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[protel][2层]0.3%精度LCR表参考方案（STC12C5A60S2+74HC4053+OP07）pcb文件6 d6 ]8 i) I2 Y: {/ Z, g8 }
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文件描述：" w8 L* G9 o2 h; T( n, L
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1. 作品用途：0.3%精度LCR表参考方案
/ H3 c6 n0 }, n, x6 y2. 软件版本：Protel
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3. 层数：2层
+ Q+ o6 d: s, |$ ^# w4. 用到的主要芯片：STC12C5A60S2+74HC4053+OP07
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5. pcb尺寸：125.47626*86.36 MM
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作品截图如下：
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- H5 ^8 t; N5 x顶层截图：4 M; Z) E0 [, s+ d2 b
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: @# Y/ ?) A; B: B+ k) C底层截图：
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全层截图：
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叠层阻抗信息如下：
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BOM:
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| Comment（属性） | Designator（位号） | Footprint（封装） | Quantity（数量） | | 224 | C1, C2, C3, C4, C25 | 104J | 5 | | 10n | C5, C6, C9, C10, C18, C19, C20, C21, C22, C26 | 104J | 10 | | 100n | C7, C8, Ca5, Ca6 | 104J | 4 | | 473 | C11, C12 | 104J | 2 | | 100uF | C13, Ca7, Ca8, Ca11 | 100UF | 4 | | 104 | C14, C15, C16 | 104J | 3 | | 474 | C17 | 104J | 1 | | 10uF | C23, Ca12 | RB/2MM/5MM | 2 | | 332 | C24 | 104J | 1 | | 3n3 | C27 | 104J | 1 | | 330uF | Ca9, Ca10 | 100UF | 2 | | 104 | CE1, CE2, CE3, CE4, CE5, CE6, CE7, CE8 | 0805 | 8 | | 5PF | CY1 | 1206 | 1 | | 5P | CY2 | 1206 | 1 | | 1N4007 | D1, D2, D7, D8, Da1, Da2, Da3, Da4 | MLL41 | 8 | | 1N4148 | D3, D4, D5, D6, D9, D10, D11, D12 | 1206IDE | 8 | | CON8 | J1 | CON4 | 1 | | LCD2004 | JDP | STOCKO16V | 1 | | CON3 | JDY | STOCKO3V | 1 | | GA6 | JG | G6S-2-5V | 1 | | SW | KEY-8 | STOCKO9V | 1 | | 40HZ | LD1 | LED/2.5MM/5MM | 1 | | 1K | LD2 | LED/2.5MM/5MM | 1 | | 10K | LD3 | LED/2.5MM/5MM | 1 | | 100K | LD4 | LED/2.5MM/5MM | 1 | | 100HZ | LD5 | LED/2.5MM/5MM | 1 | | 7.8KHZ | LD6 | LED/2.5MM/5MM | 1 | | ISP | P3-ISP | STOCKO4V | 1 | | 8050 | Q1, Q2, Q4 | 2N5401 | 3 | | 8550 | Q3 | SOT-23 | 1 | | 1M | R1, R2, R3, R4, R19, R28 | 1206 | 6 | | 1K | R5, R6, R7, R8, R44, R45, R46, R47, R56 | 1206 | 9 | | 2K | R9, R10, R11, R12, R21, R30 | R-1/4W-J | 6 | | 10K | R13, R14, R15, R16, RA3 | R-1/4W-J | 5 | | 200R | R17, R18, RC9, RL | 1206 | 4 | | 16K | R20 | R-1/4W-J | 1 | | 16K | R22, R23, R24, R25 | 1206 | 4 | | 2.7K | R26 | 1206 | 1 | | 1.5K | R27 | 1206 | 1 | | 1K | R29, RA2 | R-1/4W-J | 2 | | 10K | R31, R35, R50 | 1206 | 3 | | 20K | R32, R52, R57 | 1206 | 3 | | 51K | R33, R34, R40, R41 | 1206 | 4 | | 100K | R36, R39, R53 | 1206 | 3 | | 20R | R37, R54, RB | 1206 | 3 | | 2K | R38 | 1206 | 1 | | 5.1K | R42, R51, RC11 | 1206 | 3 | | 2.2K | R43 | 1206 | 1 | | 160R | R48 | 1206 | 1 | | 5K1 | R49, RC10 | 1206 | 2 | | 100 | R55 | 1206 | 1 | | 40R | RA1 | R-1/4W-J | 1 | | 100K | RA4 | R-1/4W-J | 1 | | 50K | RY | 1206 | 1 | | X | S0/X | SW-PB | 1 | | R | S1/R | SW-PB | 1 | | L | S2/L | SW-PB | 1 | | C | S3/C | SW-PB | 1 | | Q | S4/Q | SW-PB | 1 | | F | S5/F | SW-PB | 1 | | Rng | S6/Rng | SW-PB | 1 | | MU | S7/Mu | SW-PB | 1 | | STC12C5A60S2 | U1 | LQFP44 | 1 | | 74HC4052 | U2 | SO-16 | 1 | | CD4052 | U3 | SO-16 | 1 | | TL082 | U4 | DIP8 | 1 | | 74HC4053 | U5, U6 | DIP16 | 2 | | OP07 | U7 | DIP8 | 1 | | TL084N | U8, U9 | DIP14 | 2 | | 7805 | U10 | TO-220AB | 1 | | 7905 | U11 | TO-220AB | 1 | | BELL | UB1 | FM | 1 | | 10K | VR1 | VR5 | 1 | | 32M | Y1 | CRYSTAL | 1 |
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附件： PCB文件如下： |
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发表于 2020-11-17 19:22
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发表于 2020-11-17 20:07
