LED Headlight ECU Block Diagram

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LEDHeadlightECU

オペアンプ/コンパレータ オペアンプ/コンパレータ 電源ICブロック スイッチングドライバ

Operational Amplifier

Products Features
NJM8532 14V, Low Noise, Low Power, Rail-to-Rail Input/Output, Operational Amplifier
NJU7047 9V/µs High-Speed, Rail-to-Rail I/O CMOS Operational Amplifier
NJU7057 Low Noise, Low Offset Voltage Drift, Rail-to-Rail Output, Excellent EMI Immunity, CMOS Operational Amplifier
NJU77552 1.7MHz, 50µA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier
NJU77701 Wide-Band, High-Speed, Low-Offset, Low-Noise Rail-to-Rail Input/Output CMOS Operational Amplifier

Comparator

Products Features
NJM2903 Single-Supply Dual Comparator
NJU77242 Rail-to-Rail Input Open-Drain Output Low power CMOS Comparators

(LDO) Power Supply IC

Products Features
NJM11100 Adjustable Low Dropout Regulator with Reverse Current Protection
NJM12884 LDO with Reverse Current Protection / Soft Start / Discharge Function
NJM2879 LDO with Reverse Current Protection / Discharge Function
NJW4104 45V Io=200mA Ultra low Quiescent current LDO
NJW4105 High Voltage Io=500ma LDO Regulator
NJW4106 High Voltage Io = 500 mA Adjustable LDO Regulator
NJW4107 45V Io=300mA LDO
R1524 Low Supply Current 36V Input 200mA Voltage Regulator
R1525 High Noise Immunity Low Supply Current 42V Input 200mA Voltage Regulator
RP170 10V Input 300mA LDO Regulator
R1526 High Noise Immunity 42V Input 300mA Voltage Regulator
RP111 Low Voltage Good Load Transient Response 500mA LDO Regulator
R1517 36V Input 500mA Low Supply Current Voltage Regulator
RP132 Low Voltage 1ALDO Regulator
R1518 36V Input 1A Low Supply Current Voltage Regulator

(DC/DC) Power Supply IC

Products Features
NJW4171 2.4MHz, 2.5A MOSFET Switching Regulator IC for Buck Converter
R1271 30 V, 1 A Synchronous PWM Step-down DC/DC Converter
R1278 30 V, 2 A Synchronous PWM Step-down DC/DC Converter
R1276 3A 30V Input Step-down DC/DC Converter with Synchronous Rectifier
R1260 60V Input / 80V Absolute Maximum Rating Synchronous Step-down DC/DC Controller
NJW1871 MOSFET Drive Switching Regulator IC for Boost / Fly-back Converter
NJW4132 Switching Regulator IC for Boost Converter Current Mode Control with 45V/1.75A MOSFET
NJW4133 2.4MHz, 45V, 5A MOSFET Switching Regulator IC for Boost Converter
NJW4140 MOSFET Drive Switching Regulator IC for Boost / Fly-back Converter
NJW4142 MOSFET Drive Switching Regulator IC for Boost / Fly-back Converter

(Tracking Regulator) Power Supply IC

Products Features
R1540 High Noise Immunity 42V Input 70mA Voltage Tracker

(Voltage Detector, Watchdog Timer) Power Supply IC

Products Features
R3118 Low Voltage Detector with Individual SENSE Pin and Delay Function
R3152 42V Input Window Voltage Detector
R3154 42 V Input Window Voltage Detector with Diagnostic Function
R3121xxxxA 36V Input Voltage Detector with Release Delay Function
R3121xxxxE 36V Input Voltage Detector with Release Delay Function
R5112 Low Supply Current 42V Input 200mA Voltage Regulator with VD
R5116 42V Input Voltage Regulator with Window Voltage Detector
R5117 42V Input Voltage Regulator with Battery Voltage Detector
R5110 36V Input System Power Supply with Watchdog Timer
R5114 Low Supply Current 42V Input System Power Supply with Watchdog Timer
R5115 Low Supply Current 42V Input System Power Supply with Window-type Watchdog Timer

(Gate Driver) Switching Driver

Products Features
NJW4841 1-channel Switching Gate Driver
NJW4868 Gate Driver with current and voltage detection