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AD1861+OPA2365+AD9215+DAC900+ADS7822+AD DA电路DA900 PCB作品文件分享。
0 W6 m9 c& I$ r! T" W k- K. f. e8 C用AD画的2层板,2 K* B- a S4 M: Z; [; y* d; G
板子局部较密。
5 z* n3 L% F/ }- i+ L有一定难度,# T- S7 f& k; }. g
有需要的可以看看。4 _9 h, l2 ?- M% m! H, ]
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层数:2层0 h: F, t8 C @2 Q, K" ~
用途:数模转换板' y0 O; l& o. A: y, ?
pcb作品截图如下:* c" \7 C" u& s: h, @5 f8 p
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附件:/ V5 q; v' {& t0 C
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BOM:6 f: W- u' u+ i5 j6 Q, B: V) }
Comment | Designator | Quantity | Footprint | PHONEJACK STEREO SW | Audio OUT | 1 | PHONE1 | 0.1μF | C50, C52, C53, C57, C58, C61, C62, C65, C66, C70, C71, C72, C73, C74, C75, C76, C86, C87, C89 | 19 | 0805-C | 10μF | C51, C54, C55, C56, C67, C77 | 6 | 1210-C | 104 | C59 | 1 | 0805-C | 30pF | C60, C64 | 2 | 0805-C | 10uF | C78, C79, C82, C83 | 4 | 1210-C | 0.1u | C80, C81, C84, C85 | 4 | 0805-C | 10μF | C88, C90 | 2 | 1206-C |
7 b, G- w1 h; O0 ^7 { | D50 | 1 | LED-0805-12 | 1N5822 | D70, D71 | 2 | 1210-D-12 |
- p2 t! k8 s( z: e0 T: z | D72 | 1 | LED-0805-AK | : m. }& ]+ |) @6 P& M/ ?
| FM_455KHz, RF_CLK, RF_OUT | 3 | SMA | IDC12 | J5, J70 | 2 | IDC12 |
" |+ R3 i4 V2 e M# J | J52, J72, J74, J75, J76, J77 | 6 | sip2 | 5VIN | J71 | 1 | DCIN | 2 L! p; s! H0 r0 z0 K+ X
| J73 | 1 | RAD0.2 | ADC | L50 | 1 | 1206-B | DAC | L51 | 1 | 1206-B |
; O% }7 |8 J. m- j | P70, P71, P72, P73 | 4 | HOLE2 | NPN | Q50 | 1 | SOT-23 | 1K | R52, R53, R54, R55, R56, R57, R61, R62, R65 | 9 | 0805-R | 470R | R58 | 1 | 0805-R | 30R | R63, R64 | 2 | 0805-R | 2K | R70 | 1 | 0805-R | 50R | R71, R72 | 2 | 1206 | POT1 | R73, R78 | 2 | 3362 | 5K1 | R74, R75, R76, R80 | 4 | 0805-R | RES2 | R77 | 1 | 0805-R | 51K | R79, R81 | 2 | 0805-R | OPA2365 | U50, U73 | 2 | SO-8 | AD9215 | U51 | 1 | SSOP-28 | DAC900 | U70 | 1 | SSOP-28 | AX1117-3.3V | U71, U72 | 2 | AMS1117 | ADS7822 | U74 | 1 | MSOP-8 | DAC7513 | U77 | 1 | MSOP-8 | 5 V5 S, Z: j5 h8 M0 {. C2 `
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