Analog Devices Inc./Maxim Integrated

The MAX25612/MAX25612B is a single-channel high-brightness LED (HB LED) driver for automotive front-light applications such as high beam, low beam, daytime running light (DRL), turn indicator, fog light and other LED lights. It can take an input voltage from 5V to 48V and can drive a string of LEDs with a maximum output voltage of 65V. The MAX25612/MAX25612B is fully synchronous and is suitable for boost and buck-boost applications that need synchronous rectification providing efficiencies greater than 90%.The MAX25612/MAX25612B senses output current at the high side of the LED string. High-side current sensing is required to protect against shorts from the output to the ground or battery input. It is also the most flexible scheme for driving LEDs, allowing boost, high-side buck, or buck-boost mode configurations. The PWM input provides LED dimming ratios of up to 5000:1, and the ICTRL input provides additional analog dimming capability in the MAX25612/MAX25612B. The MAX25612/MAX25612B also includes a active-low FLT flag that indicates open string, shorted string, and thermal shutdown. The MAX25612/MAX25612B has built-in spread-spectrum modulation for improved electromagnetic compatibility performance. The MAX25612/MAX25612B is available in a space-saving (4mm x 4mm), 20-pin side-wettable TQFN or a 20-pin TSSOP package and is specified to operate overthe -40°C to +125°C automotive temperature range.ApplicationsAutomotive Exterior Lighting:Commercial, Industrial, and Architectural LightingDaytime Running Lights (DRLs)Fog Light and Adaptive Front-Light AssembliesHigh-Beam/Low-Beam/Signal/Position Lights

The MAX25612/MAX25612B is a single-channel high-brightness LED (HB LED) driver for automotive front-light applications such as high beam, low beam, daytime running light (DRL), turn indicator, fog light and other LED lights. It can take an input voltage from 5V to 48V and can drive a string of LEDs with a maximum output voltage of 65V. The MAX25612/MAX25612B is fully synchronous and is suitable for boost and buck-boost applications that need synchronous rectification providing efficiencies greater than 90%.The MAX25612/MAX25612B senses output current at the high side of the LED string. High-side current sensing is required to protect against shorts from the output to the ground or battery input. It is also the most flexible scheme for driving LEDs, allowing boost, high-side buck, or buck-boost mode configurations. The PWM input provides LED dimming ratios of up to 5000:1, and the ICTRL input provides additional analog dimming capability in the MAX25612/MAX25612B. The MAX25612/MAX25612B also includes a active-low FLT flag that indicates open string, shorted string, and thermal shutdown. The MAX25612/MAX25612B has built-in spread-spectrum modulation for improved electromagnetic compatibility performance. The MAX25612/MAX25612B is available in a space-saving (4mm x 4mm), 20-pin side-wettable TQFN or a 20-pin TSSOP package and is specified to operate overthe -40°C to +125°C automotive temperature range.ApplicationsAutomotive Exterior Lighting:Commercial, Industrial, and Architectural LightingDaytime Running Lights (DRLs)Fog Light and Adaptive Front-Light AssembliesHigh-Beam/Low-Beam/Signal/Position Lights

The MAX25614 is a high-current IR LED/VCSEL driver for automotive driver monitoring systems (DMS). This IC can drive IR LED/VCSEL strings of up to 35V from a 4.5V to 36V input supply. The MAX25614 can drive up to 10A peak current to the IR emitter. It is designed for applications where the IR emitter is pulsed on and off, typically at 60Hz or the shutter speed of the corresponding image sensor. The MAX25614 uses fixed-frequency, average current-mode control with programmable switching frequency options of 420kHz, 1MHz, 1.6MHz, and 2.1MHz. Both an inrush current-limiting pFET and a low-side switching nFET are integrated.The MAX25614 incorporates an I2C serial interface for communication with an external microcontroller. I2C programming options include: LED current amplitude, LED current slew rate, boost converter output voltage, boost converter input current, switching frequency, maximum LED current, and maximum LED on-time. Additionally, the MAX25614 provides fault and diagnostic information through the I2C interface. Analog-controlled variants are available as well, and are described in the MAX25614C/MAX25614D data sheet.A dedicated current-monitoring circuit is integrated to provide LED current information to the microcontroller. The MAX25614 has an open-drain fault output that asserts low in case of open LED, LED overcurrent, excessive LED on-time, LEDN short to battery, boost UV/OV, inrush current-limiting pFET timeout, or thermal warning/shutdown. The MAX25614 is available in a 28-pin, side-wettable TQFN package with exposed pad and is specified for operation over the -40°C to +125°C automotive temperature range.ApplicationsAutomotive Driver Monitoring System (DMS)Automotive Occupant Monitoring System (OMS)Night VisionOptical Inspection/Machine Vision

The MAX25614 is a high-current IR LED/VCSEL driver for automotive driver monitoring systems (DMS). This IC can drive IR LED/VCSEL strings of up to 35V from a 4.5V to 36V input supply. The MAX25614 can drive up to 10A peak current to the IR emitter. It is designed for applications where the IR emitter is pulsed on and off, typically at 60Hz or the shutter speed of the corresponding image sensor. The MAX25614 uses fixed-frequency, average current-mode control with programmable switching frequency options of 420kHz, 1MHz, 1.6MHz, and 2.1MHz. Both an inrush current-limiting pFET and a low-side switching nFET are integrated.The MAX25614 incorporates an I2C serial interface for communication with an external microcontroller. I2C programming options include: LED current amplitude, LED current slew rate, boost converter output voltage, boost converter input current, switching frequency, maximum LED current, and maximum LED on-time. Additionally, the MAX25614 provides fault and diagnostic information through the I2C interface. Analog-controlled variants are available as well, and are described in the MAX25614C/MAX25614D data sheet.A dedicated current-monitoring circuit is integrated to provide LED current information to the microcontroller. The MAX25614 has an open-drain fault output that asserts low in case of open LED, LED overcurrent, excessive LED on-time, LEDN short to battery, boost UV/OV, inrush current-limiting pFET timeout, or thermal warning/shutdown. The MAX25614 is available in a 28-pin, side-wettable TQFN package with exposed pad and is specified for operation over the -40°C to +125°C automotive temperature range.ApplicationsAutomotive Driver Monitoring System (DMS)Automotive Occupant Monitoring System (OMS)Night VisionOptical Inspection/Machine Vision

The MAX25614 is a high-current IR LED/VCSEL driver for automotive driver monitoring systems (DMS). This IC can drive IR LED/VCSEL strings of up to 35V from a 4.5V to 36V input supply. The MAX25614 can drive up to 10A peak current to the IR emitter. It is designed for applications where the IR emitter is pulsed on and off, typically at 60Hz or the shutter speed of the corresponding image sensor. The MAX25614 uses fixed-frequency, average current-mode control with programmable switching frequency options of 420kHz, 1MHz, 1.6MHz, and 2.1MHz. Both an inrush current-limiting pFET and a low-side switching nFET are integrated.The MAX25614 incorporates an I2C serial interface for communication with an external microcontroller. I2C programming options include: LED current amplitude, LED current slew rate, boost converter output voltage, boost converter input current, switching frequency, maximum LED current, and maximum LED on-time. Additionally, the MAX25614 provides fault and diagnostic information through the I2C interface. Analog-controlled variants are available as well, and are described in the MAX25614C/MAX25614D data sheet.A dedicated current-monitoring circuit is integrated to provide LED current information to the microcontroller. The MAX25614 has an open-drain fault output that asserts low in case of open LED, LED overcurrent, excessive LED on-time, LEDN short to battery, boost UV/OV, inrush current-limiting pFET timeout, or thermal warning/shutdown. The MAX25614 is available in a 28-pin, side-wettable TQFN package with exposed pad and is specified for operation over the -40°C to +125°C automotive temperature range.ApplicationsAutomotive Driver Monitoring System (DMS)Automotive Occupant Monitoring System (OMS)Night VisionOptical Inspection/Machine Vision

The MAX25614 is a high-current IR LED/VCSEL driver for automotive driver monitoring systems (DMS). This IC can drive IR LED/VCSEL strings of up to 35V from a 4.5V to 36V input supply. The MAX25614 can drive up to 10A peak current to the IR emitter. It is designed for applications where the IR emitter is pulsed on and off, typically at 60Hz or the shutter speed of the corresponding image sensor. The MAX25614 uses fixed-frequency, average current-mode control with programmable switching frequency options of 420kHz, 1MHz, 1.6MHz, and 2.1MHz. Both an inrush current-limiting pFET and a low-side switching nFET are integrated.The MAX25614 incorporates an I2C serial interface for communication with an external microcontroller. I2C programming options include: LED current amplitude, LED current slew rate, boost converter output voltage, boost converter input current, switching frequency, maximum LED current, and maximum LED on-time. Additionally, the MAX25614 provides fault and diagnostic information through the I2C interface. Analog-controlled variants are available as well, and are described in the MAX25614C/MAX25614D data sheet.A dedicated current-monitoring circuit is integrated to provide LED current information to the microcontroller. The MAX25614 has an open-drain fault output that asserts low in case of open LED, LED overcurrent, excessive LED on-time, LEDN short to battery, boost UV/OV, inrush current-limiting pFET timeout, or thermal warning/shutdown. The MAX25614 is available in a 28-pin, side-wettable TQFN package with exposed pad and is specified for operation over the -40°C to +125°C automotive temperature range.ApplicationsAutomotive Driver Monitoring System (DMS)Automotive Occupant Monitoring System (OMS)Night VisionOptical Inspection/Machine Vision

The MAX25615 is a high-speed MOSFET driver IC for automotive applications. The driver is capable of sinking 7A and sourcing 3A peak currents. The IC, which is an enhancement over MAX5048 devices, has inverting and non-inverting inputs that provide greater flexibility in controlling the MOSFET. It also features two separate outputs working in complementary mode, offering flexibility in controlling both turn-on and turn-off switching speeds.The IC has internal logic circuitry that prevents shoot-through during output-state changes. The logic inputs are protected against voltage spikes up to +16V, regardless of V+ voltage. Propagation delay time is minimized and matched between the inverting and non-inverting inputs. The IC has a very fast switching time, combined with short propagation delays (12ns typ), making it ideal for high-frequency circuits. The IC operates from a +4V to +15.5V single power supply and typically consumes 0.5mA of supply current. The MAX25615 has standard TTL input logic levels.The MAX25615 is available in a 6-pin SOT23 package and operates over the -40°C to +125°C temperature range.ApplicationsDC-DC ConvertersMotor ControlPower MOSFET SwitchingSwitch-Mode Power SuppliesTime-of-Flight Cameras

The MAX25616 is a highly integrated IC that includes a high-current VCSEL/IR driver, high-voltage DC-DC step-down converter, and I2C digital interface, providing a compact solution for automotive driver monitoring systems.The high-current VCSEL/IR driver features an Analog Devices-proprietary driver using patented architecture (US11665800B2) designed to operate from 4V to 36V and provide peak currents up to 10A. The output voltage of the step-down converter is set at 3.3V (factory-adjustable from 2.8V to 5.2V in 50mV increments) and can provide up to 3A current.The device features an I2C serial interface for communication with an external microcontroller. The I2C interface programming options include: VCSEL/IR current, VCSEL/IR maximum on-time, and switching frequency of the VCSEL/IR driver. Additionally, the device provides fault and diagnostic information through the I2C interface. An integrated 8-bit ADC converts the VCSEL/IR voltage and VCSEL/IR instantaneous current. By connecting a resistor-divider with an NTC to the AIN1/AIN2 input, the VCSEL/IR temperature can be sensed and read through the I2C interface.The device is available in a 28-pin, 5mm x 5mm FC2QFN package and is specified for -40°C to +125°C operation.APPLICATIONSAutomotive Driver Monitoring SystemsADAS Camera Systems

The MAX25630 is a 4x24-channel modular matrix driver. The integrated current outputs can sink up to 72mA LED current each. The source drive pins provide current to the columns of the matrix on a multiplexed basis. Device power comes from an external 3.3V or 5V supply, while the LED current-sink outputs can operate at up to 14V.A feedback output pin (FB) is provided to control an external DC-DC converter so that voltage headroom can be optimized and the overall system power dissipation reduced.The device is highly flexible due to its programmability using the UART interface. The interface allows the control of up to 16 devices in a star configuration. Among the programmable parameters are the LED current, individual PWM settings, and multiplex ratio.The MAX25630 is available in TQFN and TSSOP packages and operates in the -40°C to +125°C temperature range.ApplicationsWelcome/Goodbye LightingExterior Rear LightingInterior Lighting