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TDA7439

1 year ago 746
  • Description
  • Documents
  • BOM
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Description

TDA7439 + [Esp8266 NodeMCU (+ Aptx module CSR8645) isolated ] audio board

Firmware is available here: https://github.com/StarrLucky/TDA7439_CSR8645_NodeMCU_Amplifier_Board

Old version: https://easyeda.com/fxndstrs/tda7439_old (no ground separation, noisy).

Documents

TDA7439

TDA7439

BOM

ID Name Designator Footprint Quantity
1 TDA7439 U2 SDIP-30 BIG PAD 1
2 2,2uF C31,C30 CAP-D5.0XF2.0 2
3 5K6 R7,R8 0805 2
4 2K7 R9,R10 0805 2
5 10uF C33,C11 CAP-D5.0XF2.0 2
6 33nF C32 0805 1
7 100nF C15,C14,C12,C13 0805 4
8 22nF C19,C17 0805 2
9 15nF C21,C23 0805 2
10 470nF C22,C24,C25,C20,C18,C16 0805 6
11 5600pF C28,C29 0805 2
12 3300pF C27,C26 0805 2
13 WJ2EDGVC-5.08-2P 9V_IN WJ2EDGVC-5.08-2P 1
14 NODEMCU_V1_ESP12E U3 ESP12E_DEVKIT-V1 1
15 10k R15,R12,R19,R20,R21,R22,R29,R30,R32,R34,R35,R17,R6 0805 13
16 220 R11,R31,R36,R16 0805 4
17 LED-3MM LED1,LED2 LED-3MM/2.54 2
18 33k R5,R1 0805 2
19 1k R2,R3 0805 2
20 50 R4 0805 1
21 100 R13 0805 1
22 15k R14 0805 1
23 CSR8645 U4 CSR8645_2 1
24 5.1k R23,R24,R27,R28 0805 4
25 100k R25,R26 0805 2
26 4.7u C1,C39,C40 0805 3
27 10n C2 0805 1
28 33p C3,C4,C5,C6 0805 4
29 AMS1117-3.3 U6,U12 SOT-223 2
30 10u C7,C41,C44,C46,C49 0805 5
31 22u C8,C38 0805 2
32 Header2.54mm 1*8P P3 HDR-8X1/2.54 1
33 1u C34,C35,C9,C10,C42,C43,C45 0805 7
34 EVQ22705R SW1 KEY-6.0*6.0-4 1
35 100n C36 0805 1
36 2000u C37 CP_13X21MM 1
37 PS2561L-1-H-A U13,U7 SMD-4(6.5X4.58) 2
38 MC7805CDT 0.5A U15,U14 DPAK-3 2
39 B0505S-2WR2 U16,U17 B0505S-2WR2 2
40 2.54mm 1*2P P2,P5,P6,P1,P4 HDR-2X1/2.54 5
41 1000u C47,C48 CAP-D6.3XF2.5 2
42 0.33u C50,C51 0805 2
43 0.10u C52,C53 0805 2
44 ADUM1250ARZ U8 SOIC-8_150MIL 1
45 AS324MTR-E1 U1,U5 SOIC-14_150MIL 2

Attachments

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Members

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你现在访问的是EasyEDA海外版,使用建立访问速度更快的国内版 https://lceda.cn(需要重新注册)
如果需要转移工程请在个人中心 - 工程 - 工程高级设置 - 下载工程,下载后在https://lceda.cn/editor 打开保存即可。
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