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HIFI - LM3886 Super Gain Amplifier

3 months ago 113
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Description

Inverted LM3886 Amplifier

ComboCat EDITION

REVISION 2.0

DESIGN STARTED: 22th Oct 2020

DESIGN FINISHED: 5th Nov 2020

Documents

LM3886T_ComboCat_Amplifier_v2.0

Composit Amp copy

LM3886T_ComboCat_Amplifier_v2.0

BOM

ID Name Designator Footprint Quantity BOM_Supplier BOM_Supplier Part
1 270k RB RES-TH_BD2.5-L6.5-P10.50-D0.6 1 LCSC C58659
2 4.7R - 1W RZ R2512 1 LCSC C25489
3 22k RM RES-TH_BD2.2-L6.5-P10.50-D0.6 1 LCSC C61301
4 100nF C16 C0805 1 LCSC C49678
5 220pF CLP2 CAP-TH_L4.8-W3.2-P5.08-D0.5 1 LCSC C454371
6 220pF CC C0603 1 LCSC C27675
7 1N4148T D1,D2 DO-35_BD2.0-L4.2-P8.20-D0.5-R-RD 2 LCSC C261224
8 1M R3 RES-TH_BD2.3-L6.5-P10.50-D0.5 1 LCSC C120127
9 1uF C10,C11 CAP-TH_BD5.0-P2.00-D0.8-FD 2 LCSC C357595
10 10uF C7,C9,C12,C13 CAP-TH_BD5.0-P2.00-D0.8-FD 4 LCSC C19576
11 249K RFB1 RES-TH_BD2.2-L6.5-P10.50-D0.6 1 LCSC C385480
12 1K R9 RES-TH_BD2.5-L6.5-P10.50-D0.6 1 LCSC C57435
13 OPA277UA U3 DIP-8 1 LCSC C9917
14 240 R1,R10 RES-TH_BD2.4-L6.3-P10.30-D0.6 2 LCSC C410649
15 750K RFB2 RES-TH_BD2.5-L6.5-P10.50-D0.6 1 LCSC C58627
16 47pF CF CAP-TH_L4.5-W3.0-P5.00-D1.2 1 LCSC C123159
17 100nF C1,C2 C0402 2 LCSC C307331
18 LM317T-DG U4 TO-220-3_L10.0-W4.5-P2.54-L 1 LCSC C18718
19 10K POT RES-ADJ-TH_3P-L9.5-W9.5-P2.50-L_3386P 1 LCSC C118953
20 10uF CM CAP-TH_L6.0-W4.0-P5.00-D1.2 1 LCSC C454419
21 2.2nF CLP1 CAP-TH_L6.5-W3.5-P5.00-D0.5 1 LCSC C478430
22 330nF C14,C15 CAP-TH_L7.6-W3.8-P5.08-D1.0 2 LCSC C444743
23 1N4002 D4,D3,D5,D8 DO-41 4 LCSC C33504
24 1R R11,R12 RES-TH_BD2.2-L6.5-P10.50-D0.6 2 LCSC C66717
25 LM3886TFNOPB U1 TF11B 1 LCSC C9419
26 4.7uF C3+,C3- CAP-TH_L6.0-W4.0-P5.00-D1.2 2 LCSC C454387
27 XH-3AW_C722865 POWER_INPUT CONN-TH_XH-3AW-C722865 1 LCSC C722865
28 22uF C2+,C2- CAP-TAN-S2.5 2 LCSC C26614
29 20k RIN,RF1,RF2 RES-TH_BD2.2-L6.5-P10.50-D0.6 3 LCSC C58594
30 HDR-F-2.54_1x3 OFFSET HDR-F-2.54_1X3 1 LCSC C146690
31 10K R4 R0603 1 LCSC C25804
32 COOLING RADIATOR 15*10.5*24 COPY HS1,HS2 SINK-TH_L15.0-W10.5-H21.0_XSD 2 LCSC C108928
33 200 RLP1 RES-TH_BD2.3-L6.5-P10.50-D0.5 1 LCSC C119309
34 XH-2AWD With corners AUDIO-IN CONN-TH_XH-2AWD 1 LCSC C27910
35 220nF CZ CAP-TH_L12.0-W5.5-P10.00-D0.6 1 LCSC C506850
36 1000uF C1+,C1- CAP-TH_BD10.0-P5.00-D1.0-FD 2 LCSC C357641
37 LM4562MAX U2 SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL 1 LCSC C57367
38 2k RLP2 RES-TH_BD2.3-L6.5-P10.50-D0.5 1 LCSC C119330
39 100nF C6,C8 CAP-TH_L4.9-W3.7-P5.08-D0.5 2 LCSC C353913
40 100nF C4,C5 CAP-TH_L4.5-W3.0-P5.00-D1.2 2 LCSC C353909
41 4.7nF CIN CAP-TH_L13.0-W5.0-P10.00-D0.6 1 LCSC C328811
42 10K R8 RES-TH_BD2.3-L6.5-P10.50-D0.5 1 LCSC C119347
43 2.7k R2,R13 RES-TH_BD2.4-L6.3-P10.30-D0.6 2 LCSC C410643
44 LM337TG U5 TO-220-3_L10.0-W4.5-P2.54-L 1 LCSC C73683
45 C4201WV-2X1P SPEAKER_OUT CONN-TH_C4201WV-2X1P 1 LCSC C239487

Attachments

Filename Download
Schematic_HIFI - LM3886 Super Gain Amplifier_2020-11-05_07-14-14.pdf
PCB_LM3886T_ComboCat_Amplifier_v2.0_2020-11-05_07-14-44.pdf
PCB_LM3886T_ComboCat_Amplifier_v2.0_2020-11-05_07-14-58.pdf
BOM_HIFI - LM3886 Super Gain Amplifier_2020-11-05_07-33-56.csv
PickAndPlace_LM3886T_ComboCat_Amplifier_v2.0_2020-11-05_07-15-07.csv
Gerber_LM3886T_ComboCat_Amplifier_v2.0.zip
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