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MIC4723_08 Datasheet, PDF (18/20 Pages) Micrel Semiconductor – 3A 2MHz Integrated Switch Buck Regulator | |||
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Micrel, Inc.
MIC4723 Schematic and BOM for 3A Output
MIC4723
Item
Part Number
Manufacturer
Description
Qty
C1a,C1b
C2012JB0J106K
TDK
GRM219R60J106KE19
Murata
10µF Ceramic Capacitor X5R 0805 6.3V
2
08056D106MAT
AVX
C2
0402ZD104MAT
AVX
0.1µF Ceramic Capacitor X5R 0402 10V
1
C3
C2012JB0J475K
TDK
GRM188R60J475KE19
Murata
4.7µF Ceramic Capacitor X5R 0603 6.3V
1
06036D475MAT
AVX
C4
VJ0403A820KXAA
Vishay VT
82pF Ceramic Capacitor 0402
1
D1
SSA33L
Vishay Semi
3A Schottky 30V SMA
1
L1
RLF7030-1R0N6R4
TDK
1µH Inductor 8.8m⦠7.1mm(L) x 6.8mm (W)x 3.2mm(H)
1
744 778 9001
Wurth Elektronik
1µH Inductor 12m⦠7.3mm(L)x7.3mm(W)x3.2mm(H)
1
IHLP2525AH-01 1
Vishay Dale
1µH Inductor 17.5m⦠6.47mm(L)x6.86mm(W)x1.8mm(H)
1
R1,R4
CRCW04021002F
Vishay Dale
10Kâ¦1% 0402 resistor
1
R2
CRCW04026651F
6.65k⦠1% 0402 For 2.5VOUT
CRCW04021242F
12.4k⦠1% 0402 For 1.8 VOUT
Vishay Dale
CRCW04022002F
20k⦠1% 0402 For 1.5 VOUT
1
CRCW04024022F
49.9k⦠1% 0402 For 1.2 VOUT
Open
For 1.0 VOUT
R3
CRCW040210R0F
Vishay Dale
10â¦1% 0402 resistor
1
U1
MIC4723YML
Micrel, Inc.
3A 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. Wurth Elektronik: www.we-online.com
6. Micrel, Inc: www.micrel.com
June 2008
18
M9999-060308-E
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