40V, Low IQ, 3MHz, Triple Output Buck/Buck/Boost Synchronous Controller Features: Dual Buck Plus Single Boost Synchronous Controllers Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Outputs Remain in Regulation Through Cold Crank Down to 1V Input Supply Voltage Wide Bias Input Voltage Range: 4.5V to 40V Buck and Boost Output Voltages up to 40V Spread Spectrum Operation RSENSE or DCR Current Sensing Programmable Fixed Frequency (100kHz to 3MHz) PassThru™/100% Duty Cycle Capable for Synchronous Boost MOSFET Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple Burst Mode Operation at Light Loads Boost Channel Current Monitor Output Low Shutdown IQ: 1.5μA Small 40-Lead 6mm × 6mm QFN Package AEC-Q100 Qualified for Automotive Applications

40V, Low IQ, 3MHz, Triple Output Buck/Buck/Boost Synchronous Controller Features: Dual Buck Plus Single Boost Synchronous Controllers Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Outputs Remain in Regulation Through Cold Crank Down to 1V Input Supply Voltage Wide Bias Input Voltage Range: 4.5V to 40V Buck and Boost Output Voltages up to 40V Spread Spectrum Operation RSENSE or DCR Current Sensing Programmable Fixed Frequency (100kHz to 3MHz) PassThru™/100% Duty Cycle Capable for Synchronous Boost MOSFET Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple Burst Mode Operation at Light Loads Boost Channel Current Monitor Output Low Shutdown IQ: 1.5μA Small 40-Lead 6mm × 6mm QFN Package AEC-Q100 Qualified for Automotive Applications

40V, Low IQ, 3MHz, Triple Output Buck/Buck/Boost Synchronous Controller Features: Dual Buck Plus Single Boost Synchronous Controllers Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Outputs Remain in Regulation Through Cold Crank Down to 1V Input Supply Voltage Wide Bias Input Voltage Range: 4.5V to 40V Buck and Boost Output Voltages up to 40V Spread Spectrum Operation RSENSE or DCR Current Sensing Programmable Fixed Frequency (100kHz to 3MHz) PassThru™/100% Duty Cycle Capable for Synchronous Boost MOSFET Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple Burst Mode Operation at Light Loads Boost Channel Current Monitor Output Low Shutdown IQ: 1.5μA Small 40-Lead 6mm × 6mm QFN Package AEC-Q100 Qualified for Automotive Applications

Fixed Ratio High Power Inductorless (Charge Pump) DC/DC Controller Features:Low Profile, High Power Density, Capable of 500W+Soft Switching: 99% Peak Efficiency and Low EMIVIN Max for Voltage Divider (2:1): 72VVIN Max for Voltage Doubler (1:2)/Inverter (1:1): 36VWide Bias VCC Range: 6V to 72VSoft Startup into Steady State Operation6.5V to 40V EXTVCC Input for Improved EfficiencyInput Current Sensing and Overcurrent ProtectionWide Operating Frequency Range: 100kHz to 1MHzOutput Short-Circuit/OV/UV Protections with Programmable Timer and RetryThermally Enhanced 28-Pin 4mm × 5mm QFN Package

Fixed Ratio High Power Inductorless (Charge Pump) DC/DC Controller Features:Low Profile, High Power Density, Capable of 500W+Soft Switching: 99% Peak Efficiency and Low EMIVIN Max for Voltage Divider (2:1): 72VVIN Max for Voltage Doubler (1:2)/Inverter (1:1): 36VWide Bias VCC Range: 6V to 72VSoft Startup into Steady State Operation6.5V to 40V EXTVCC Input for Improved EfficiencyInput Current Sensing and Overcurrent ProtectionWide Operating Frequency Range: 100kHz to 1MHzOutput Short-Circuit/OV/UV Protections with Programmable Timer and RetryThermally Enhanced 28-Pin 4mm × 5mm QFN Package

Hybrid Step-Down Synchronous Controller Features: Wide VIN Range: 10V to 72V (80V ABS Max) Soft Switching for Low Noise Operation Phase-Lockable Fixed Frequency 200kHz to 1.5MHz ±1% Output Voltage Accuracy RSENSE or DCR Current Sensing Programmable CCM, DCM, or Burst Mode® Operation CLKOUT Pin for Multiphase Operation Short Circuit Protected EXTVCC Input for Improved Efficiency Monotonic Output Voltage Start-Up Optional External Reference 32-Pin (5mm × 5mm) QFN

2-Phase Dual Output Non-Synchronous Boost Controller with Hiccup Mode Features: Wide VIN Range: 5.5V to 60V Configurable for Dual Phase Single/Dual Output Operation Peak Current Mode Control with Smooth Quadratic Slope Compensation and Dynamic Slope Recovery Adjustable Max Duty Cycle Adjustable Min On-Time Hiccup Mode for Overcurrent Protection Adjustable Current Sense Limit Output Overvoltage Protection Programmable and Phase-Lockable Operating Frequency (from 50kHz to 425kHz) Adjustable Soft-Start Current Ramping ±1% Internal Voltage Reference Internal 10V LDO Regulator for Gate Driver Two RUN Pins and Dual Power Good Monitors Flexible Topology for Boost, SEPIC and Flyback

PolyPhase Synchronous BoostController with PMBus Interface Features: Wide VIN Range: 4.5V to 60V 1% Total Output Voltage Accuracy Over Temperature at VIN = 12V PMBus Compliant Serial Interface: Programmable VOUT: Up to 60V with 0.2% Resolution Read Back of Average and Peak Temperature, Current, and Voltage (25Hz Refresh Rate) Fault Status Phase-Lockable Frequency: 75kHz to 850kHz Less than 1ms Power-Up Time Power Good Output Voltage Monitor Internal LDO Powers Gate Driver from VBIAS or EXTVCC Low Shutdown Current: IQ < 10μA Clock Out for 4-Phase Operation (40A Output Current) Available in a Thermally-Enhanced 5mm × 6mm QFN AEC-Q100 Qualification In Progress

Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing Features: Operates with Power Blocks, DrMOS or External Gate Drivers and MOSFETs Voltage Mode Control with Accurate Current Sharing ±0.75% 0.6V Voltage Reference Quad Differential Output Voltage Sense Amplifiers Multiphase Capability Phase-Lockable Fixed Frequency 250kHz to 2.25MHz Lossless Current Sensing Using Inductor DCR or Precision Current Sensing with Sense Resistor or DrMOS with Integrated Current Sensing VCC Range: 3V to 5.5V VOUT Range: 0.6V to VCC – 0.5V Power Good Output Voltage Monitor Output Voltage Tracking Capability with Soft-Start Available in 58-Lead 5mm × 9mm QFN Package

Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing Features: Operates with Power Blocks, DrMOS or External Gate Drivers and MOSFETs Voltage Mode Control with Accurate Current Sharing ±0.75% 0.6V Voltage Reference Quad Differential Output Voltage Sense Amplifiers Multiphase Capability Phase-Lockable Fixed Frequency 250kHz to 2.25MHz Lossless Current Sensing Using Inductor DCR or Precision Current Sensing with Sense Resistor or DrMOS with Integrated Current Sensing VCC Range: 3V to 5.5V VOUT Range: 0.6V to VCC – 0.5V Power Good Output Voltage Monitor Output Voltage Tracking Capability with Soft-Start Available in 58-Lead 5mm × 9mm QFN Package

Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing Features: Operates with Power Blocks, DrMOS or External Gate Drivers and MOSFETs Voltage Mode Control with Accurate Current Sharing ±0.75% 0.6V Voltage Reference Quad Differential Output Voltage Sense Amplifiers Multiphase Capability Phase-Lockable Fixed Frequency 250kHz to 2.25MHz Lossless Current Sensing Using Inductor DCR or Precision Current Sensing with Sense Resistor or DrMOS with Integrated Current Sensing VCC Range: 3V to 5.5V VOUT Range: 0.6V to VCC – 0.5V Power Good Output Voltage Monitor Output Voltage Tracking Capability with Soft-Start Available in 58-Lead 5mm × 9mm QFN Package

High Efficiency Switching Surge Stopper Features:High Efficiency VOUT Clamp Stops High Voltage Input SurgesSWITCH-ON Mode 100% Duty Cycle for Normal OperationPROTECTIVE PWM Mode for Transients and FaultsVIN Pin to SGND Range: 3.5V to 60VExternal Input Voltage is Extendable to 200V+Adjustable Output Voltage ClampAdjustable Output Overcurrent ProtectionPower Inductor Improves Input EMI in Normal OperationProgrammable Fault TimerAdjustable Soft-Start for Input Inrush Current Limiting4.5% Retry Duty Cycle During FaultsAdjustable Switching Frequency: 50kHz to 850kHzOptional Reverse Input Voltage ProtectionAvailable in Thermally Enhanced 12-lead MSOP Package

140V High Efficiency Switching Surge Stopper Features: VOUT Clamp Stops High Voltage Input Surges 100% Duty Cycle Pass-Through Mode During Normal Operation Switches During Overvoltage or Overcurrent Transients and Faults and During Startup High Efficiency Switching Enables Long Duration Surge Protection and High Output Currents Wide VIN Range: 4V to 140V (150V Abs Max) Adjustable Output Voltage Clamp Up to 60V Adjustable Output Overcurrent Protection RSENSE or Inductor DCR Current Sensing Power Inductor Reduces Input EMI in Normal Mode Adjustable Soft-Start for Inrush Current Limiting Programmable Fault Timer Open-Drain Fault Warning Indicator 2.7% Retry Duty Cycle During Faults Adjustable Switching Frequency: 50kHz to to 900kHz Adjustable Input Voltage Turn-On Threshold Adjustable Input Overvoltage Lockout Threshold 20-Pin 4mm × 5mm QFN and TSSOP Packages

140V High Efficiency Switching Surge Stopper Features: VOUT Clamp Stops High Voltage Input Surges 100% Duty Cycle Pass-Through Mode During Normal Operation Switches During Overvoltage or Overcurrent Transients and Faults and During Startup High Efficiency Switching Enables Long Duration Surge Protection and High Output Currents Wide VIN Range: 4V to 140V (150V Abs Max) Adjustable Output Voltage Clamp Up to 60V Adjustable Output Overcurrent Protection RSENSE or Inductor DCR Current Sensing Power Inductor Reduces Input EMI in Normal Mode Adjustable Soft-Start for Inrush Current Limiting Programmable Fault Timer Open-Drain Fault Warning Indicator 2.7% Retry Duty Cycle During Faults Adjustable Switching Frequency: 50kHz to to 900kHz Adjustable Input Voltage Turn-On Threshold Adjustable Input Overvoltage Lockout Threshold 20-Pin 4mm × 5mm QFN and TSSOP Packages

Six-Phase, Synchronous Bidirectional Buck or Boost Controller Features: Unique Architecture Allows Dynamic Regulation of Input Voltage, Output Voltage or Current Operates with External Gate Drivers and MOSFETs VHIGH Voltages Up to 100V; VLOW Voltages Up to 60V Synchronous Rectification: Up to 98% Efficiency ADI-Proprietary Advanced Current Mode Control ±1% Voltage Regulation Accuracy Overtemperature Accurate, Programmable Inductor Current Monitoring and Bidirectional Regulation SPI Compliant Serial Interface Operation Status and Fault Report Programmable VHIGH, VLOW Margining Phase-Lockable Frequency: 60kHz to 750kHz Optional Spread Spectrum Modulation Multiphase/Multi-ICs Operation Up to 24 Phases Selectable CCM/DCM/Burst Mode Operation Thermally Enhanced 64-Lead LQFP Package AEC-Q100 Qualification in Progress

8-Channel IEEE802.3bt (PoE 2) PSE Analog Controller Features: Fully Compliant IEEE 802.3bt Type 3 and 4 PSE Fully Compliant IEEE 802.3at Type 2 PSE Software-Compatible with LTC4291-1/LTC4292 Up to 48 PSE Ports with One Power Channel per Port Up to 24 PSE Ports with Two Power Channels per Port ECC-Protected eFlash and Data RAMs Low Power Path Dissipation per Channel 100mΩ Sense Resistance 30mΩ or Lower MOSFET RDS(ON) Chipset Provides Electrical Isolation Eliminates Optos and Isolated 3.3V Supply Very High Reliability Multipoint PD Detection Connection Check Distinguishes Single-Signature and Dual-Signature PDs Continuous Per-Port Power and Current Monitoring 1MHz I2C Compatible Serial Control Interface Pin or I2C Programmable PD Power Available in 24-Lead 4mm × 4mm (LTC91011) and a 64-Lead 7mm × 11mm (LTC9102/LTC9103) QFN Packages

Software-Selectable Multiprotocol Transceiver with Termination Features: Software-Selectable Transceiver Supports: RS232, RS449, EIA530, EIA530-A, V.35, V.36, X.21 TUV Telecom Services Inc. Certified NET1, NET2 and TBR2 Compliant On-Chip Cable Termination Pin Compatible with LTC1543 Complete DTE or DCE Port with LTC1544 Operates from Single 5V Supply Small Footprint

Thermocouple Cold Junction Compensator and Matched Amplifier Features: 0.75°C Initial Accuracy (A Version) Extremely Low Warmup Drift Preset Outputs for Type E, J, K, R, S, T Single 5V to ± 20V Operation 480µA Typical Supply Current Available in 8-Pin DIP Package

14-Bit, 80Msps Low Power Quad ADC Features: 4-Channel Simultaneous Sampling ADC 73dB SNR 88dB SFDR Low Power: 96mW per Channel Single 1.8V Supply Serial LVDS Outputs: 1 or 2 Bits per Channel Selectable Input Ranges: 1VP-P to 2VP-P 800MHz Full Power Bandwidth S/H Shutdown and Nap Modes Serial SPI Port for Configuration Internal Bypass Capacitance, No External Components 140-Pin (11.25mm × 9mm) BGA Package

7.5kVRMS SPI/Digital or I2C Module Isolator with Transformer Driver Features: 6-Channel Logic Isolator: 7500VRMS for 1 Minute 16.2mm Creepage CSA (IEC/UL) Approved, File #255632 3V to 5.5V Supply Operation Transformer Driver with Integrated Isolated Side LDO SPI/Digital (LTM2810-S) or I2C (LTM2810-I) Options High Common Mode Transient Immunity: 50kV/μs High Speed Operation: 10MHz Digital Isolation 4MHz/8MHz SPI Isolation 400kHz I2C Isolation Operation Up to 125°C (H-Grade) 1.62V to 5.5V Logic Supplies for Flexible Digital Interfacing ±25kV ESD HBM Across the Isolation Barrier Maximum Continuous Working Voltage: 1kVRMS, 1.6kVDC Low Current Shutdown Mode (<10µA) 22mm × 6.25mm × 2.06mm BGA Package