Dehumidifier Block Diagram

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Dehumidifier

AC/DC DC/DC REG Voltage Detector Op-Amp.1 Op-Amp.2 Gate Driver Motor Driver Buzzer Driver Speaker Driver PFC

    (AC/DC) Power Supply Block

    products Features
    NJW4790 Quasi-Resonant RCC Controller IC for AC-DC

    (DC/DC) Power Supply Block

    products Features
    NJM2392 PWM DC/DC Converter IC
    NJW1616 600mA, 500kHz, Step-Down Switching Regulator in SOT-23
    NJW4171 2.4MHz, 2.5A MOSFET Switching Regulator IC for Buck Converter
    NJW4177 Internal 2A MOSFET Switching Regulator IC for Synchronous Buck Converter
    R1245 1.2A 30V Input PWM Step-down DC/DC Converter
    R1242 3A 30V Input PWM Step-down DC/DC Converter with Synchronous Rectifier Ext. Low-side Tr.
    R1243 2A 30V Input PWM Step-down DC/DC Converter
    R1271 30 V, 1 A Synchronous PWM Step-down DC/DC Converter

    (LDO) Power Supply Block

    products Features
    NJM11100 Adjustable Low Dropout Regulator with Reverse Current Protection
    NJM2830 Low Dropout Voltage Regulator
    NJM78 Series 3-Terminal Positive Voltage Regulator
    R1524 Low Supply Current 36V Input 200mA Voltage Regulator
    R1517 36V Input 500mA Low Supply Current Voltage Regulator
    R1518 36V Input 1A Low Supply Current Voltage Regulator

    (Voltage Detector) Power Supply Block

    products Features
    NJU7700 Voltage Detector
    NJU7701 Voltage Detector
    NJU7704 Voltage Detector
    NJU7705 Voltage Detector
    NJU7706 Voltage Detector
    NJU7707 Voltage Detector
    R3114 0.8% Accuracy 0.5V Operating Voltage Detector
    R3116 0.8% Accuracy 0.5V Operating Voltage Detector with Delay Function
    R5106 Watchdog Timer Equipped with Inhibit Pin with VD
    R5107 Watchdog Timer Equipped with Manual Reset with VD
    R5108 Watchdog Timer Equipped with SENSE Pin with VD
    R5109 Watchdog Timer Equipped with 2-Clock Monitoring with VD

    (Op-Amp.)

    products Features
    NJU77552 1.7MHz, 50µA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier
    NJU7077 Precision, Low Noise, Rail-to-Rail Output, Excellent EMI Immunity, CMOS Operational Amplifiers
    NJU7047 9V/µs High-Speed, Rail-to-Rail I/O CMOS Operational Amplifier
    NJM3472 High Speed Single Supply Operational Amplifier

    (Gate Driver)

    products Features
    NJW4840 High Speed Switching Gate Driver
    NJW4841 1-channel Switching Gate Driver

    (Motor Driver)

    products Features
    NJW4320 24V Single Phase Brushless DC Motor Driver
    NJW4321 24V Single Phase Brushless DC Motor Driver

    (Buzzer Driver)

    products Features
    NJW1280 High Capacitance Piezo-sounder Driver with charge pump
    NJU72501 Piezo-sounder Driver with Multi-mode charge pump

    (Speaker Driver)

    products Features
    NJU8780 Audio Switching driver with Load Diagnostics
    NJU7089 High-Power & Low-Voltage Audio Power Amplifier
    NJU8759 Analog Signal Input Monaural Filter Less 3.0W Class-D Amplifier

    (PFC)

    products Features
    R1700 650 V Variable Output Current/Voltage ZVS PFC/LED Driver Controller

    (SiC-SBD)

    products Features
    NJDCD010A065A 650V/10A Silicon Carbide Schottky Barrier Diode