Stueckliste Spannungsstabilisierungsschaltung MAG 2,5 Partlist Voltage Stabilising MAG 2,5 (13.02.2015) ===================================================== Widerstand / Resistors (5%, 0,25W): ----------------------------------- R1: 2,7 kOhm R2: 1,8 kOhm R3: 6,8 kOhm R4: 10 Ohm R5: 1 kOhm R6: 10 kOhm R7: 820 Ohm / 1% R7a: 10 kOhm Trimmer R8: 1k Ohm R9: 8,2 kOhm R10: 10 kOhm R11: 4,7 kOhm / 5% / 5W R12,13: 100 Ohm R14: 8,2 kOhm R15: 56 kOhm R16: 50 Ohm / 10W (better: 20W) R17: 47 Ohm Kondensatoren / Capacitors: --------------------------- C1: 22 µF / 63V Elko, axial C2,3: 100 µF / 63V Elko, axial C4: 10 nF / 400V (MetallPaper (MP) Type) C5: 150 nF / 100V (MP Type) C6: 0,22 µF / 275V (MP Type, X2, RM 20-22,5) C7: 0,47 µF / 275V (MP Type, X2, RM 25-27,5) C8,9,12: 0,1 µF / 275V (MP Type, X2, RM 15-20) C10,11: 2,2 nF / 250V (MP Type, X2, RM 10) Halbleiter / Semiconductors: ---------------------------- T1,2: 2N2905 or BC557 T3: 2N1711 T4: 2N1671A (P-Channel Unijunction Transistor, replacement type: 2N2646) T5: SC141D, Si-Triac, 400V, 10A, 50mA IGate (Replacement: BTA 16-600B(W)) Z1: Zehnerdiode, ZPD 13V Z2: Zehnerdiode, ZPD 3V Z3: Zehnerdiode ZPD 6,2V Z4: Zehnerdiode ZPY 22V (1,3W) D1-3: Si-Diode, 1N4007 or 1N4003 G1-3: 2KBB80, Si-Rectifier 800V / 2A (Replacement: 2KBB100, 1000V/2A) V1: Varistor 470V, Zenamic Z471 3L (Replacement: EPCOS B72210S301K101) Drosseln,Transformatoren / Saturating Chokes,Transformers: ---------------------------------------------------------- TR1: Schaffner IT237 Pulse Transformer TR2: Schaffner RI 109 PC Saturating Choke (2A) First Aid - what should be replaced in case of problems: -------------------------------------------------------- R16: 50 Ohm / 10W: De-solders itself often. Use 3x 150 Ohm / 5W as replacement. C6: 0,22 µF / 275V (MP Type, X2, RM 20-22,5): Explodes often. Use X2 Version! If there is no X2, use at least 1000V version. C7: 0,47 µF / 275V (MP Type, X2, RM 25-27,5): Explodes often. Use X2 Version! If there is no X2, use at least 1000V version. C8,9,12: 0,1 µF / 275V (MP Type, X2, RM 15-20): Explode often. Use X2 Version! If there is no X2, use at least 1000V version. C10,11: 2,2 nF / 250V (MP Type, X2, RM 10): Explode often. Use X2 Version! T5: SC141D, Si-Triac, 400V, 10A, 50mA IGate: Dies often together with R16. Replace with min. 600V / 16A Triac: BTA 16-600B. Be sure replacement has 50mA IGate - otherwise MAG would produce 300V Output! G1-3: 2KBB80, Si-Rectifier 800V / 2A (Replacement: 2KBB100, 1000V/2A) Dies often together with T5 (Triac). Use at least 500V, better 1000V replacement V1: Varistor 470V, Zenamic Z471 3L (Replacement: EPCOS B72210S301K101) Dies often together with G or T5 (Triac).