The MAX20331/MAX20331A are overvoltage ICs designed to protect the audio codecs and electronics of portable devices. Connecting the MAX20331/MAX20331A between the 3.5mm jack and audio path electronics provides protection against high-voltage conditions to ±40V.The MAX20331/MAX20331A are available in a space-saving, 9-bump, 0.4mm pitch, 1.23mm x 1.23mm wafer-level package (WLP) and operate over the -40°C to +85°C extended temperature range.ApplicationsSmart PhonesTablets

The MAX20355 is a Power Line Communication (PLC) master with ModelGaugeTM m5 EZ fuel gauge and buckboost converter. The MAX20355 and MAX20357 provide a complete system solution for charging and data transfer between a charging case and a battery-powered device over a single contact.The PLC interface is capable of 100kpbs throughput while simultaneously providing 400mA of total charging/system current. A 4Mbaud half-duplex dataonly UART mode provides an easy and fast method forfirmware updates, debugging interface, and factory modes.MAX20355 utilizes a 3.3W buck-boost converter with dynamic voltage scaling (DVS) to automatically manage the charging voltage based on the slave device MAX20357 control signal.Additional features include comprehensive slave device insertion and removal notifications, moisture detection, overcurrent protection, and 8kV contact rated ESD protection on the PLC outputs.APPLICATIONS TWS Headphones Augmented Reality Glasses Wearable Devices

The MAX20461 combines a 3A high-efficiency, automotive-grade, step-down converter, a USB Type-C/BC1.2host charger emulator, and high-bandwidth USB protection switches for automotive USB 2.0 host applications.The device also includes a USB load current-sense amplifier and a configurable feedback-adjustment circuitthat provides automatic USB voltage compensation for voltage drops in captive cables often found in automotiveapplications. The device limits the USB load current using both a fixed internal peak-current threshold and a user-configurable external current-sense USB load threshold.The MAX20461 is optimized for high-frequency operation and includes programmable frequency selection from310kHz to 2.2MHz, allowing optimization of efficiency, noise, and board space based on the application requirements.The fully synchronous DC-DC converter integrates high-side and low-side MOSFETs with an external SYNCinput/output, and can be configured for spread-spectrum operation.The MAX20461 allows flexible configuration and advanced diagnostic options for both stand-alone and supervisedapplications. The device can be programmed using either external programming resistors and/or internal I²C registersthrough the I²C bus.The MAX20461 is available in a small, 5mm x 5mm 32-pin TQFN package. It is designed to minimize required externalcomponents and layout area.ApplicationsAutomotive Connectivity/TelematicsAutomotive Radio and NavigationUSB Port for Host and Hub Applications

The MAX20766 is a feature-rich smart slave IC designed to work with Maxim’s seventh-generation controller to implement a high-density multiphase voltage regulator. Up to six smart slave ICs, plus a controller IC, provide a compact synchronous buck converter that includes accurate individual phase-current and temperature reporting through SMBus/PMBus™. This smart slave device includes protection circuits for overtemperature, VX short, and all power-supply UVLO faults. If a fault is detected, the slave IC immediately shuts down and sends a fault signal to the controller IC.Monolithic integration and advanced packaging technologies allow practical per-phase, high-switching frequencies with significantly lower losses than alternative implementations. Smart slave ICs are designed to support phase shedding and DCM modes for efficiency optimization over a wide range of load currents. High per-phase current- capability designs with low COUT enable a design with fewer phases and a smaller footprint.The MAX20766 is available in a 16-pin FCQFN package with exposed top-side thermal pads. Top-side cooling improves heat transfer to ambient and reduces PCB and component temperatures.ApplicationsCommunication and Networking EquipmentFPGAsHigh-Current Voltage RegulatorsMemoryMicroprocessor ChipsetsNetworking ASICsServers and Storage Equipment

The MAX22000 is an industrial-grade configurable analoginput/output device that can be configured on-the-fly insoftware as a voltage input or output, or current input oroutput. Additional inputs are available to measure otheranalog signals.The device offers an 18-bit DAC with fast settling time aswell as a 24-bit delta-sigma ADC. The ADC and DAC canindividually choose between an internal or an external reference.The MAX22000 supports the ADC with a low-noise programmablegain amplifier (PGA), with high-voltage andlow-voltage input ranges to support RTD and thermocouplemeasurements. Additional auxiliary inputs are providedto measure cold junction temperatures on-board.The MAX22000 communicates through a high speed20MHz SPI bus for all configuration and management informationas well as for conversion results. An optional8-bit CRC enhances the reliability of the SPI interface, protectingagainst all 8-bit bursts and double-bit errors.The MAX22000 operates from 2.7V to 3.6V analog anddigital supplies and up to ±24V high-voltage supplies. Thedevice is available in a 64-pin LGA package and operatesover the -40°C to +125°C industrial temperature range.ApplicationsDistributed Control SystemsProcess ControlProgrammable Logic Controllers (PLC)Programmable Automation Controllers (PAC)

The MAX22192 is an IEC 61131-2 compliant industrialdigital input device with integrated digital isolation. TheMAX22192 translates eight, 24V current-sinking, industrialinputs to an isolated serialized SPI-compatible outputthat interfaces with 1.71V to 5.5V logic voltage. A current-settingresistor allows the MAX22192 to be configured forType 1, Type 2, or Type 3 inputs. For proximity switches,the field-wiring is verified using the wire break feature.When wire break is enabled, the active-low LFAULT output is assertedand a register flag set if the input current drops belowthe wire break threshold for more than 20ms. Additionaldiagnostics that assert active-low LFAULT include: overtemperatureprotection, low 24V field supply, 24V field supply missing,and CRC communication error.For robust operation in industrial environments, each inputincludes a programmable glitch filter. The filter delay oneach channel can be independently programmed to oneof eight values between 50µs and 20ms, or filter bypass.The MAX22192 has an isolated 4-pin SPI interface, andin addition uses isolated active-low LLATCH input for synchronizinginput data across multiple devices in parallel, and isolatedactive-low LFAULT output for instantly alerting the host of anydiagnostic issues. The digital signals with a name startingwith L are logic-side signals, and the digital signals with aname starting with F are field-side signals.The MAX22192 field-side accepts a single 7V to 65V supplyto the VDD24F pin. When powered by the field supply,the MAX22192 generates a 3.3V output on the VDD3F pinfrom an integrated LDO regulator, which can provide up to25mA of current for external loads in addition to poweringthe MAX22192. Alternatively, the MAX22192 can be poweredfrom a 3.0V to 5.5V supply connected to the VDD3Fpin. The logic-side of the MAX22192 is powered from asingle 1.71V to 5.5V supply to the VDDL pin to interfacewith 1.8V, 3.3V, or 5V logic levels.The MAX22192 has an isolation rating of 600VRMS for 60seconds and is available in a 70-pin GQFN package with2.3mm clearance and creepage. The package materialhas a minimum comparative tracking index (CTI) of 600V,which gives it a group I rating in creepage tables.ApplicationsIndustrial AutomationProcess AutomationProgrammable Logic Controllers

The MAX22195 translates eight 24V industrial digital inputs to eight CMOS-compatible, parallel outputs. Propagation delay from input-to-output is less than 300ns for all channels. Current-limiters on each digital input greatly reduce power dissipation compared to traditional resistive inputs. The accuracy of these current-limiters minimizes power dissipation while ensuring compliance with the IEC 61131-2 standard. A current-setting resistor allows the MAX22195 to be configured for Type 1, Type 2, or Type 3 inputs. Additionally, the MAX22195 has energyless field-side LED drivers to meet the indicator light requirement of IEC 61131-2 with no additional power dissipation.The MAX22195 provides a 3.3V integrated voltage regulator. The internal LDO accepts the field supply VDD24 from 7V to 65V. The internal LDO output can supply up to 25mA of current in addition to powering the basic MAX22195 requirements. This MAX22195 LDO current can be used to power digital isolators and other field-side circuits. Alternatively, the MAX22195 can be powered from a 3.0V to 5.5V supply connected to VDD3 pin.The MAX22195 includes an open-drain READY output that asserts high to indicate the MAX22195 is functional. If the VDD24 field-side supply voltage is too low, or a fault in the current-setting resistor is detected, or the device reaches an over-temperature condition, the READY signalis set to high-impedance.ApplicationsBuilding AutomationIndustrial AutomationProcess AutomationProgrammable Logic Controllers

The MAX22513 dual-channel low power IO-Link device transceiver features a selectable control interface, internal high-efficiency DC-DC buck regulator, two internal linear regulators, and integrated surge protection for robust communication. The device features low-on resistance drivers (C/Q and DO/DI), selectable driver current limits, and overcurrent protection to reduce power dissipation in small sensor applications.The DC-DC buck regulator supplies up to 300mA load current and has an adjustable output voltage (from 2.5V to 12V). Internal linear regulators generate 5V and 3.3V, supplying up to 50mA of current. The MAX22513 can be controlled using SPI or I2C interfaces, providing flexibility for microcontrollers, and extensive control and diagnostic features. Both full- and half-duplex SPI are supported. The internal MCLK oscillator provides a clock source to a microcontroller for IO-Link communication.The MAX22513 features extensive integrated protection to ensure robust communication in harsh industrial environments. All four IO pins (V24, C/Q, DO/DI, and GND), are reverse voltage protected, short circuit protected, and feature integrated ±1kV/500Ω surge protection.The MAX22513 is available in a tiny WLP package (4.1mm x 2.1mm) or 28-pin TQFN-EP package (3.5mm x 5.5mm) and operates over the -40°C to +125°C temperature range.ApplicationsIndustrial SensorsIO-Link Sensor and Actuator Devices

The MAX22515 low-power industrial transceiver can operate as either an IO-Link device or an IO-Link master transceiver in industrial applications. The MAX22515 features a selectable control interface (pin mode or I2C), two integrated linear regulators, and integrated surge protection for robust communication. The transceiver includes one C/Q input-output channel and one digital input (DI) channel.The device features a flexible control interface. Pin-control logic inputs allow for operation with switching sensors that do not use a microcontroller. For sensors that use a microcontroller, an I2C interface is available providing extensive configuration and diagnostics. Additionally, an integrated oscillator simplifies the clock generation for IO-Link devices.The MAX22515 features extensive integrated protection to ensure robust communication in harsh industrial environments. All IO-Link line interface pins (V24, C/Q, DI, and GND) are reverse voltage protected, short-circuit protected, hot-plug protected, and feature integrated ±1.2kV/500Ω surge protection.The MAX22515 is available in a tiny WLP package (2.5mm x 2.0mm) or a 24-pin TQFN-EP package (4mm x 4mm) and operates over the -40°C to +125°C temperature range.ApplicationsIO-Link Sensor and Actuator DevicesIndustrial SensorsIO-Link Masters

The MAX25220/MAX25221/MAX25221B/MAX25221C are a 4-channel TFT-LCD power IC that provides symmetrical positive AVDD and negative NAVDD supplies as well as VGON and VGOFF gate supplies. In addition, a VCOM buffer with output voltage range above and below ground and a temperature measurement block are integrated (MAX25221/B/C).The device contains non-volatile memory so that the values of all outputs can be calibrated for the lifetime of the device (maximum five times).Programming is carried out using the built-in I2C interface, which can also be used to read back diagnostic information. A stand-alone mode is also available.The temperature sensor interface block measures the temperature optionally allowing the VCOM output voltage to be adjusted depending on the measured temperature.The MAX25220/MAX25221/MAX25221B/MAX25221C are available in a TQFN package and operates in the -40°C to +125°C temperature range.ApplicationsCentral Information DisplaysInfotainment DisplaysInstrument Clusters