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UCC28051+PC817+78L05+12V1.5A开关电源+原理图+PCB作品文件分享。
8 t; n$ V1 l. R用AD画的2层板,
/ F* E8 I9 E7 z, W0 s12V1.5A开关电源,( l3 V; q1 F K6 y) z# \: B W
板子很简单,1 s+ ? N7 E! S
有需要的可以看看。; t0 i# j$ g( [$ }" R9 H! Q$ Z1 G! o
8 E: `6 U, G' O, B层数:2层
% u# x4 H9 }5 {5 @用途:开关电源+ P1 z! i: ]4 M9 u4 e
pcb作品截图如下:2 J% l1 e# K6 X: n4 L* [0 r
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附件:
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5 j0 P& Y* v- G/ z. Y" @$ dBOM:
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/ M0 @6 J7 d7 d: w, \) x9 x9 O; v! kComment | Designator | Quantity | Footprint |
) L' g& {) l! e2 b' L) h# j) b | BR1 | 1 | BR-1 | Cap | C1, C5 | 2 | CX10-H |
% v) t( l: w+ w! ^5 M: V | C2 | 1 | C6.5 | Cap | C4, C7, C11, C24, C25, C26, C31, C32, C34, C35 | 10 | 0805-C | Cap | C6, C8 | 2 | CX10-B | 104 | C9, C15 | 2 | 0805-C | Cap | C13 | 1 | 1206-CD | Cap | C14, C17 | 2 | CAP5 | 1000uF/25V | C18 | 1 | C12.5 |
0 C; n. m$ b' |/ m) r; a9 @ | C22 | 1 | 0805-C | Cap Pol1 | C29, C30 | 2 | C5x | V+ | CON2 | 1 | VH-2A | 103 | CY1 | 1 | CY-8.0 | UF4007 | D1, D9 | 2 | D-1N4007 | 1N4007 | D4 | 1 | 1206-D | 1N4148 | D5, D7, D12, D13 | 4 | 1206-D | 1N4148 | D6, D11 | 2 | DO-214AC |
( r! F$ f7 c W9 U4 F- a | D10 | 1 | D-18 | Comment | DZ1, DZ2, DZ3 | 3 | 1206-DZ1 | 27V/0.5W | DZ4 | 1 | 1206-DZ1 | F2A/250V | F1 | 1 | FUSE |
7 S1 k- ?0 L3 S; e6 `( t% _ | FX, FX_1, FX_1_1, FX_2 | 4 | FX | % v' C$ X! X. w; J
| L1 | 1 | UU9.8 | 25μH | L2, L3 | 2 | L-8 |
7 c- }% \9 ?* P7 g S k6 Q& q | L4 | 1 | L-14*8.5 | 1.5mH | L5 | 1 | L-16.5*8.5 | MPSA44 | Q1, Q4 | 2 | TO-92 | 2N5551 | Q2 | 1 | SOT-23-B | 2N5401 | Q3 | 1 | SOT-23-B | : Q$ \) S- T$ L( I: \' p, b& F
| Q5 | 1 | TO-22OF | 3 I# v5 r& Z# e2 W. \
| R1, R29, R48, R50 | 4 | 1206-RD | Res2 | R2, R5, R6, R7, R8, R9, R14, R18, R19, R20, R21, R22, R25, R26, R27, R35, R37, R39, R40, R41, R42, R43, R44, R45, R46, R47 | 26 | 0805-R | Res2 | R3, R13, R15, R23, R24, R31, R32, R33, R34, R36 | 10 | 1206-RD | Res2 | R4 | 1 | R-1W - V | 30K | R10 | 1 | 0805-R | 4.7k | R12 | 1 | 0805-R | 10K | R16 | 1 | 0805-R | Res2 | R17, R28 | 2 | R-1W-4.3 | : x7 d4 q3 o& p+ N. B) W9 I9 K" o
| R30, R38 | 2 | R-1W - H | - s' Q& n5 S* o& p9 r `* I
| SRP1 | 1 | SRP | 1 s" }0 M9 C3 t+ s6 W+ N" n! V
| T1 | 1 | TT-EE25-B | 10D471 | TVR1 | 1 | RV14D | UCC28051 | U1 | 1 | SOP-8 | PC817 | U2 | 1 | DIP-4 |
6 r, Y6 e# A, l% Q$ b7 R | U2B54 | 1 | TO-220T |
U+ j5 a/ H% h, n& F( h) q( i | U3 | 1 | SO-8 | 78L05 | U4 | 1 | TO-92 |
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