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MIC4721 Datasheet(PDF) 18 Page - Micrel Semiconductor

Part # MIC4721
Description  1.5A 2MHz Integrated Switch Buck Regulator
PDF  19 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC4721 Datasheet(HTML) 18 Page - Micrel Semiconductor

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Micrel, Inc.
MIC4721
May 2007
18
M9999-052907-A
MIC4721 Schematic and B.O.M. for 1.5A Output
Bill of Materials
Item
Part Number
Manufacturer
Description
Qty.
C2012JB0J106K
TDK
(1)
GRM219R60J106KE19
Murata
(2)
C1, C2
08056D106MAT
AVX
(3)
10µF Ceramic Capacitor X5R 0805 6.3V
2
C7
0402ZD104MAT
AVX
(3)
0.1µF Ceramic Capacitor X5R 0402 10V
1
C2012JB0J475K
TDK
(1)
GRM188R60J475KE19
Murata
(2)
C9
06036D475MAT
AVX
(3)
4.7µF Ceramic Capacitor X5R 0603 6.3V
1
C8
VJ0402A820KXAA
Vishay VT
(4)
82pF Ceramic Capacitor 0402
1
D1
SSA33L
Vishay Semi
(4)
3A Schottky 30V SMA
1
L1
IHLP2525AH-01 1
Vishay Dale
(4)
1µH Inductor 17.5m
Ω(L)6.47mm x (W)6.86mm x (H)1.8mm
1
R1, R4
CRCW04021002F
Vishay Dale
(4)
10K
Ω1% 0402 resistor
2
CRCW04026651F
CRCW04021242F
CRCW04022002F
R2
CRCW04024022F
Vishay Dale
(4)
6.65 k
Ω 1% 0402 For 2.5VOUT
12.4 k
Ω 1% 0402 For 1.8 VOUT
20 k
Ω 1% 0402 For 1.5 VOUT
40.2 k
Ω 1% 0402 For 1.2 VOUT
Open
For 1.0 VOUT
1
R3
CRCW040210R0F
Vishay Dale
(4)
10
Ω 1% 0402 resistor
1
U1
MIC4721YMM
Micrel, Inc.
(5)
1.5 2MHz Integrated Switch Buck Regulator
1
Notes:
1. TDK: www.tdk.com
2. Murata: www.murata.com
3. AVX: www.avx.com
4. Vishay: www.vishay.com
5. Micrel, Inc.: www.micrel.com



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