DC DC Converter Block Diagram

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DCDCConverter

Operational Amplifiers Operational Amplifiers Power Management Power Management Power Management

(Op-Amp.) Operational Amplifiers

products Features
NJM2904 Single-Supply Dual Op-Amp.
NJM8532 Rail-to-Rail Input/Output Dual Op-Amp.
NJU7047 9V/μs High-Speed, Rail-to-Rail Input/Output Dual CMOS Op-Amp.
NJU7077 Precision, Low Noise, Rail-to-Rail Output, Dual CMOS Op-Amp.
NJM3040 High Side Bi-Direction Current Sense Amplifier
NJU7890 1,000V High Voltage Monitor IC

(Comparator)

products Features
NJM2903 Single-Supply Dual Comparator
NJM8191 Single-Supply Single Low-Power Comparator
NJU77242 Rail-to-Rail Input Low power CMOS Open-Drain Output Dual Comparator
NJU77250 tP=50ns typ. High -Speed Rail-to-Rail Input CMOS Push-Pull Output Single Comparator

(LDO) Power Management

products Features
NJM2884 Low Dropout Voltage Regulator
NJW4116 Io=500mA Low Dropout Regulator with Reset function
NJW4271 45V Io=500mA LDO with Watchdog Timer and Reset

(Switching Regulators) Power Management

products Features
NJW4171 2.4MHz 2.5A MOSFET Switching Regulator IC for Buck Converter
NJW4177 Internal 2A MOSFET Switching Regulator IC for Synchronous Buck Converter
NJW4140 MOSFET Drive Switching Regulator IC for Boost / Fly-back Converter
NJW4142 Current Mode MOSFET Drive Step-Up / Fly-back Switching Regulator IC
NJW4172 2.4MHz 1.5A 2channel MOSFET Switching Regulator IC for Buck Converter
NJW4175 600mA MOSFET Switching Regulator IC for Synchronous Buck Converter
NJW1871 Current Mode MOSFET Drive Step-Up / Fly-back Switching Regulator
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