MCP3421DM-WS View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
MCP3421DM-WS Datasheet PDF : 26 Pages
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MCP3421 Weight Scale Demo Board User’s Guide
TABLE B-1: BILL OF MATERIALS (BOM) (CONTINUED)
Qty Reference
Description
Manufacturer
Part Number
8 R13, R14,
R15, R19,
R27, R32,
R33, R34
RES 1.50K OHM 1/10W 1% 0603
SMD
Yageo Corporation
RC0603FR-071K5L
2 R17, R18
RES 10.0K OHM 1/10W 1% 0603
SMD
Panasonic – ECG
ERJ-3EKF1002V
1 R20
RES 332 OHM 1/10W 1% 0603 SMD Panasonic – ECG
ERJ-3EKF3320V
2 R21, R22 RES 24.9 OHM 1/10W 1% 0603 SMD Panasonic – ECG
ERJ-3EKF24R9V
1 R23
DO NOT POPULATE
—
—
1 R24
RES 523 OHM 1/10W 1% 0603 SMD Panasonic – ECG
ERJ-3EKF5230V
1 R25
RES 4.70K OHM 1/10W 1% 0603
SMD
Panasonic – ECG
ERJ-3EKF4701V
2 R26, R28
RES 47.0K OHM 1/10W 1% 0603
SMD
Panasonic – ECG
ERJ-3EKF4702V
2 R29, R30
RES 2.20K OHM 1/10W 1% 0603
SMD
Panasonic – ECG
ERJ-3EKF2201V
3 R31, R35,
R37
RES 220 OHM 1/10W 1% 0603 SMD Panasonic – ECG
ERJ-3EKF2200V
3 R36, R38,
R39
RES 1.00K OHM 1/10W 1% 0603
SMD
Panasonic – ECG
ERJ-3EKF1001V
4 S2, S3, S4, SWITCH LT TOUCH 6X3.5 100GF
S5
SMD
Panasonic – ECG
EVQ-PJS04K
1 U1
MCP3421 SOT-23_6L A0
Microchip Technology
Inc.
MCP3421A0T-E/CH
1 U2
PIC18F4550 TQFP44
Microchip Technology
Inc.
PIC18F4550-I/PT
1 U4
MCP1702 SOT23A 5V CMOS low
dropout positive voltage regulator
Microchip Technology
Inc.
MCP1701T-5002I/CB
1 U5
MCP6V02 SOIC8 Linear High Preci- Microchip Technology
sion Op Amps-Auto Zero
Inc.
MCP6V07-E/SN
1 USB1
CONN RECEPT MINI USB2.0 5POS Hirose Electric Co., Ltd. UX60-MB-5ST
1 X1
CRYSTAL 20MHZ METAL CASE
SMD
Connor-Winfield
XM-1-20.0000
Note 1: The components listed in this Bill of Materials are representative of the PCB assembly. The
released BOM used in manufacturing uses all RoHS-compliant components.
DS51918A-page 24
2010 Microchip Technology Inc.
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