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Automotive LED Lighting

Analog ICs provide complete analog circuit functions.

MAX20411 Automotive High-Efficiency Single 16A/22A/ 30A/40A Step-Down Converter Family

The MAX20411 is a family of high-efficiency, synchronous step-down converters that operate with ...
  • High-Efficiency DC-DC Converter
  • Up to 40A Peak Output Current:
    • MAX20411A: 16A
    • MAX20411B: 22A
    • MAX20411C: 30A
    • MAX20411D: 40A
  • Differential Remote Voltage Sensing
  • 3.0V to 5.5V Operating Supply Voltage
  • I²C Controlled Output Voltage:
    • 0.5V to 1.275V in 6.25mV Steps
  • Excellent Load Transient Performance
  • Advanced Programmable Compensation
    • MAXQ™ Power Architecture
    • Hybrid Load Line and Integrator Options
  • 2.1MHz or 1.05MHz Operation
  • As Low as ±0.75% Output Voltage Accuracy
  • RESET-bar Output
  • Current Mode, Forced PWM Operation
  • ASIL D Compliant:
    • Redundant Reference
    • BIST Diagnostics
    • PEC on I²C
    • Programmable OV/UV with ±1% Accuracy
  • Overtemperature and Short-Circuit Protection
  • 3.5mm x 5mm 21-Pin Side-Wettable FC2QFN
  • -40°C to +125°C Grade 1 Automotive Temperature Range

MAXQ1065 Ultra Low-Power Cryptographic Controller with ChipDNATM for Embedded Devices

The MAXQ1065 is a security coprocessor that provides turnkey cryptographic functions for root-of...
  • ECC Compute Engine Using Curve NIST P-256
    • FIPS-186 ECDSA
    • NIST SP800-56Ar3 Key Exchange with Static Unified Model, C(0e, 2s, ECC CDH) with One-Step Key Derivation Using SHA-256
    • On-Board EC Key Generation with SP800-90B/A
  • SHA-2 Compute Engine
    • NIST FIPS-180-4 SHA2-256, HMAC-SHA-256
  • AES Compute Engine with 128 and 256 Key Sizes
    • ECB, CBC, CCM, GCM Cipher Modes
    • CBC-MAC, CMAC Message Authentication Codes
    • Onboard AES Key Generation with SP800-90A/B
  • True Random Number Generator (TRNG)
    • NIST SP800-90A/C Compliant
    • NIST SP800-90B Entropy Source
  • Secure Communication
    • TLS/DTLS 1.2 Handshake and Record Layer
      • ECDSA Authentication
      • ECDHE Key Exchange
      • AES-GCM or CCM Record Layer
    • SP800-56Ar3-Based Key Exchange
  • X.509 v3 Certificate Support
    • Storage of Root and Device Certificates
    • Onboard Verification of Chains of Certificates
    • ECDSA Verification on Supported Curves
  • High-Speed Interface for Host Microcontroller Communication
    • 10MHz SPI with Mode 0 or Mode 3 Operation
  • 8KB User Flash Array with ChipDNA PUF Encryption
  • Unique, Unalterable Factory-Programmed ID Number
  • Tamper Input Detects System-Level Intrusion
  • Secure Factory Provisioning Service
  • 12-Pin, 3mm x 3mm TDFN Package
  • -40°C to +105°C, 1.62V to 3.63V
  • Low-Power Operation: 100nA (typ) in Standby

ChipDNA is a trademark of Maxim Integrated Products, Inc.
DeepCover is a registered trademark of Maxim Integrated Products, Inc.




MAX16984A Automotive High-Current Step-Down Converter with USB Protection/Host Charger Adapter Emulator

The MAX16984A combines a 5V automotive-grade step-down converter capable of driving up to 3.0A, ...
  • Integrated DC-DC and USB Host Charge Emulator Enables 1-Chip Solution Directly from Car Battery to Portable Device
    • 4.5V to 28V (42V Load Dump) Operating Voltage
    • 5V, 3.0A Output Current Capability
    • Low-Q Current Skip and Shutdown Modes
    • Soft-Start Reduces Inrush Current
  • Low-Noise Features Prevent Interference with AM Band and Portable Devices
    • Fixed-Frequency 220kHz to 2.2MHz Operation
    • Forced-PWM Option at No Load
    • Spread Spectrum for EMI Reduction
    • SYNC Input for Frequency Parking
  • Optimal USB Power and Communication for Portable Devices
    • User-Adjustable Voltage Gain Adjusts Output Between 5V and 6.15V for Cable Compensation
    • ±3% Accuracy User-Adjustable USB Current Limit
    • 4Ω USB 2.0 1GHz Data Switches
    • Integrated iPod/iPhone/iPad Charge-Detection Termination Resistors
    • Supports USB BC1.2 Charging Downstream Port(CDP) and Dedicated Charging Port (DCP) Modes
    • Supports Chinese Telecommunication Industry Standard YD/T 1591-2009
    • Compatible with USB On-the-Go Specification
    • High-Speed Pass-Through Mode
  • Robust Design Keeps Vehicle System and Portable Devices Safe in Automotive Environment
    • Short-to-Battery Protection on DC-DC Converter
    • Short-to-Battery Protection on USB Pins
    • ±25kV Air/±8kV Contact ISO 10605
    • ±15kV Air/±8kV Contact IEC 61000-4-2
    • ±15kV Air/±8kV Contact (330Ω, 330pF)
    • Fault-Indication Active-Low, Open-Drain Output
    • Reduced Inrush Current with Soft-Start
    • Overtemperature Protection
    • -40°C to +125°C Operating Temperature Range
    • 32-Pin, 5mm x 5mm, TQFN Package

MAX77643 Ultra Configurable PMIC Featuring 93% Peak Efficiency Single-Inductor, 3-Output Buck-Boost, 1-LDO for Long Battery Life

The MAX77642/MAX77643 provide power supply solutions for low-power applications where size and e...
  • Highly Integrated
    • 3x Output, Single-Inductor Multiple-Output (SIMO) Buck-Boost Regulator
      • Supports Wide Output Voltage Range from 0.5V to 5.5V for all SIMO Channels
    • 1x 150mA LDO
      • 100mA in LSW mode
    • 2x GPIOs (MAX77643)
    • Watchdog Timer (MAX77643)
  • Ultra Low-Power SIMO​
    • 5μA Operating Current (3x SIMO Channels + 1x LDOs)
    • 1μA Operating Current per SIMO Channel
    • 0.3μA Shutdown Current
    • 93% Peak Efficiency in Boost-Only Mode
    • 91% Peak Efficiency in Buck-Only Mode
    • Less Than 20mVpp Output Ripple at VOUT = 1.8V
    • Automatic Low-Power Mode to Normal-Power Mode Transition
  • Flexible and Configurable
    • Ultra-Configurable Resistor Programmable Output Voltages (MAX77642)
    • I2C-Programmable Output Voltages (MAX77643)
  • Small Size
    • 4.24mm2 Wafer-Level Package (WLP)
    • 25-Bump, 0.4mm Pitch, 5 x 5 Array

MAX32650FTHR Evaluation Kit for the MAX32650

The MAX32650FTHR EV kit provides a platform for evaluating the capabilities of the MAX32650 ultr...
  • MAX32650 Arm® Cortex®-M4 processor with FPU
    • 120MHz Core Speed
    • 3MB Internal Flash, 1MB Internal SRAM
    • 104µW/MHz Executing from Cache at 1.1V
    • 240Mbps SDHC/eMMC/SDIO/microSD Interface
    • Up to 105 GPIO
    • SmartDMA Provides Background Memory Transfers with Programmable Data Processing
  • Battery Connector and Charging Circuit
  • Micro-SD Card Interface
  • USB 2.0 Full-Speed Device Interface
  • MAX11261 6-Channel, 24-Bit, 16ksps, ADC
  • Adafruit® Feather Board Compatible

MAX20446B Automotive 6-Channel Backlight Driver with Boost/SEPIC Controller and I2C Interface

The MAX20446 is a 6-channel backlight driver with boost controller for automotive displays. The ...
  • Wide-Voltage-Range Operation
    • Operates Down to 4V Supply After Startup
    • Survives Load Dump Up to 52V
  • High Integration
    • Complete 6-Channel Solution Including Boost Controller
    • I2C Control for Minimum Parts Count
  • Robust and Low EMI
    • Spread-Spectrum Oscillator
    • Phase Shifting
    • 400kHz to 2.2MHz Switching-Frequency Range
    • Fail-Safe Operation Mode Using the FSEN Pin
  • Versatile Dimming Scheme Allows Hybrid or PWM-Only Dimming Using DIM Input or I2C
    • Dimming Ratio > 10000:1 Using Hybrid Dimming
    • 10000:1 Dimming Ratio at 200Hz using PWM Dimming
  • Complete Diagnostics
    • LED Open/Short Detection and Protection
    • Boost Output Undervoltage and Overvoltage
    • Boost Voltage
    • Individual String LED Current
    • Thermal Shutdown
  • Compact (4mm x 4mm) 24-Pin TQFN Package

MAXPICO2PMB MAXPICO2PMB Adapter Board

The MAXPICO2PMB adapter board is a fully assembled and tested PCB that provides an I2C interface...
  • USB-Powered Operation
  • USB to I2C and SPI Interface
  • Pmod Compatible Form Factor
  • Flexible Configuration
  • MAX32625PICO Rapid Development Platform
  • Drag-and-Drop Programming
  • Small PCB Area
  • Windows® 8/10-Compatible GUI Software
  • Fully Assembled and Tested

MAX17643 4.5V–60V, 2A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

The Himalaya series of voltage regulator ICs, power modules, and chargers enable cooler, smaller...
  • Reduces External Components and Total Cost
    • No Schottky-Synchronous Operation
    • Internal Compensation for Any Output Voltage
    • All-Ceramic Capacitors, Compact Layout
  • Reduces Number of DC-DC Regulators to Stock
    • Wide 4.5V to 60V Input
    • Adjustable 0.9V to (0.9 × VIN) Output
    • Up to 2A Peak-Load Current
    • 400kHz to 2.2MHz Adjustable Switching Frequency with External Synchronization
  • Reduces Power Dissipation
    • Peak Efficiency of 91.6%
    • Auxiliary Bootstrap LDO for Improved Efficiency
    • 4.65μA Shutdown Current
  • Operates Reliably in Adverse Industrial Environments
    • Hiccup-Mode Overload Protection
    • Adjustable Soft-Start
    • Built-In Output-Voltage Monitoring with Active-Low RESET
    • Programmable EN/UVLO Threshold
    • Monotonic Startup into Prebiased Load
    • Overtemperature Protection
    • Wide Industrial -40°C to +125°C Ambient Operating Temperature Range/ -40°C to +150°C Junction Temperature Range
    • Complies with CISPR22 (EN55022) Class B Conducted and Radiated Emissions

MAX16137 1% Accuracy Single-Window Voltage Monitor with BIST

The MAX16137 is a low-voltage, ±1% accurate supervisory circuit that monitors a single system su...
  • ±1% Allow Precision Supply Monitoring
  • BIST Enhances System Safety
  • Enables ASIL Compliance at System Level
  • Factory-Set Threshold 0.5V to 5V with 20mV Increment
  • Factory-Set Input Tolerance ±4% to ±11% UV/OV Threshold Window
  • Factory-Set Reset Timeout
  • Latched Overvoltage Fault Output
  • 5μs Overvoltage Fault Response
  • Open-Drain/Push-Pull Reset Output
  • 2mm x 2mm TDFN-8 Side-Wettable Package
  • -40°C to +125°C Temperature Range
  • AEC-Q100 Qualified

MAX20419 High-Efficiency, 3-Output, Low-Voltage DC-DC Converter

The MAX20419 is a high-efficiency, 3-output, low-voltage DC-DC converter IC. OUT1 boosts the inp...
  • Multiple Functions for Small Size
    • Synchronous 750mA Boost Converter
    • Fixed at 5V Output
    • Dual Synchronous Buck Converters Up to 3.6A
      • Factory-Configurable from 0.8V to 3.8V in 25mV Steps
    • Programmable Windowed Watchdog
    • 3.0V to 5.5V Operating Supply Voltage
    • 2.2MHz Operation
    • Individual Active-Low RESET_ Outputs
    • High-Precision Performance
      • ±1.9% Output-Voltage Accuracy (OUT1) and
      • ±1.4% Output-Voltage Accuracy (OUT2, OUT3)
      • ±1.3% OV/UV Monitoring (OUT1–OUT3, PV)
    • Excellent Load-Transient Performance
  • Diagnostics and Redundant Circuits
    • ASIL-C Compliant
    • Redundant Reference
    • Fail Safe on Open Pins
    • Shorted Pin Detection Active Low-RESET1–RESET3
    • Input Overvoltage Detection
  • Robust for the Automotive Environment
    • Current Mode, Forced-PWM and Skip Operation
    • Overtemperature and Short-Circuit Protection
    • 24-Pin (4mm x 4mm) TQFN with Exposed Pad
    • -40 °C to +125 °C Automotive Temperature Range

MAX20429 Dual 6A High-Efficiency Low Voltage Buck Converter

The MAX20429 is a high-efficiency dual switching regulator that delivers up to 6A (peak) load cu...
  • High-Feature Set in an Ultra-Small Footprint
    • High-Efficiency DC-DC Converter
    • Two Independent Outputs, up to 6A per Output
    • 3.0V to 5.5V Operating Supply Voltage
    • Resistor-Adjustable Output Voltage
    • Optional Factory-Preset Output Voltage
    • 2.1MHz/3.2MHz Options
    • Enable Input
    • Individual Active-Low RESET Outputs
    • Spread-Spectrum Option
    • Peak Current-Mode Architecture
    • 3mm x 3.5mm FCQFN
  • High-Precision
    • 108/92% OV/UV Monitor
    • ±3% OV/UV Accuracy
    • ±1% Output Voltage Accuracy
    • Excellent Load-Transient Performance
    • PWM and SKIP Mode Operation
    • MAXQTM Power Architecture
  • High Efficiency
    • Up to 96% Efficiency 5V to 3.3V
    • Up to 90% Efficiency 5V to 1V
  • -40°C to +125°C Operating Temperature Range
  • AEC-Q100 Qualified

MAX33074E +3V to +5.5V, RS-485 Half-Duplex Transceiver with ±65V Fault Protection, ±40V CMR, and ±40kV ESD

The MAX33070E/MAX33071E/MAX33074E are a family of fault-protected RS-485/RS-422 transceivers wit...
  • Integrated Protection for Robust Communication
    • Protection on Driver Outputs/Receiver Inputs (A, B Data Lines)
      • ±65V Fault Protection Range on Driver Outputs/Receiver Inputs
      • ±40V Common-Mode Range on Driver Outputs/Receiver Inputs
      • ±40kV Human Body Model (JEDEC JS-001-2017) ESD Protection
      • ±15kV Air-Gap Discharge (IEC 61000-4-2) ESD Protection
      • ±10kV Contact Discharge (IEC 61000-4-2) ESD Protection
    • Hot-Swap Protection
    • Short-Circuit Protection
    • Thermal Shutdown
    • True Fail-Safe Guarantees Known Receiver Output State
    • Wide Operating Temperature Range from -40°C to +125°C
  • High-Performance Transceiver Enables Flexible Designs
    • Compliant with RS-485 EIA/TIA-485 Standard
    • 500kbps (MAX33070E), 2Mbps (MAX33071E), 20Mbps (MAX33074E) Maximum Data Rate
    • 3.3 and 5.0V Supply Voltage
    • 1/8 Unit Load for up to 256 Devices on the Bus

MAX20011C Automotive Single 16A/12A Step-Down Converter

The MAX20011C/MAX20011D is a high-efficiency, synchronous step-down converter that operates with...
    • High-Efficiency DC-DC Converter
    • Up to 16A Peak Output Current
      • MAX20011C: 16A
      • MAX20011D: 12A
    • Differential Remote Voltage Sensing
    • 3.0V to 5.5V Operating Supply Voltage
    • I²C Controlled Output Voltage: 0.5V to 1.275V in 6.25mV Steps
    • Excellent Load-Transient Performance
    • Programmable Compensation
    • 2.2MHz or 1.1MHz Operation
    • ±1.5% Output Voltage Accuracy
    • RESET Output
    • Current-Mode, Forced-PWM Operation
    • ASIL D Compliant:
      • Redundant Reference
      • BIST Diagnostics
      • PEC on I²C;
      • Programmable OV/UV with ±1% Accuracy
    • Overtemperature and Short-Circuit Protection
    • 3.5mm x 4mm 17-Pin Side-Wettable FC2QFN
    • -40°C to +125°C Grade 1 Automotive Temperature Range

MAX16602 VR13.HC and AI Cores Dual-Output Voltage Regulator Chipset

The MAX16602 IC provides a high-density, flexible and scalable solution to power AI cores or Int...
  • High Power Density and Efficiency
    • Smart Power-Stage Support: MAX20778/A, MAX20779/A/B/C, MAX20780, MAX20790, MAX16604
    • Top-Tier Efficiency (95.6% Peak Efficiency at 1.8VOUT)
    • Integrated Input Power Monitor
  • Telemetry Through PMBus
    • Digitally Programmable Configuration
    • Input Voltage, Current, and Power Monitoring
    • Power-Stage Temperature Monitoring and Reporting
  • Advanced Power Management
    • Autonomous Phase-Shedding
    • Orthogonal Current Rebalance for Phase-Current Balance During Transients
    • Low-Quiescent Current—Improves Light-Load and Standby Efficiency
  • Protection Features
    • Input and Bias Supply Undervoltage Protection
    • Overcurrent Protection
    • Critical Fault-Flag Output Pin

MAX25308 Two/Three Output Low Noise LDO Linear Regulators

The MAX25307/MAX25308 are a two/three output linear regulator family that deliver up to 600mA on...
  • 1.7V to 5.5V Input Voltage Range
  • Factory Selectable Output Voltage of 0.6V to 3.7875V in 12.5mV Steps
  • 37µVRMS Output Noise, 10Hz to 100kHz
  • 1.95mA (Max) Operating Supply Current
  • 70dB PSRR at 10kHz
  • 600mA Maximum Output Current (OUT1)
  • 300mA Maximum Output Current (OUT2/3)
  • ±1.25% DC Accuracy Over Load, Line, and Temperature
  • 155mV (Max) Dropout at IMAX1/2/3 Load (3.3VIN)
  • < 1µA Shutdown Supply Current
  • Overcurrent and Overtemperature Protection
  • Output-to-Input Reversed Current Protection
  • Individual Active-Low RESET Outputs
  • 3mm x 3mm 16 pin TQFN Package
  • -40°C to 125°C Grade 1 Automotive Temperature Range

MAX25307 Two/Three Output Low Noise LDO Linear Regulators

The MAX25307/MAX25308 are a two/three output linear regulator family that deliver up to 600mA on...
  • 1.7V to 5.5V Input Voltage Range
  • Factory Selectable Output Voltage of 0.6V to 3.7875V in 12.5mV Steps
  • 37µVRMS Output Noise, 10Hz to 100kHz
  • 1.95mA (Max) Operating Supply Current
  • 70dB PSRR at 10kHz
  • 600mA Maximum Output Current (OUT1)
  • 300mA Maximum Output Current (OUT2/3)
  • ±1.25% DC Accuracy Over Load, Line, and Temperature
  • 155mV (Max) Dropout at IMAX1/2/3 Load (3.3VIN)
  • < 1µA Shutdown Supply Current
  • Overcurrent and Overtemperature Protection
  • Output-to-Input Reversed Current Protection
  • Individual Active-Low RESET Outputs
  • 3mm x 3mm 16 pin TQFN Package
  • -40°C to 125°C Grade 1 Automotive Temperature Range

MAX20458 36V Boost Controller with 3.5A Synchronous Buck Converter For Automotive Applications

The MAX20458 is an automotive grade PMIC that includes a 3.5A synchronous buck converter and an ...
  • Meets Stringent OEM Module Power Consumption and Performance Specifications
    • 10μA Supply Current with 5V Buck On
    • OUT Can Be Either 5V or 3.3V
    • 30µA Supply Current with All Regulators On
  • Enables Crank-Ready Designs
    • Output Voltages in Regulation Through Cold Crank Down to 2V Battery Voltage
    • Wide Input Supply Range from 3.5V to 36V
  • EMI Reduction Features Reduce Interference with Sensitive Radio Bands without Sacrificing Wide Input Voltage Range
    • 20ns (typ) Minimum On-Time Guarantees Skip-Free Operation for 3.3V Output at 2.1MHz
    • Spread-Spectrum Option
    • Phase-Locked Loop (PLL) Frequency Synchronization
  • Integration and Thermally Enhanced Packages Save Board Space and Cost
    • 2.1MHz Buck Converters with Asynchronous Boost Controller
    • Current-Mode Controller with Forced Fixed Frequency and Skip Modes
    • Thermally Enhanced 5mm x 5mm, 28-Pin TQFN-EP Package
  • Protection Features Improve System Reliability
    • Supply Undervoltage Lockout
    • Overtemperature and Short-Circuit Protection

MAX17227J 400mV to 5.5V Input, 500mA nanoPower Boost Converter with Short-Circuit Protection and Automatic Pass-Through Mode

The MAX17227J is a nanoPower boost converter capable of delivering a load up to 500mA peak induc...
  • 350nA Quiescent Supply Current
  • Output Short-Circuit Protection
  • Automatic Pass-Through Mode
    • Overcurrent and Overtemperature Protected
  • 95% Peak Efficiency, 89% or Higher at 500μA
  • Typical 300mA Output Current at 5.0V (VIN > 3.6V)
  • 400mV to 5.5V Input Voltage Range
  • 880mV Minimum Startup Voltage
  • Single Resistor-Adjustable Output Voltage
    • 2.3V to 5.2V Output Voltage Range with 100mV Steps
    • 5.4V Output Voltage Setting Available
  • 500mA Peak Inductor Current Limit
  • Active Discharge Feature
  • Thermal Shutdown Protection
  • Multiple Package Options:
    • 1.58mm x 0.89mm, 0.4mm Pitch, 6-Bump (3 x 2) WLP
    • 2mm x 2mm, 8-Pin TDFN
  • -40°C to +125°C Operating Temperature Range

MAX22531 Field-Side Self-Powered, 4-Channel, 12-bit, Isolated ADC

The MAX22530–MAX22532 are galvanically isolated, 4-channel, multiplexed, 12-bit, analog-to-digit...
  • Enable Robust Detection of Multichannel Analog/Binary Inputs
    • Withstands 3.5kVRMS Isolation for 60s (VISO) for the SSOP Package
    • Withstands 5kVRMS Isolation for 60s (VISO) for the Wide SOIC Package
    • 5.5mm of Creepage and Clearance for 20-pin or 28-pin SSOP Package
    • 8mm of Creepage and Clearance for 16-pin Wide SOIC Package
    • Group II CTI Package Material
  • Reduces BOM and Board Space Through High Integration
    • Field-Side Self-Powered with Integrated DC-DC Supply
    • 12-bit, 20ksps Per-Channel ADC
    • Programmable Threshold Comparators for each Channel
    • Isolation for both Data and DC-DC Supply
    • Integrated 1.8V Reference
  • Increase System “Up Time” and Simplifies System Design & Maintenance
    • Field-Side ADC Functionality Diagnostics
    • Field-Side Continuous Power Monitoring
    • Communication System Self-Diagnostics
  • Flexible Control and Interface
    • Programmable Upper and Lower Input Threshold Enable Programmable Hysteresis
    • Comparator Output (COUT_) Pins for Fastest Response
    • SPI Interface with CRC Option
    • Precision Internal Reference ±1% (typ)
    • -40°C to +125°C Operating Temperature Range

MAX9895A Active Noise-Cancelling Headphone Amplifier Subsystem

The MAX9895A is a complete audio subsystem for active noise-cancelling (ANC) stereo headphones a...
  • Low Headphone Amplifier Noise
  • Low-Noise Microphone Preamplifiers
  • Stereo Capacitorless Headphone Amplifiers
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