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作品名：[AD 10][2层]32路电压采集板，modbus通信 原理图和PCB源文件
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5 c% d) @( j0 I& e4 f1. 作品用途：32路电压采集板
^& D" G1 r$ B6 f, [ }, w* h2. 软件版本：AD 105 N" V; ]+ _% c
3. 层数：2层板1 ]# D% Q6 [! {" X. R7 S4 g
4. 用到的主要芯片：ASM1117-3.3- J: R9 o" L2 a
5. PCB尺寸：172mm*94.3mm
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作品截图如下：
- \; F* k* K- S) B. k( s/ c顶层截图：% |( A! p, `8 Q$ }
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, Q! g3 d1 |/ l F! @) h) f底层截图：/ N4 ~; f: V( i' |+ B$ B
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全层截图：" e" [$ H9 ?: X5 t' M+ {/ ^
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( g6 x/ H$ H# U/ V7 u4 C* w$ z. c叠层信息截图如下：6 x) Q$ e6 A8 ~3 }/ r+ S: i9 H }; Z
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BOM：' N0 a0 E! C& i$ w
| Comment（属性） | Designator（位号） | Footprint（封装） | Quantity（数量） | | BUZZER | B1 | BUZZER | 1 | | BAT | BA1 | BAT | 1 | | CAP(0805) | C1, C2, C3, C4, C5, C6, C8, C9, C10, C12, C13, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, C27, C28, C29, C30, C31, C32, C33, C34, C35, C36, C37, C38, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C50, C52, C54, C56, C57, C58, C60, C61, C63, C64, C65, C67, C69 | 0805 | 58 | | CAP(470u) | C7, C11, C14 | CAP(470u) | 3 | | CAP(100u) | C49, C51, C53, C55, C59, C62, C66, C68 | CAP(100u) | 8 | | 1N4007 | D1, D2, D3, D4, D5, D6, D7, D8, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D22, D23, D24, D25, D28, D29, D30, D31, D32, D33, D34, D35, D36, D37, D38, D40 | DIODE(SMA) | 34 | | 肖特基二极管 | D9 | DIODE(SMA) | 1 | | 稳压二极管 | D20, D21, D26, D27 | DIODE(SMA) | 4 | | LED | D39, D41 | 0805-LED | 2 | | DB9-F | DB1 | DB9/M-V | 1 | | 光耦(SOIC-4) | G1, G2, G3, G4, G5, G6, G7, G8 | SOIC-4P | 8 | | 3.5mm-21p | H1, H2, H3 | 3.5mm-21p | 3 | | 3.5mm-17p | H4 | 3.5mm-17P | 1 | | 电感-工字插针 | L1 | L8*H | 1 | | MAX232 | MU1 | SOP-16P | 1 | | 2.54*2*6 | P1 | 2.54*2*6 | 1 | | 2.54*2 | P2, P3 | 2.54*2 | 2 | | 2.54*3 | P4, P7 | 2.54*3 | 2 | | 2.54*4 | P5 | 2.54*4 | 1 | | 2.54*6 | P6 | 2.54*6 | 1 | | NPN(8050) | Q1 | STO-23 | 1 | | RES(0805) | R1, R3, R5, R7, R9, R11, R13, R15, R17, R19, R21, R23, R25, R27, R29, R31, R33, R35, R37, R40, R42, R44, R46, R48, R52, R54, R56, R58, R60, R62 | 1206(0.125W) | 30 | | RES(0805) | R2, R4, R6, R8, R10, R12, R14, R16, R18, R20, R22, R24, R26, R28, R30, R32, R34, R36, R38, R39, R41, R43, R45, R47, R49, R50, R51, R53, R55, R57, R59, R61, R63, 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, R94, R95, R96, R97, R98, R99, R100, R101, R102, R103, R104, R105, R106, R107, R108, R109, R110, R111, R112, R113, R114, R115, R116, R117, R118, R119, R120, R121, R122, R123, R124, R125, R126, R127, R128, R129, R130, R131, R132, R133, R134, R135, R136, R137 | 0805 | 103 | | SWITCH-DIP8 | SW1 | SOP-16 | 1 | | ASM1117-3.3 | U1 | 1117-3.3 | 1 | | LMV324 | U2, U3, U4, U5, U6, U7, U8 | SOP-14 | 7 | | MCP607 | U9, U19 | SOIC-8 | 2 | | LM2576-5.0 | U10 | LM2576 | 1 | | 74HC244 | U11 | SOIC-20W | 1 | | ULN2803 | U12 | SOIC-18W | 1 | | STM32F103VET6 | U13 | LQFP100 | 1 | | SGM5018 | U14, U15, U16, U17 | TSSOP-16 | 4 | | 24LC128 | U18 | SOP-8 | 1 | | MAX485 | UA1 | SO-8 | 1 | | CRY(32768) | Y1 | CRY(32768) | 1 | | CRY(DIP) | Y2 | CRY(DIP) | 1 |
. T: P) J: ?. l+ F$ K附件：
% }, ~# W: D* E5 }# T. t" X& @7 }原理图和PCB源文件如下：
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发表于 2020-2-20 16:34
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