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Temperature sensor SHT20 with ATmega328

1 month ago 36
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Description

Documents

Schematis

Layout

BOM

ID Name Designator Footprint Quantity
1 RESISTOR0603-RES R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17 0603-RES 16
2 390E R18 0603-RES 1
3 240E R19 0603-RES 1
4 4.7K R20,R21,R22 0603-RES 3
5 2pin header J1 0.1-INCH-2PIN 1
6 Button-SMD-6×6×5mm SW1 SW-SMD_4PIN-L6.00-W6.00 1
7 DHT11 U8 SNR4-2.54-15.5X12.0X5.5MM 1
8 22pF C1,C2 C0805 2
9 0.1uF C3 C0805 1
10 100nF C4,C5 C0805 2
11 1N914 D1 DO-35 1
12 3.9K R1 0805 1
13 LM317HVT U6 T03B 1
14 SHT20 BK1 DFN_SHT20 1
15 ATMEGA328P-PU U1 DIP-28_L34.6-W7.3-P2.54-LS10.2-BL 1
16 0.1uF C12,C6 CAP-D5.0XF2.0 2
17 .33uF C10 CAP-D5.0XF2.0 1
18 1uF C7 CAP-D5.0XF2.0 1
19 LM7805CT U7 TO-220(TO-220-3) 1
20 BC817-25 Q1,Q2,Q3,Q4 SOT-23(SOT-23-3) 4
21 MICRO-USB-BF-5P CN1 MICRO-USB-B_5P-FEMALE_A01SB 1
22 LTS-547AP_7-Segment_Display_Common_Cathode U2,U3,U4,U5 LTS-547AP 7-SEGMENT DISPLAY 4
23 HC49 16MHz THT Y1 HC49US 1

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