1、简单易用,可快速上手
2、流畅支持300个器件或1000个焊盘以下的设计规模
3、支持简单的电路仿真
4、面向学生、老师、创客
1、全新的交互和界面
2、流畅支持超过3w器件或10w焊盘的设计规模,支持面板和外壳设计
3、更严谨的设计约束,更规范的流程
4、面向企业、更专业的用户
标准版 SC8903 5A可调升降压模块
简介:SC8903 20V以内5A可调升降压模块
开源协议: GPL 3.0
南芯SC8903内置4mos管BUCK-BOOST升降压IC,输入电压可以高于也可以低于输出电压。
输出电压均可通过电位器调节,输出电流最大5A,输入未做限制,芯片内部有10A电流限制,长期大电流工作需要增散热,输入输出电压不能超过22V.
测试输出10V5A,输入20V,效率约94.5%,纹波约为50mV
ID | Name | Designator | Footprint | Quantity | BOM_Supplier | BOM_Supplier Part | BOM_Manufacturer | BOM_Manufacturer Part |
---|---|---|---|---|---|---|---|---|
1 | 4.7uH | L1 | IND-SMD_L13.8-W12.6_MHCC12050 | 1 | LCSC | C429830 | TDG | TMAX-1365-4R7-M |
2 | SC8903QDHR | U1 | QFN40_L6.0-W6.0-P0.50-BL-EP_SC8902QDHR | 1 | LCSC | C252424 | Southchip Semicon | SC8903QDHR |
3 | AO3401 | Q1 | SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR | 1 | LCSC | C181091 | Hottech | AO3401 |
4 | 100uF | C5,C6,C8,C4 | CAP-SMD_BD6.3-L6.6-W6.6-FD | 4 | LCSC | C111600 | Nichicon | UWX1C101MCL1GB |
5 | 500K | R8 | RES-ADJ-TH_3P-L9.5-W4.85-P2.50-BL-BS | 1 | LCSC | C118911 | Chengdu Guosheng Tech | 3296W-1-503 |
6 | 100K | R4 | RES-ADJ-TH_3P-L9.5-W4.85-P2.50-BL-BS | 1 | LCSC | C118911 | Chengdu Guosheng Tech | 3296W-1-503 |
7 | 105 | C13,C22 | C0603 | 2 | LCSC | C141160 | KEMET | C0805F104K5RAC3083 |
8 | 104 | C20,C15,C14 | C0603 | 3 | LCSC | C141160 | KEMET | C0805F104K5RAC3083 |
9 | 22uF | C10,C11,C1,C2,C3,C9 | C1206 | 6 | LCSC | C129666 | KEMET | C1206C101K2RACAUTO |
10 | 100uF | C19,C18,C17,C16 | C1210 | 4 | LCSC | C129666 | KEMET | C1206C101K2RACAUTO |
11 | 10uF | C21 | C1206 | 1 | LCSC | C129666 | KEMET | C1206C101K2RACAUTO |
12 | KF301-5.0-2P | H1,H2 | CONN-TH_P5.00_KF301-5.0-2P | 2 | LCSC | C474881 | Cixi Kefa Elec | KF301-5.0-2P |
13 | NC | C12 | C0603 | 1 | LCSC | C141160 | KEMET | C0805F104K5RAC3083 |
14 | 15nF | C7 | C0603 | 1 | LCSC | C141160 | KEMET | C0805F104K5RAC3083 |
15 | 0603 | LED4,LED3 | LED0603-R-RD | 2 | LCSC | C72043 | EVERLIGHT | 19-217/GHC-YR1S2/3T |
16 | 19-217/GHC-YR1S2/3T | LED2,LED1 | LED0603-R-RD | 2 | LCSC | C72043 | EVERLIGHT | 19-217/GHC-YR1S2/3T |
17 | 200K | R3 | R0603 | 1 | LCSC | C100249 | LIZ | CR0402FF1501G |
18 | GS331-TR | U2 | SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR | 1 | LCSC | C2835231 | Gainsil聚洵 | GS331-TR |
19 | SS54F | D2,D1 | SMAF_L3.5-W2.6-LS4.7-RD | 2 | LCSC | C110212 | SK | SS54F |
20 | SMAJ22A | D4,D3 | SMA_L4.3-W2.6-LS5.2-RD | 2 | LCSC | C148220 | Littelfuse | SMAJ22A |
21 | 5mΩ | RS1 | R1206 | 1 | LCSC | C728285 | YAGEO | PA1206FRF470R004L |
22 | 10A | F2 | F1206 | 1 | LCSC | C125912 | AEM | F1206FA7000V024TM |
23 | 7A | F1 | F1206 | 1 | LCSC | C125912 | AEM | F1206FA7000V024TM |
24 | 10K | R6,R7,R18,R9,R5 | R0603 | 5 | LCSC | C102043 | LIZ | CR0805J80683G |
25 | 5.1K | R15 | R0603 | 1 | LCSC | C102043 | LIZ | CR0805J80683G |
26 | 47K | R2 | R0603 | 1 | LCSC | C102043 | LIZ | CR0805J80683G |
27 | 0 | R12 | R0603 | 1 | LCSC | C102043 | LIZ | CR0805J80683G |
28 | 15K | R1 | R0603 | 1 | LCSC | C102043 | LIZ | CR0805J80683G |
29 | 250K | R17 | R0603 | 1 | LCSC | C102043 | LIZ | CR0805J80683G |
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