Micrel, Inc.
MIC23030 Evaluation Board
August 2008
3
M9999-072208-A
MIC23030 Typical Application Circuit (Fixed)
Bill of Materials
Item Part
Number
Manufacturer
Description
Qty.
C1, C2 C1608X5R0J475K
TDK
(1)
4.7µF Ceramic Capacitor, 6.3V, X5R, Size 0603
2
R1 CRCW06031003FT1
Vishay
(2)
100k
Ω
, 1%, Size 0603
1
LQM21PNR47M00 Murata
(3)
0.47µH, 0.9A, 90m
Ω
, L2mm x W1.25mm x H0.5mm
LQH32CNR47M33 Murata
(3)
0.47µH, 1.1A, 42m
Ω
, L3.2mm x W2.5mm x H2.0mm
LQM31PNR47M00 Murata
(3)
0.47µH, 1.4A, 80m
Ω
, L3.2mm x W1.6mm x H0.85mm
GLF251812T1R0M TDK
(1)
1µH, 0.8A, 100m
Ω
, L2.5mm x W1.8mm x H1.35mm
MIPF2520D1R5 FDK
(4)
1.5µH, 1.5A, 70m
Ω
, L2.5mm x W2mm x H1.0mm
L1
EPL2010-471 Coilcraft
(5)
0.47µH, 1.6A, 40m
Ω
, L2.0mm x W1.8mm x H1.0mm
1
U1 MIC23030-xYMT
Micrel,
Inc.
(6)
8MHz 400mA Buck Regulator with HyperLight Load™ Mode
1
Notes:
1. TDK: www.tdk.com
2. Vishay: www.vishay.com
3. Murata: www.murata.com
4. FDK: www.fdk.co.jp
5. Coilcraft: www.coilcraft.com
6.
Micrel, Inc.: www.micrel.com