Application Note

• Voltage Regulator
• Voltage Detector
• Watchdog Timer
• DC/DC Converter

Voltage Regulator

• Fold-back Protection Circuit
• Thermal Shutdown Circuit
• The Auto-Discharge Function
• The ECO Function
• How to Switch the ECO Function
• Reverse Current Protection Circuit
• Inrush Current Limit Circuit
• Inrush Current Limit Time Adjustable Function
• Constant Slope Circuit
• 24V/36V Input Regulator
• Dual LDO regulator
• Sequence Control
• Enhanced Load Transient Response Speed Version
• Precautions before Use

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Voltage Detector

• Difference in Output Delay Function of Voltage Detector
• Power-on Reset
• 3 Types of Voltage Detectors
• Nch. Open Drain Output and CMOS Output
• Voltage Detector with the SENSE pin
• Lower Voltage Detection and Higher Accuracy
• High Accuracy Output Delay Time
• 36V Input / 12V Detectable
• Precautions before Use

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Watchdog Timer

• Watchdog Timer
• Voltage Detector with the SENSE pin
• High Accuracy Output Delay Time
• High Accuracy of the Watchdog Timeout Period
• Precautions before Use

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DC/DC Converter

• PWM Control and VFM Control
• Required or Not of Output Transistor
• Output Voltage Setting
• Under Voltage Lock Out Function (UVLO)
• Soft Start Function
• Oscillator Maximum Duty Cycle
• Protection Circuits (Latch Type/Reset Type/Fold back Type)
• External Phase Compensation
• Frequency Switching Circuit
• Over Voltage Protection Circuit (OVP)
• Diode Rectifier and Synchronous Rectifier
• Anti-ringing Switch
• Sequence Control
• Shutdown Function