MD1320N データシートの表示（PDF） - Unspecified

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MD1320N

3.3V/5V Stepdown DC to DC Converter Power IC MD1320N Application Manual

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DC to DC Converter Power IC

MD1320N Application Manual Table of Contents

CONTENTS

1. Using the MD1320N DC to DC Converter Power IC................................................1

2. General description of the DC to DC Converter Power IC MD1320N .....................3

2 - 1 Features

2 - 2 Applications

2 - 3 Nomenclature

2 - 4 Peripheral functions

2 - 5 Terminal functions.......................................................................................4

2 - 6 Block diagrams...........................................................................................5

3. External dimensions (Diagram) ...............................................................................6

4. Characteristics .........................................................................................................7

5. Mounting .................................................................................................................8

5 - 1 Soldering pattern reference (Reflow-type)

5 - 2 Mounting cautions

5 - 3 Printed circuit board patterns and design considerations (Reference) .............9

6. Operating instructions ..........................................................................................10

6 - 1 Basic input and output connections

6 - 2 Input protection element connection .......................................................11

6 - 3 Overvoltage protection

6 - 4 Remote ON/OFF Control Function ...........................................................12

6 - 5 Reference parts .......................................................................................13

6 - 6 Electrical characteristics

7. Basic design procedure .........................................................................................14

7 - 1 Overcurrent detecting resistor (R1) selection

7 - 2 Inductance (L1) selection

7 - 3 Output capacitor selection ......................................................................15

7 - 4 Input capacitor selection

7 - 5 Thermal management

8. Electrical measurement data...........................................................................16~19

8 - 1 Output voltage - 3.3V

8 - 2 Output voltage - 5V

9. Packing conditions ...............................................................................................20

9 - 1 Taping type

9 - 2 Package configuration

9 - 3 Order quantity and dimensions

2

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