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4ch_autoAmp_prot_psu

8 months ago 124
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Description

4-х канальный автомобильный усилитель на LM3886

Схема усилителя мощности с защитой акустических систем и преобразователем напряжения.

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4ch_amp_prot_psu

BOM

ID Name Designator Footprint Quantity
1 220p C1,C18,C27,C36 C0805 4
2 10p C2,C17,C26,C35 C0805 4
3 1u C3,C16,C25,C34 C0805 4
4 0.1u C4,C6,C13,C15,C22,C24,C31,C33 C0805 8
5 470u C5,C7,C12,C14,C21,C23,C30,C32 CASE-A_3216 8
6 68n C8,C11,C20,C29 C0805 4
7 2200p C9,C10,C19,C28 C0805 4
8 0.1u C37,C38 C1206 2
9 2200uF C39,C40,C41,C42,C43 CAP-TH_BD12.5-P5.00-D0.6-FD 5
10 10u C44 C1206 1
11 HB9500-3 CN1 CONN-TH_3P-P9.50_HB9500-9.5-3P 1
12 WJ45C-B-8P CN2 CONN-TH_WJ45C-B-8P 1
13 MBRF40100CT-4X D1 ITO-220AB-3_L10.2-W4.5-P2.60-L 1
14 MBRF40100CT D2,D3,D4 ITO-220AB-3_L10.2-W4.5-P2.60-L 3
15 IDP30E120 D5 TO-220AC-2_L10.0-W4.5-P5.08-T 1
16 1N4148W D6 SOD-123_L2.8-W1.8-LS3.7-RD 1
17 A2541WV-7P H1 HDR-TH_7P-P2.54-V 1
18 A2541HWV-7P H2 HDR-TH_7P-P2.54-V_A2541HWV-7P 1
19 DS2Y-S-DC12V K1 RELAY-TH_DS2Y-8P 1
20 1m L1,L2,L3,L4 AXIAL-0.5 4
21 1m L5 INDUKTOR FERIT TOROID 1INCH 1
22 IRFI3205PBF Q1,Q2,Q3,Q4 TO-220-3_L10.0-W4.5-P2.54-L 4
23 BC547B Q5 TO-92-3_L4.9-W3.7-P1.27-L 1
24 100k R1,R16,R24,R32 R0805 4
25 5.1k R2,R15,R23,R31 R0805 4
26 10k R3,R5,R12,R14,R20,R22,R28,R30,R34 R0805 9
27 2.7k R4,R6,R11,R13,R19,R21,R27,R29 R0805 8
28 33k R7,R10,R18,R26 R0805 4
29 18R R8,R9,R17,R25 R_AXIAL-1.0 4
30 2.2k R33 R0805 1
31 10R R35 R2010 1
32 OPA134UA U1,U4,U6,U8 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 4
33 LM3886TF U2,U3,U5,U7 LM3886T 4
34 L7815ABV U9 TO-220-3_L10.0-W4.5-P2.54-T 1
35 L7915ACV U10 TO-220-3_L10.0-W4.5-P2.54-T 1

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