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Class D Amplifiers

4 years ago 4096
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Description

Documents

200W Schematic

200W

200W2

200W3

200W4

BOM

ID Name Designator Footprint Quantity
1 opamp3pEE U1A,U1B,U1D NONE 3
2 TL074 U1C DIP08 1
3 1k R1 TRIM_POT_PTH 1
4 470nF Poliester C1 C1 1
5 33k R2 R3 1
6 1k R3,R13,R17 R3 3
7 2k2 R4,R5,R7 R3 3
8 820pF C2 C1 1
9 10M R6 R3 1
10 100k R8 R3 1
11 470 R9 R3 1
12 47k R10 R3 1
13 Audio Input P1 HDR1X1 1
14 13003 Q1,Q5 SOT23 2
15 KSA1156 Q2,Q4 SOT23 2
16 220 R11,R12,R15,R16 R3 4
17 12V D1,D2 SOD123 2
18 BD139 Q3 SOT23 1
19 680 R14,R18 R3 2
20 IRF9530 M1 NONE 1
21 BD140 Q6 SOT23 1
22 IRF630 M2 SOT23 1
23 22k R19 R3 1
24 56k R20 R3 1
25 Audio Out 200W 4 Ohm P2 HDR1X1 1
26 20uH 10A L1 INDUCTOR-1206 1
27 1.5uF C3 C1 1
28 1uF C4,C5 C1 2
29 GND P3 HDR1X1 1
30 +40V P4 HDR1X1 1
31 -40V P5 HDR1X1 1
32 2k2 1W R21,R22 R3 2
33 5.1V D3,D4 SOD123 2
34 100uF C6,C7 CP_8X13MM 2
35 100nF C8,C9 C1 2

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