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Micrel, Inc. 

MIC23031 Evaluation Board 

 
 

 

 

 

 

MICREL, INC.   2180 FORTUNE DRIVE   SAN JOSE, CA  95131   USA 

TEL +1 (408) 944-0800  FAX +1 (408) 474-1000  WEB 

http://www.micrel.com

  

 

Micrel makes no representations or warranties with respect to the accuracy or completeness of the information furnished in this data sheet. This 

information is not intended as a warranty and Micrel does not assume responsibility for its use.  Micrel reserves the right to change circuitry, 

specifications and descriptions at any time without notice.  No license, whether express, implied, arising by estoppel or otherwise, to any intellectual 

property rights is granted by this document.  Except as provided in Micrel’s terms and conditions of sale for such products, Micrel assumes no liability 

whatsoever, and Micrel disclaims any express or implied warranty relating to the sale and/or use of Micrel products including liability or warranties 

relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right. 

 

Micrel Products are not designed or authorized for use as components in life support appliances, devices or systems where malfunction of a product 

can reasonably be expected to result in personal injury. Life support devices or systems are devices or systems that (a) are intended for surgical implant 

into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. A 

Purchaser’s use or sale of Micrel Products for use in life support appliances, devices or systems is a Purchaser’s own risk and Purchaser agrees to fully 

indemnify Micrel for any damages resulting from such use or sale. 

 

© 2008 Micrel, Incorporated. 

 

June 17, 2014 

Revision 2.0 

 

Содержание MIC23031-4YMT EV

Страница 1: ...f 40 C to 125 C The MIC23031 is available in fixed or adjustable versions supporting an output voltage as low as 0 7V Datasheets and support documentation are available on Micrel s web site at www micrel com Requirements The MIC23031 evaluation board requires an input power source that is able to deliver greater than 500mA at 2 7V to the MIC23031 The output load can either be an active electronic ...

Страница 2: ...ower dissipation as current is sourced from ground In discontinuous mode the MIC23031 works in PFM to regulate the output As the output current increases the off time decreases therefore more energy is delivered to the output This switching scheme improves the efficiency of the MIC23031 during light load currents by activating the power FETs only as needed As the load current increases the MIC2303...

Страница 3: ...Ω L3 2mm W2 5mm H2 0mm LQM31PN1R0M00 Murata 1µH 1 2A 120mΩ L3 2mm W1 6mm H0 85mm LQM31PNR47M00 Murata 0 47µH 1 4A 80mΩ L3 2mm W1 8mm H0 85mm GLF251812T1R0M TDK 1µH 0 8A 100mΩ L2 5mm W1 8mm H1 2mm MIPF2520D1R5 FDK 4 1 5µH 1 5A 70mΩ L2 5mm W2mm H1mm EPL2010 102 Coilcraft 5 1µH 1A 86mΩ L2mm W1 8mm H1mm U1 MIC23031 xYMT Micrel Inc 6 4MHz PWM 400mA Buck Regulator with HyperLight Load 1 Notes 1 TDK www ...

Страница 4: ...2mm W1 25mm H0 5mm 1 LQH32CN1R0M33 Murata 1µH 1A 60mΩ L3 2mm W2 5mm H2 0mm LQM31PN1R0M00 Murata 1µH 1 2A 120mΩ L3 2mm W1 6mm H0 85mm LQM31PNR47M00 Murata 0 47µH 1 4A 80mΩ L3 2mm W1 8mm H0 85mm GLF251812T1R0M TDK 1µH 0 8A 100mΩ L2 5mm W1 8mm H1 2mm MIPF2520D1R5 FDK 10 1 5µH 1 5A 70mΩ L2 5mm W2mm H1mm EPL2010 102 Coilcraft 11 1µH 1A 86mΩ L2mm W1 8mm H1mm U1 MIC23031 AYMT Micrel Inc 12 4MHz PWM 400mA...

Страница 5: ...Micrel Inc MIC23031 Evaluation Board PCB Layout Recommendations Top Layer Fixed Bottom Layer Fixed June 17 2014 5 Revision 2 0 ...

Страница 6: ...Micrel Inc MIC23031 Evaluation Board PCB Layout Recommendations Continued Top Layer Adjustable Bottom Layer Adjustable June 17 2014 6 Revision 2 0 ...

Страница 7: ...ackage Information and Recommended Landing Pattern 13 6 Pin 1 6mm 1 6mm Thin DFN MM Note 13 Package information is correct as of the publication date For updates and most current information go to www micrel com June 17 2014 7 Revision 2 0 ...

Страница 8: ...ny express or implied warranty relating to the sale and or use of Micrel products including liability or warranties relating to fitness for a particular purpose merchantability or infringement of any patent copyright or other intellectual property right Micrel Products are not designed or authorized for use as components in life support appliances devices or systems where malfunction of a product ...

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