MIC4684 Datasheet, PDF (15/16 Pages) Micrel Semiconductor – 2A High-Efficiency SuperSwitcher Buck Regulator

MIC4684
Printed Circuit Board
General Purpose Evaluation Board (V_IN = 4V to 30V)
Micrel
Figure 7a. Bottom Side Copper
Figure 7b. Top Side Copper
Figure 7c. Bottom Side Silk Screen
Figure 7d. Top Side Silk Screen
Abbreviated Bill of Material (Critical Components)
Reference
C1
Part Number
594D156X0035D2T
Manufacturer
Vishay Sprague¹
C2, C5
VJ0805Y104KXAAB
Vitramon
C6
GRM426X7R334K50
Murata
C3
Optional
C4
594D337X06R3D2T
Vishay Sprague²
D1
B340A
Diode Inc³
L1
CDRH104R-470MC
Sumida⁴
U1
MIC4684BM
Micrel Semiconductor⁵
1 _{Vishay Dale, Inc., tel: [phone], http://www.vishay.com}
2 _{Vishay Sprague, Inc., tel: [phone], http://www.vishay.com}
3 _{Diodes Inc, tel: [phone], http://www.diodes.com}
4 _{Sumida, tel: [phone], http://www.sumida.com}
5 _{Micrel, tel: [phone], http://www.micrel.com}
July 2001
15
Description
Qty
15µF 35V
1
0.1µF 50V
2
0.33µF, 50V ceramic capacitor
1800pF, 50V ceramic
(1)
330µF, 6.3V, tantalum
1
Schottky 3A 40V
1
47µH, 2.1A I_SAT
1
1A 200kHz power-SO-8 buck regulator
1
MIC4684