c64-psu-902503-06-austauschplatine

PCB replacement for the Commodore PSU 902503-06

Rev 0.1.3: with Murata OKR-T/3-W12-C or Traco TSR 3-1250

U1 Murata OKR-T/3-W12-C, DC/DC-converter, print 3 A 15 W

alt U1 Traco TSR 3-1250 (C5, C6, C7 not recommended)

C1 electrolytic capacitor radial 7.5 mm 4700 μF 25 V 20 % (B x H) 16 mm x 35,5 mm -> Wuerth Elektronik WCAP-ATG5 860020480026

C2 electrolytic capacitor radial 3.5 mm 220 μF 25 V 20 % (B x H) 8 mm x 11,5 mm -> Wuerth Elektronik WCAP-ATLI 860080474010

C3, C4 electrolytic capacitor radial 3.5 mm 150 μF 25 V 20 % (B x H) 8 mm x 11,5 mm -> Wuerth Elektronik WCAP-ATLI 860080474008

C5, C7 ceramic capacitor SMD 1206 oder 1210 22 μF 25 V 20 % X5R oder X7R

C6 ceramic capacitor SMD 1206 oder 1210 1 μF 25 V 20 % X5R oder X7R

L1 inductance encapsulated radial RM 5 mm 8.2 μH 0.024 Ohm 2.60 A -> Panasonic ELC09D8R2DF

D1 bridge rectifier SIL-4 100 V 8 A -> Diotec KBU8B

D2 zener diode DO-41 axial zener-voltage 6.2 V power (max) P(TOT) 1.3 W -> Diotec ZPY6.2

F1,F2 fuse holder suitable for microfuse 5 x 20 mm 6.3 A 250 V/A -> 2x ESKA 120700

F1,F2 microfuse (B x L) 5 mm x 20 mm 1.6 A 250 V Traege -T- contens 10 pcs. -> ESKA 522519

RV1,RV2 disc varistor 30VAC 0,6W RM 7,5 -> Epcos S10K20 B72210S200K101

RV3 trimmer 25-Gang linear 0.5 W 500 Ohm 9000 ∞ -> Weltron WEL3296-Y-501-LF

note:

C1 max. diameter 18mm

C2,C3,C4 low impedance

C2,C3,C4 max. diameter 8mm