Data Sheet G14309EJ2V0DS00

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µµµµPC1909

CONTENTS

1. PIN FUNCTION LIST........................................................................................................................................... 5

2. ELECTRICAL SPECIFICATIONS......................................................................................................................... 6

3. OPERATION OVERVIEW...................................................................................................................................... 11

3.1 Startup............................................................................................................................................................. 11

3.2 Steady Operation............................................................................................................................................ 13

3.3 Overcurrent Limitation Operation................................................................................................................. 15

3.4 On/Off Operation.............................................................................................................................................16

3.5 Overvoltage Protection Operation................................................................................................................ 17

4. SETTINGS..............................................................................................................................................................18

4.1 Controller Settings......................................................................................................................................... 18

4.2 Startup Circuit, Low Voltage Malfunction Prevention Circuit Settings..................................................... 18

4.3 Oscillator Settings.......................................................................................................................................... 21

4.4 Dead Time Setting.......................................................................................................................................... 22

4.4.1 Level shift setting..................................................................................................................................... 22

4.4.2 Dead time adjustment.............................................................................................................................. 24

4.5 Duty Settings...................................................................................................................................................25

4.5.1 Maximum duty setting.............................................................................................................................. 25

4.5.2 Minimum duty limit................................................................................................................................... 25

4.5.3 Soft start...................................................................................................................................................25

4.6 Remote Control............................................................................................................................................... 26

4.7 Overcurrent Limiter Settings......................................................................................................................... 27

4.8 Overvoltage Protection Circuit Setting......................................................................................................... 28

4.9 Output Circuit..................................................................................................................................................29

5. PACKAGE DRAWINGS........................................................................................................................................ 30

6. RECOMMENDED SOLDERING CONDITIONS................................................................................................... 32

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