AMS CCS811, Manual

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CCS811 Standard Board
ams Eval Kit Manual Page 7
[v1-01] 2017-Jan-16 Document Feedback
5 Schematic, PCB Layout and Bill of Materials
The schematic design, PCB layout and bill of materials (BOM) for CCS811-LG_EK_ST is
documented in the following sections.
5.1 Schematic Design
The schematic design for USB to I
2
C board (ENS-USB-I2CIO) and the CCS811 sensor board (ENS-
CCS811-SB) is documented at the end of the document.
5.2 Bill of Materials (BOM)
The bill of materials (BOM) for the USB to I
2
C board (ENS-USB-I2CIO) and CCS811 sensor board
(ENS-CCS811-SB) are shown in the following sections.
5.2.1 USB to I
2
C Board (ENS-USB-I2CIO)
Figure 7 Bill of Materials (BOM) for the USB to I
2
C Board
Label Description Part Number Manufacturer
U1
IC - USB to
I
2
C
bridge QFN24
CP2112 Silicon labs
U3 ESD Protection Device SOT-14 SP0503BAHTG LITTLEFUSE
R1 330K Resistor 0402 CRG0402J330K TE CONNECTIVITY
R2 0R Jumper Resistor 0402 ERJ-2GE0R00X
PANASONIC
ELECTRONIC
R4, R5 1K Resistor 0402 ASC0402-1K0FT10 WELWYN
R6, R7, R8 4K7 Resistor 0402 CRG0402F4K7 TE CONNECTIVITY
L1 Inductor 0402-N 742843122 WURTH ELEKTRONIK
C1,C6,C7 100nF Capacitor 0402 MC0402X104K100CT MULTICOMP
C2, C3, C4 4.7uF Capacitor 0402 GRM188R61A475KE15D Murata
C5 10nF Capacitor 0402-N MCCA000077 MULTICOMP
LED1-TX Chip LED 0603 150060GS75000 WURTH ELEKTRONIK
LED2-RX Chip LED 0603 150060YS75000 WURTH ELEKTRONIK
USB USB_MICROBOUT 47346-0001 Molex
X1 Board-To-Board Connector 38-00-1337 Molex
5.2.2 CCS811 Sensor Board (ENS-CCS811-SB)
Figure 8 Bill of Materials (BOM) for the CCS811 sensor Board
Label Description Part Number Manufacturer
S1
CCS811B Digital gas sensor for
indoor air quality monitoring
CCS811B-JOPR ams AG