free download

File name 300VA_Power_Inverter_Schematic.pdf

P ower Inverter 300 watt avg. / 500 watt peak +5.1 vdc s ource LE D G reen s w +12 vdc R 13 4.7 C 35 10 uf R8 4.7 R9 2k G D1 +12 vdc , 25 A mps Input Q4 30N05 2200 uf + R1 2k D 15 16 +5.1 v R ef. C 10 1.0 uf V cc R eference R egulator 250 13 Vc Q3 30N05 D C1 R 12 2.2 + T1 D2 D3 + C6 .0033 uf R 17 10k C 30 0.01 uf R 65 390 R 16 10k 4 Os c Out 7 Dis charge Under V oltage Lockout Q Q Out A 11 G S G S C4 0.01 uf +150 vdc D4 D5 + C 34 0.01 uf R3 220k R5 220k R 14 10k 327 uA s w +12 vdc R4 5.6k R 15 10k 3 S ync Os c F /F 6 RT 5 CT + R 9 C ompens ation _ P WM Latch S _ 1 _ E rror S Amp 3.27 vdc 2 + 8 C s ofts tart C7 5k 10 uf 12 G nd 50 uA + S hut 5k Down Out B 14 R6 4.7 + S S G C 31 2200 uf R7 2k C3 0.01 uf R 11 2.2 IC 2 D Q1 30N05 D Q2 30N05 C 31 100 uf R 20 220k S G 3525A D +150 vdc D +5.1 vdc 10 Q5 IR F 630 Q6 IR F 630 G S +5.1 vdc s w +12 vdc 2 _ R 34 4990 + s w +12 vdc R 34 10 R 50 14k cold R 46 10k R 41 15k C 25 0.01 uf G 8 1 10 + 3.06 v + C 32 10 uf R 38 4.7k 1/2 2903 C omparator 3 IC 3 + 4 B Z1 R 53 15k +5.1 vdc 1/4 LM324 9 _ IC 4 8 +12 vdc DZ1 R 22 470k R 21 4.7k D20 TR 1 4.5 cold S R 25 5.6k D21 R 24 4.7k + C 17 22 uf + + R 51 30k R 54 2k s w +12 vdc +5.1 vdc 2 _ 1/4 LM324 IC 4 + D14 D11 R2 2k C 12 10uf R 37 1.0 meg R 52 100k R 43 100k C 28 3.3uf 4 13 _ .319 v 1/4 LM324 12 + IC 4 11 + C 28 1.0uf 5 + 1/4 LM324 IC 4 6 _ R 47 150k 1 D15 R 45 15k R 28 s w +12 vdc 10k Q7 IR F 630 D A .C . Output C 26 .0068 uf D Q8 IR F 630 C 26 .0068 uf G G S C 13 10uf R 27 10k D9 s w +12 vdc 14 D16 C 19 2.2uf 3 + D10 D6 D7 S D8 R 29 0.1 R 48 100k D18 R 49 27k VR 3 50k +12 vdc + 7 D17 s w +12 vdc R 35 4990 10.2 vdc Low V oltage S hutdown R 42 22k s w +12 vdc R 66 10k R 36 47k +5.1 vdc R 57 120k 1 s w +12 vdc +145 vdc s w +12 vdc 14 S V dd 1 5 D Q R 31 10k 6 s w +12 vdc 6 _ 7 +5.1 vdc 1/2 2903 C omparator R 39 5 IC 3 + 4990 D12 R 58 1k R 60 1.5meg 13 R 61 22meg R 30 10k 3 C 1/2 4013 IC 6 2 Q Vss R 7 4 R 23 10k Q12 MP S -A42 C 21 0.1uf C 22 0.01uf 1/2 L M556 Dis chg 2 T hres hold IC 5 + R Q 3 6 T rigger G nd 7 C ntl R ef 1/2 L M556 Dis chg 12 T hres hold IC 5 + C 23 R Q 0.01uf 11 8 T rigger R st 10 C ntl R ef R 62 68k R 63 560k R 32 100k C 24 0.1uf Q11 8 9 R 55 10k Q10 11 + - S Q R st 4 Out 5 V cc 14 +5.1 vdc + - S Q Out 9 D S Q 13 R 26 10k Q9 MP S -A42 57% Duty C ycler 4.76 ms ON - 3.58 ms OF F 120 Hz Os cillator 1/2 4013 IC 6 12 Q C R 10