Dual 3.3V+5V
  • +-12V
  • Dual +-12V

USD14.95

On sale On sale!

-USD15.00

USD29.95

This item includes PCB and all thru-hole component are not soldered.

This is the best classic reference linear regulator for both beginner and expert.

  • For beginner: the low cost and high c/p linear regulator
  • For expert: the original classic reference when compare to the advantage of newer power supply circuit


Feature:

1) Panasonic EEUFC EEUFR low ESR capacitor and all electronic component are sourced from authorized distributor Arrow Electronics directly (guarantee no fake product from China)

2) High quality 304 stainless steel m3 screw for headsink to avoid rust after few months of use which commonly seen in low quality diy kit.

3) 58% lower noise than other 78xx regulator.

4) Easy customization and upgrade with preallocated footprint space for additional 5mm spacing decoupling film capacitor, LED and 5mA loading etc.

5) The PCB follows the official demo circuit for guarantee performance.

6) Compact size 60mm x 90mm

Bill of material for different voltage output option:

DescriptionPart numberQty3.3v+5vDual 3.3v+5V+-12vDual +-12V
Panasonic low ESR CapacitorEEUFC1E5622x1x1x1x1
Onsemi or equivalent1N40028x1x1x1x1
Nylon PA66 Hex standoffM3 20+6mm4x1x1x1x1
Green terminal block header 2P 5.08MM 2x1x1x1x1
Green terminal block 2P 5.08MM 2x1x1x1x1
       
Panasonic low ESR CapacitorEEUFR1C1022x1x2x1x2
Onsemi or Equivalent1N40024x1x2x1x2
Aluminum Heatsink16x11x21mm2x1x2x1x2
304 stainless steel screwM3 6mm2x1x2x1x2
       
Blue terminal block2P 5MM2x1x200
JST 2.5mm 2P ConnectorB2B XH-A2x1x200
Texas Instruments +3.3V regulatorUA78M331x1x200
Fairchild +5V regulator or equivalentLM7805ACT1x1x200
       
Fairchild +12V regulator or equivalentLM7812ACT100x1x2
Fairchild -12V regulator or equivalentLM7912100x1x2
Blue terminal block3P 5MM100x1x2
JST 2.5mm 3P ConnectorB3B XH-A100x1x2
       
3.3v+5V Bare PCB7805M331x1x1x1x1
+-12V Bare PCB781279121x1x1x1x1


Assembly Instruction:

1) Double check the polarity of the capacitor and diode is correct before connect AC power input to the PCB, the capacitor will explode immediately if it is reversed connected. No return is accepted after the pcb is soldered.

2) Please read directly from the PCB and the official 78xx datasheet for usage detail.

http://www.ti.com/lit/ds/symlink/ua78m33.pdf

https://www.fairchildsemi.com/datasheets/LM/LM7805.pdf

https://www.fairchildsemi.com/datasheets/LM/LM7812.pdf

This item is in limited stock, maximum 5pcs per buyer. Please contact us if you want to buy more than 5, thanks.

  • Length 90mm
  • Width 60mm
  • Thickness 1.6mm

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Classic Reference 78xx power supply linear regulator 3.3V 5V +-12V

Classic Reference 78xx power supply linear regulator 3.3V 5V +-12V

  • For beginner: the low cost and high c/p linear regulator
  • For expert: the classic reference to compare new power supply circuit
  • 58% lower noise than other 78xx regulator

Write your review