Micrel MIC23099 User Manual Download Page 10 | Manualshive

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Micrel, Inc.

MIC23099 Evaluation Board

Package Information and Recommended Landing Pattern

(

6

)

Note:

6. Package information is correct as of the publication date. For updates and most current information, go to

www.micrel.com

.

May 30, 2014

10

Revision 1.0

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Summary of Contents for MIC23099

Page 1: ...age the device The maximum operating rating for VIN is 1 6V Exceeding 1 6V on the VIN could damage the device Getting Started 1 VIN Supply Connect a supply to the VIN and GND terminals paying careful...

Page 2: ...ersus output load current The boost regulator operates in either PWM or PFM mode To avoid PWM to PFM chatter the PWM entry and exit points are not the same When in PFM mode the output current needs to...

Page 3: ...wer Cycling If either VOUT1 or VOUT2 outputs are out of tolerance for longer than the power good deglitch delay of between 60ms to 120ms then both outputs are disabled The power down procedure is the...

Page 4: ...eak switch current exceeds the NMOS current limit threshold then the low side switch is immediately turned off and the high side switch is turned on Peak switch current is limited to approximately 1 5...

Page 5: ...rrent VIN 1 8V VOUT2 1 0V TA 25 C PFM 1 0 0 5 0 0 0 5 1 0 0 0 01 0 02 0 03 LOAD REGULATION OUTPUT CURRENT A Buck Load Regulation vs Output Current VIN 1 8V VOUT2 1 0V TA 25 C PFM 0 598 0 600 0 602 0 6...

Page 6: ...Micrel Inc MIC23099 Evaluation Board Typical Application Schematic Pin Configuration 14 Pin 2 5mm 2 5mm QFN YFT Top View May 30 2014 6 Revision 1 0...

Page 7: ...R8M01 Vishay Dale 4 6 8 H 1 5A Inductor 90m 3 8mm 3 8mm 1 8mm 1 L2 CIG2MW4R7NNE Samsung 4 7 H 1 1A Inductor 140m 2 0mm 1 6mm 1 0mm 1 R1 RC1005F3833CS Samsung 383k Resistor 0402 1 1 R2 RC1005F1913CS Sa...

Page 8: ...Micrel Inc MIC23099 Evaluation Board PCB Layout Recommendations Top Layer Power Trace Layer Layer 2 Ground Plane May 30 2014 8 Revision 1 0...

Page 9: ...Micrel Inc MIC23099 Evaluation Board PCB Layout Recommendations Continued Layer 3 Routing Layer Bottom Layer Ground Plane May 30 2014 9 Revision 1 0...

Page 10: ...luation Board Package Information and Recommended Landing Pattern 6 Note 6 Package information is correct as of the publication date For updates and most current information go to www micrel com May 3...

Page 11: ...y 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 p...

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