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ESPBat

5 months ago 132
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Description

DIY Bat recorder based on an ESP32

Github link : https://github.com/dbrouste/ESPBAT/wiki

Simulation results ([https://github.com/dbrouste/ESPBAT/tree/main/TinaTi%20Simulation]) Amp 52dB 15kHz to 280kHz Noise S/N 97dB(30kHz), 82dB(100kHz), 75dB(250kHz) THD 0.003436%(50Hz)

DAC 16-bit, 500-kSPS

Documents

ESPBAT

PCB_2021-01-29_13-41-49

BOM

ID Name Designator Footprint Quantity
1 100nF C3,C4,C11,C15,C17,C20,C21,C23,C40,C42,C43 C0603 11
2 47nF C5 C1210 1
3 220nF C6 C1206 1
4 1uF C1,C7,C8,C9,C10,C13,C18,C22,C24,C25,C26,C29,C41,C44,C45,C46 C0805 16
5 10nF C12 C1812 1
6 10nF C14 C0805 1
7 100pF C16 C0603 1
8 10uF C2,C19,C28,C30,C31,C47,C48 C0805 7
9 Header-Male-2.54_1x6 H1 HDR-TH_6P-P2.54-V 1
10 210S-1*2P L=11.6MMGold-plated black H2 HDR-TH_2P-P2.54-V 1
11 C92159 H3 HDR-TH_3P-P2.54-H-M-BW7.2-P 1
12 ADM7170ACPZ-R2 IC1 SON50P300X300X80-9N 1
13 HDR-M-2.54_1x1 J1 HDR-M-2.54_1X1 1
14 JACK 3.5mm J2 MY_3.5MM_JACK 1
15 104031-0811 J3 MOLEX_104031-0811 1
16 HDR-M-2.54_1x4 J5 HDR-M-2.54_1X4 1
17 4.7uH L1,L6 L1008 2
18 MAX98357 M1 MAX98357-MODULE 1
19 Header-Female-2.54_1x6 P1 HDR-TH_6P-P2.54-V-F 1
20 Header-Female-2.54_1x3 P2 HDR-TH_3P-P2.54-V 1
21 10K R1,R8,R20,R21,R22,R31 R0805 6
22 47 R2 R0603 1
23 3.9K R3 R0603 1
24 24K R19 R0805 1
25 1K R6,R7,R23,R28 R0603 4
26 4.7 R27,R29 R0603 2
27 150 R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R30 R0603 11
28 4.7K R32 R0805 1
29 1.5K R34 R0603 1
30 11K R35 R0603 1
31 150K R36 R0805 1
32 22K R37 R0805 1
33 82K R38 R0603 1
34 EN11-VSM1AF20 SW1 EN11-VSM1AF20 1
35 EG1213 SW2 SW-TH_EG1213 1
36 NCP163ASN330T1G U1 TSOT-23-5_L2.9-W1.6-P0.95-LS2.8-BL 1
37 ‎ADS8319IDGST U2 MSOP-10 1
38 OPA836IDBVR U3 SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL 1
39 TPS65133DPDR U4 WSON-12_L3.0-W3.0-P0.45-BL-EP 1
40 LMH6629MFE/NOPB U5 SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BL 1
41 ADP7183 U6 LFCSP-8_2X2X05P 1
42 DS3231MZ+ U7 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 1
43 ICS-40730 U8 ICS-40730 1
44 REF3433 U9 SOT-23-6 1
45 ESP32 TTGO-T-Display U14 TTGO-T-DISPLAY-OL 1

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