 2010 Microchip Technology Inc.

DS51880A-page 21

MCP1640 SYNCHRONOUS BOOST

CONVERTER EVALUATION BOARD

USER’S GUIDE

Appendix B. Bill of Materials (BOM)

TABLE B-1:

BILL OF MATERIALS (BOM)

Qty

Reference

Description

Manufacturer

Part Number

4

Bump

BUMPON HEMISPHERE .44X.20

WHITE

3M

SJ-5003 (WHITE)

3

C1, C2, C8

CAP CER 10UF 10V X7R 0805

Murata Electronics

North America

GRM21BR71A106KE51L

0

C3, C4, C6, C7

CAP TANT LOW ESR SMD

6032-EIA / C case

——

1

C5

CAP CER 10UF 10V X7R 1206

Murata Electronics

North America

GRM31CR71A106KA01L

2

L1, L2

INDUCTOR POWER 4.7UH 2.0A

SMD

EPCOS Inc

B82462G4472M

1

PCB

RoHS Compliant Bare PCB,

MCP1640 Sync Boost Converter

Evaluation Board

Microchip Technology

Inc.

104-00283

2

RB1, RB2

RES 309K OHM 1/8W 1% 0805 SMD Rohm Semiconductor MCR10EZPF3093

1

RT1

RES 536K OHM 1/8W 1% 0805 SMD Yageo

RC0805FR-07536KL

1

RT2

RES 324K OHM 1/8W 1% 0805 SMD Rohm Semiconductor MCR10EZPF3243

1

RT4

RES 976K OHM 1/8W 1% 0805 SMD Rohm Semiconductor MCR10EZHF9763

1

RT5

RES 1.20M OHM 1/8W 1% 0805

SMD

Rohm Semiconductor MCR10EZHF1204

4SW1, SW2,

SW3, SW4

SWITCH SLIDE SPDT SMD GULL

Copal Electronics Inc CJS-1200TB

8

TP1, TP2, TP3,

TP5, TP6, TP7,

TP8, TP9

PC Test Point Compact SMT

Keystone Electronics 5016

1

U1

MCP1640 Syncronous Boost

Converter - SOT23-6

Microchip Technology

Inc.

MCP1640

1

U2

MCP1640 Syncronous Boost

Converter – DFN2x3mm

Microchip Technology

Inc.

MCP1640

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.