Datasheet

BUF22821EVM-USB Documentation

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7.3 Bill of Materials

Table 6 lists the bill of materials for the BUF22821EVM-USB.

Table 6. BUF22821EVM-USB Test Board Bill of Materials

Item

No. Qty Value Ref Des Description Vendor/Mfr Part Number

1 4 Various R1 to R4 Resistor, 1/16W 5% 0603 SMD Susumu Co Ltd Various

2 1 249 kΩ R5 Resistor, 249 kΩ, 1/16W 5% 0603 Susumu Co Ltd RR0816P-2493-D-39D

SMD

3 2 4.7 μF C1, C2 Capacitor, tantalum, 4.7 μF 35 V Vishay/Sprague 293D475X9035C2TE3

10% SMD

4 2 1 μF C3, C4 Capacitor, ceramic, 1 μF 25 V Y5V Murata Electronics North GRM188F51E105ZA12D

0603 America

5 8 0.1 μF C5 to C12 Capacitor ceramic, 0.1 μF 25 V Kemet C0603C104Z3VACTU

Y5V 0603

6 1 — U1 Connector, Rcpt .100 in, 19-Pos Samtec SS-119-G-2

Gold T/H

7 2 — U2 Socket, TSSOP 28-Pin ZIF ENPLAS OTS-38(44)-0.5-01

8 1 — U3 IC Buffer, Schmitt Trigger, SOT235 Texas Instruments SN74LVC1G17DBVR

9 1 DSUB25 J1 Connector, D-SUB Plug R/A AMP/Tyco Electronics 5747842-4

25-Pos 30 Gold (with threaded

inserts and board locks)

10 4 — T1 to T4 Terminal block 5 MM 2 Pos On-Shore Technology ED300/2

Inc

11 1 — T5 Terminal block 5 MM 3 Pos On-Shore Technology ED300/3

Inc

12 1 — TP1 Connector, Header 26-Pos .100 Samtec TSW-126-07-G-S

in., SGL Gold

13 7 — All Test Points Connector, Header 1-Pos .100 in., Samtec TSW-101-07-G-S

, V

, SCL, SGL Gold

SDA, BKSEL,

GNDx2)

14 4 Standoff None Standoffs, Hex , 4-40 Threaded, Keystone 2203

0.500 in., length, 0.250 in. OD,

Aluminum Iridite Finish

15 4 Screw None Screw Machine Phillips, 4-40X1/4 B & F Fastener Supply PMSSS 440 0025 PH

16 1 SW1 SW1 Switch Toggle SPDT .4 VA PC E-Switch 200AWMSP1T1A1M2RE

MNT

17 7 Strip cut to JMP1 to JMP7 Connector, Header 3-Pos .100 in., Samtec TSW-103-07-G-S

size SGL Gold

(length is 3

pos.)

18 7 Jumper JMP1 to JMP7 Shunt LP w/Handle 2-Pos 30AU AMP/Tyco Electronics 881545-2

BUF22821EVM-USB Evaluation Board and Software Tutorial SBOU117–September 2011

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