[AD 10][2层]TDA1541 DAC主板（SAA7220P+TDA1541+OPA541AP）原理图和PCB文件

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2 C1 i' ?" U" ~6 g8 p[AD 10][2层]TDA1541 DAC主板（SAA7220P+TDA1541+OPA541AP）原理图和PCB文件
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8 a4 A! G8 a! L1 ?文件描述
1. 作品用途：TDA1541 DAC主板
1 C# `0 G+ {- j' y! V7 b% V% q3 e2 M2. 软件版本：AD 10
3. 层数：2层板
4. 用到的主要芯片：SAA7220P+TDA1541+OPA541AP
. G& \( K0 P& v- t2 f' f5. PCB尺寸：307*269 mm
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3 l6 ?) x% i5 \作品截图如下：
' D' Z$ M! B- I顶层截图：
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2 P" i8 {$ E& p/ K' b7 {底层截图：
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全层截图：

# X% @! D; \7 `% W! o8 n叠层信息截图如下：
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3 n9 E+ ^' u  ^, JBOM：

Comment（属性）	Designator（位号）	Footprint（封装）	Quantity（数量）
Cap Pol1	C1, C5, C17, C18, C31, C32, C90, C91, C92, C93, C94, C96, C97, C99, C100, C101, C102, C103, C104, C105, C106, C107, C108, C109, C110, C111, C113, C114, C115, C117, C118, C119, C120, C121, C122, C123, C124, C125, C126, C127, C128, C129, C130, C131, C132, C133, C134, C135, C136, C137, C204, C206, C214, C216	RB.2/.4	54
Cap	C6, C7, C8, C9, C10, C11, C12, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C49, C50, C51, C52, C53, C54, C55, C56, C57, C58, C59, C60, C61, C63, C64, C65, C66, C67, C68, C69, C70, C71, C72, C73, C95, C98, C112, C116, C154, C158, C161, C162, C171, C183, C202, C203, C205, C212, C213, C215, C301, C302, C303, C304, C305, C306, C307, C308, C309	RAD2	66
Cap Pol1	C20, C34	RB.2/.3	2
Silver	C74, C75, C76, C77, C78	RAD2	5
Cu	C79, C80, C81, C82, C83	RAD2	5
Sliver	C88	RAD2	1
Cu 681	C89	RAD2	1
22u/35v	C138, C139, C140, C141, C142, C143, C144, C145, C146, C147, C148, C149, C150, C151, C152, C153, C155, C156, C157, C159, C160, C164, C165	RB.2/.3	23
Cap Jansen	C168, C201, C211	CAP JANSEN	3
Cap Jasen	C169, C170	CAP JANSEN	2
Cap	C181, C182	REL CAP	2
6H2 Connector	CN1, CN2	6*2 CONNECTOR	2
Header 8	CN3	Heater_8	1
Inductor	L1	AXIAL4	1
Inductor	L2	AXIAL-0.4	1
NE5534	Q1, Q2, Q3, Q5, Q6, Q7	DIP8	6
BUF03	Q4, Q8	DIP8	2
Res2	R1, R2, R3, R4, R5, R6, R7, R8, R9, R19, R23, R37, R41, R46, R47, R48, R49, R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, R60, R61, R62, R63, R64, R65, R66, R67, R68, R69, R70, R71, R72, R73, R74, R75, R76, R77, R78, R79, R80, R81, R82, R83, R84, R85, R86, R87, R88, R89, R90, R91, R92, R93, R95, R100, R101, R102, R103, R201, R202, R203, R204, R211, R212, R213, R214	AXIAL-0.4	74
Res2	R10, R16	AXIAL0.4	2
Res2	R11, R12, R13, R14, R15, R17, R18, R20, R22, R25, R29, R30, R31, R32, R33, R35, R36, R38, R40, R43	AXIAL-0.5-D.V	20
Res2	R24, R42, R94	AXIAL-0.5	3
PE-62251	T1, T2	PE-62251 DIP6	2
BC550	Tr3	BC550	1
BC560	Tr4	BC550 CBE	1
DG541	U1	DIP16	1
D8921	U2	DIP8	1
SAA7220P	U3	DIP28	1
CS8412	U4	DIP28	1
TDA1541	U5	DIP28	1
LM317H	U6, U7, U8, U10, U11, U12, U15, U18	CAN 317/337	8
LM317H	U9, U13, U14, U16, U17	CAN-3 317H	5
LM337H	U19, U20, U21, U23, U24, U25, U28	CAN 317/337	7
LM337H	U22, U26, U27	CAN-3 317H	3
OPA548	U29	OPA548T	1
REF03	U30, U102, U104	DIP8	3
OPA541AP	U101, U103	OPA541AP	2
VRes	V1, V2	VR-5	2

附件：
原理图和PCB文件如下：
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