LM1875T Audio Amplifier

10 months ago

Open source license: GPL 3.0

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Description

LM1875T based mono audio amplifier. Datasheet based schematic and pcb.

Documents

PCB_2020-06-02_21-18-49

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PCB_2020-06-04_16-25-39

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BOM

ID Name Designator Footprint Quantity BOM_Manufacturer Part BOM_Manufacturer BOM_Supplier BOM_Supplier Part
1 22K R1,R2,R3 RES-TH_BD2.7-L9.0-P13.00-D0.6 3 MO1/4W-24K±5%-ST52 FlyWin LCSC C479389
2 1M R4 RES-TH_BD2.7-L9.0-P13.00-D0.6 1 MO1/4W-24K±5%-ST52 FlyWin LCSC C479389
3 1 R5 RES-TH_BD2.7-L9.0-P13.00-D0.6 1 MO1/4W-24K±5%-ST52 FlyWin LCSC C479389
4 200K R6 RES-TH_BD2.7-L9.0-P13.00-D0.6 1 MO1/4W-24K±5%-ST52 FlyWin LCSC C479389
5 10K R7 RES-TH_BD2.7-L9.0-P13.00-D0.6 1 MO1/4W-24K±5%-ST52 FlyWin LCSC C479389
6 2200uF C3 CAP-TH_BD12.5-P5.00-D1.2-FD 1 2200uf 35v ValuePro LCSC C43275
7 LM1875T/NOPB U1 TO-220-5_L10.5-W15.5-P1.70-TL 1 LM1875T/NOPB TI LCSC C9666
8 1uF C4 CAP-TH_BD5.0-P2.00-D0.8-FD 1 1uF 50Vblack gold 5*11 ValuePro LCSC C43843
9 AudioIN CN1 CONN-TH_XHB-2A 1 XHB-2A Connector BOOMELE LCSC C57981
10 XHB-2A Connector CN2,CN3 CONN-TH_XHB-2A 2 XHB-2A Connector BOOMELE LCSC C57981
11 0.22uF C5 RAD-0.2 1 0.1UF(104) +-20% 63v LCSC LCSC C19355
12 100nF C6 RAD-0.2 1 0.1UF(104) +-20% 63v LCSC LCSC C19355
13 10uF C1,C2 CAP-TH_BD4.0-P1.50-D0.8-FD 2 electrolytic capacitor10UF50V ValuePro LCSC C32856

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