Classe DR3VHC free download

File name Classe-DR3VHC pwramp.pdf

R33 +V D1 1N4148 D2 1N4148 R13 Q7 MPSA56 1k Q8 MPSA56 Q? Q? Q? R20 68k R19 100 C3 10n C11 0.1u C10 4700u 75 R12 274 Q2 MPS8599 3 Q? U? LM7812CT OUT IN 1 C? 1500u MJ11016 MJ11016 R11 10k G N D 2 MJ11016 RT1 C8 0.1u Q4 R22 75k R14 R C9 30p idle curr. Q? Q6 C5 C6 10n 100u Q9 MPSA06 D3 1N4148 Q10 MPSA06 D4 1N4148 R17 33.2k R18 274k R21 100 0.47u MJ11015 MJ11015 C7 R? 200 R27 0.27 R28 0.27 5k@25c R23 0.27 R24 0.27 MJ11016 R? 511 R? 10M R? 4.99k R25 0.27 R26 0.27 L1 2.5uH R31 4.7 R29 0.27 R30 0.27 R32 4.7 C14 R9 C? Q3 C? 33.2k 5u MPS8599 MPS8599 Q? 2N4341 5u R? 100k Q5 MPS8599 MPS8599 R? 10k Q? Q? Q? 47n MJ11015 MJ11015 R10 49.9k R11 100k dc out offset R15 1.5k R16 681k C4 10n C13 0.1u C12 4700u R34 -V 75 C? 10n R? 0.1 (4//0.4) regolare bias x 1 V di caduta su queste resistenze (=10A) F? T? D? MDA3502 +V 25A C? 30mF C? 4.7u C? 0.47u C? 10n Federico Paoletti C? 30mF R? 0.1 (4//0.4) C? 4.7u C? 0.47u C? 10n F? -V 25A C? 30mF per il dr3b non VHC togliere 2 coppie di finali e togliere due resistenza da 0.4 Ohm per ogni ramo il bias si regola a 1.5v di caduta (7.5 A) i condensatori di filtro da 30 a 20 mF RV? VARISTOR C? 10n C? 10n C? 30mF C? 10n Title Classe' DR3 Very High Current (VHC) Size Document Number B dr3_vhc.sch Date: February 26, 2003 Sheet of REV