0-30V, 2mA-3A szabályozható stabilizált DC tápegység
====================================================

Alkatrész lista a módosított, 30VAC bemenő feszültségű tápegységhez.

R1  = 2.2 KOhm 3W (2.2 KOhm 1W)
R2  = 82 Ohm 1/2W (82 Ohm 1/4W)
R3  = 220 Ohm 1/2W (220 Ohm 1/4W)
R4  = 4,7 KOhm 1/4W
R5  = 10 KOhm 1/4W
R6  = 10 KOhm 1/4W
R7  = 0,47 Ohm 10W (0,47 Ohm 5W)
R8  = 27 KOhm 1/4W
R9  = 2,2 KOhm 1/4W
R10 = 270 KOhm 1/4W
R11 = 27 KOhm 1/4W
R12 = 56KOhm 1/4W
R13 = 10 KOhm 1/4W
R14 = 1,2k (1,5 KOhm 1/4W)
R15 = 100 (1 KOhm 1/4W)
R16 = 1 KOhm 1/4W
R17 = 33 Ohm 1/4W
R18 = 56KOhm 1/4W
R19 = 2,2 KOhm 1/4W
R20 = 10 KOhm 1/4W
R21 = 10 KOhm 1/4W
R22 = 3.9 KOhm 1/2W (3.9 KOhm 1/4W)
R23 = 0,1 Ohm 1W
R24 = 0,1 Ohm 1W

RV1 = 100K trimmer
P1  = 10KOhm  linear pontesiometer
P2  = 10KOhm  linear pontesiometer

C1  = 4.700 uF/63V (3.300 uF/50V electrolytic)
C2  = 47uF/50V electrolytic
C3  = 47uF/50V electrolytic
C4  = 100nF polyester
C5  = 220nF (200nF polyester)
C6  = 100pF ceramic
C7  = 10uF/50V electrolytic
C8  = 330pF ceramic
C9  = 100pF ceramic
C10 = 47uF electrolytic
C11 = 100nF ceramic
C12 = 100nF ceramic
C13 = 100nF ceramic

D1, D2, D3, D4 = 5A or more, Bridge rectifyer (1N5402,3,4 diode 2A)
D5  = 1N4148
D6  = 1N4148
D7  = BZX 5v6
D8  = BZX 5,6V
D9  = 1N4148
D10 = 1N4148
D11 = 1N4001 diode 1A

Q1 = BD139 (BC548, NPN transistor or BC547)
Q2 = BD139 (2N2219 NPN transistor)
Q3 = BC557, PNP transistor or BC327
Q4 = 2N3055 NPN power transistor
Q5 = 2N3055 NPN power transistor

U1  = OPA 445 (TL081, operational amplifier )
U2  = OPA 445 (TL081, operational amplifier )
U3  = OPA 445 (TL081, operational amplifier ) 

D12 = LED diode

F1 = 3,15A
F2 = 3,15A


Egyéb
-----
3db - Négy lábú ic foglalat, 
2db - biztosíték foglalat
1db - kapcsoló 250V