MIC23254 Datasheet, PDF (15/17 Pages) Micrel Semiconductor – 4MHz Dual 400mA Synchronous Buck Regulator with Low Input Voltage and HyperLight Load™

Micrel, Inc.
MIC23254 Typical Application Circuit
MIC23254
Bill of Materials
Item
C1, C2, C3
C4
R1, R2
L1, L2
Part Number
C1608X5R0J475K
VJ0603Y103KXXAT
CRCW06031002FKEA
LQM21PN1R0MC0D
LQH32CN1R0M33
LQM31PN1R0M00
GLF251812T1R0M
LQM31PNR47M00
MIPF2520D1R5
EPL2010-102
U1
MIC23254-GCYMT
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.
Manufacturer
TDK⁽¹⁾
Vishay⁽²⁾
Vishay⁽²⁾
Murata⁽³⁾
Murata⁽³⁾
Murata⁽³⁾
TDK⁽¹⁾
Murata⁽³⁾
FDK⁽⁴⁾
Coilcraft⁽⁵⁾
Micrel, Inc.⁽⁶⁾
Description
4.7µF Ceramic Capacitor, 6.3V, X5R, Size 0603
0.01µF Ceramic Capacitor, 25V, X7R, Size 0603
10kΩ, 1%, 1/16W, Size 0603
1µH, 0.8A, 190mΩ, L2mm x W1.25mm x H0.5mm
1µH, 1A, 60mΩ, L3.2mm x W2.5mm x H2.0mm
1µH, 1.2A, 120mΩ, L3.2mm x W1.6mm x H0.95mm
1µH, 0.8A, 100mΩ, L2.5mm x W1.8mm x H1.35mm
0.47µH, 1.4A, 80mΩ, L3.2mm x W1.6mm x H0.85mm
1.5µH, 1.5A, 70mΩ, L2.5mm x W2mm x H1.0mm
1.0µH, 1.0A, 86mΩ, L2.0mm x W1.8mm x H1.0mm
Low-Voltage, 4MHz Dual 400mA Fixed-Output Buck
Regulator with HyperLight Load™ Mode
Qty
3
1
Optional
2
1
May 2010
15
M9999-052510