MIC4680 Datasheet, PDF (13/16 Pages) Micrel Semiconductor – 1A 200kHz SuperSwitcher™ Buck Regulator Final Information

MIC4680
Printed Circuit Board Layouts
Micrel
Figure 6b. Top-Side Silk Screen
Figure 6d. Bottom-Side Silk Screen
Figure 6c. Top-Side Copper
Figure 6e. Bottom-Side Copper
Abbreviated Bill of Material (Critical Components)
Reference
C1
C4
D1
L1
U1
Part Number
Manufacturer
Description
Qty
TPSD156M035R0300 AVX¹
15µF 35V
1
ECE-A1HFS470
Panasonic²
47µF 50V, 8mm × 11.5mm
TPSD227M010R0150 AVX
220µF 10V
1
B260A
Vishay-Diodes, Inc.³
Schottky
1
SS26
General Semiconductor
UP2B-680
Coiltronics⁴
68µH, 1.5A, nonshielded
1
CDH115-680MC
Sumida⁵
68µH, 1.5A, nonshielded
CDRH124-680MC
Sumida⁵
68µH, 1.5A, shielded
MIC4680BM
Micrel Semiconductor⁶
1A 200kHz power-SO-8 buck regulator
1
1 _{AVX: http://www.avxcorp.com}
2 _{Panasonic: http://www.maco.panasonic.co.jp/eccd/index.html}
3 _{Vishay-Diodes, Inc., tel: [phone], http://www.diodes.com}
4 _{Coiltronics, tel: [phone], http://www.coiltronics.com}
5 _{Sumida, tel: [phone], http://www.sumida.com}
6 _{Micrel, tel: [phone], http://www.micrel.com}
June 2000
13
MIC4680