Linear Technology DC1123 Quick Start Manual page 7

DC1123A QUICK START GUIDE
Item Qty Reference - Des
1 1 C2
2 4 C4,C7,C8,C9
3 2 C5,C6
4 2 L2,L4
5 2 L1,L3
6 1 R3
7 1 R4
8 1 R5
9 1 R6
10 2 R12,R13
11 1 U1
1 2 C10,C11
2 1 C1
3 1 R7
4 1 R2
5 4 R8,R9,R10,R11
6 1 R1
7 1 U2
1 2 JP1,JP2
2 2 JP1,JP2
3 1 J1
4 1 J2
E1,E5,E6,E7,E8,
5 10 E9,E15,E16,E17,
E18
E2,E3,E4,E10,E11,
6 8
E12,E13,E14
7 4
REQUIRED CIRCUIT COMPONENTS:
CAP, CHIP X5R, 10uF, 10V, 0805
CAP, CHIP,X5R, 10uF, 6.3V, 0603
CAP, CHIP, COG, 10pF, 50v, 0402
INDUCTOR, 3.3uH, 0.120 Ohms, 1.0A
INDUCTOR, 4.7uH, 0.155 Ohms, 0.88A
RES, 0402, 475K OHMS, 1%, 1/16w
RES, 0402, 634K OHMS, 1%, 1/16w
RES, 0402, 536K OHMS, 1%, 1/16w
RES, 0402, 499K OHMS, 1%, 1/16w
RES, 0402, 3.3M OHMS, 5%, 1/16w
2
I C QUAD SYNCHRONOUS STEP-DOWN
DC/DC REGULATOR
ADDITIONAL DEMO BOARD CIRCUIT COMPONENTS:
CAP, CHIP, X5R, 0.1uF, 10V
CAP, CHIP,X5R, 10uF, 10V
RES, 0402, 0.0 Ohms, 1/16w
RES, 0402, 100K Ohms, 5%, 1/16w
RES, 0402, 5.1K OHMS, 5%, 1/16w
RES, 0402, 1 OHM, 5%, 1/16w
HARDWARE FOR DEMO BOARD ONLY:
HEADER,3 PINS, 2mm
CONN, USB MINI-B
HEADER, 2X7 PIN, 0.079CC
TURRET, 0.09 DIA
TURRET, 0.061 DIA
STAND-OFF, NYLON 0.25" tall (SNAP ON)
Figure 5. Bill of Materials
Part Description
SERIAL EEPROM
SHUNT, 2mm
Manufacturer, Part #
Murata, GRM21BR61A106KE19
TDK, C1608X5R0J106M
Murata, GRM1555C1H100JZ01D
TOKO, 1098AS-3R3M
TOKO, 1098AS-4R7M
VISHAY, CRCW0402475KFKED
VISHAY, CRCW402634KFKED
VISHAY, CRCW402536KFKED
VISHAY, CRCW0402499KFKED
VISHAY, CRCW04023M30JNED
LINEAR TECH, LTC3562EUD
TDK, C1005X5R1A104K
TDK, C2012X5R0J106M
VISHAY, CRCW04020000Z0ED
VISHAY, CRCW0402100KJNED
VISHAY, CRCW04025K1JNED
VISHAY, CRCW04021R00JNED
MICROCHIP, 24LC025-I/ST
SAMTEC, TMM-103-02-L-S
SAMTEC, 2SN-BK-G
TYCO, 1734035-2
MOLEX/WALDEN, 87831-1420
MILL-MAX, 2501-2
MILL-MAX, 2308-2
KEYSTONE, 8831 (SNAP ON)
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