10/05/2009

0-30V. 1A.REGULATOR POWER SUPPLY CIRCUIT

0-30V. 1A.REGULATOR POWER SUPPLY CIRCUIT DIAGRAM
Device list
Resistor
R1,R2,VR1 = 10K
R4 = 100KR5 = 1K
Capacitor
C1,C2 = Electrolyte 470 uf/35 V.
C3 = Electrolyte 100 uf/35 V.
Semiconductor
Q1-Q2 = BC337
Q3 = 2SC1061
D1-D4,D5 = 1N4001
Other
T1 = Transformer step down input 220 Vac output 24 Vac 1A.