Isolated High Accuracy Digital Temperature Measurement System with EEPROM Features:5000VRMS Isolated Power and SPI InterfaceDirectly Digitizes 2-, 3- or 4-Wire RTDs, Thermocouples, Thermistors and Diodes10 Flexible Inputs Allow Interchanging SensorsAutomatic Thermocouple Cold Junction CompensationBuilt-In Standard and User-Programmable Coefficients for Thermocouples, RTDs and ThermistorsAutomatic Burn Out, Short-Circuit and Fault DetectionBuffered Inputs Allow External ProtectionSimultaneous 50Hz/60Hz RejectionIncludes 15ppm/°C (Max) ReferenceIncludes Special Protection ModesOn-Chip EEPROM Stores Channel Configuration Data and Custom Coefficients

Ultrathin 1.5A Module Thermoelectric Cooler (TEC) Regulator Features:Built-in Two Zero-Drift, Rail-to-Rail Chopper Amplifiers2.7V to 5.5V Input Voltage Range1.5A Driving Capability1% Accuracy 2.5V Internal Reference OutputIndependent Programmable Heating and Cooling Current LimitTEC Voltage and Current MonitoringProgrammable Maximum TEC VoltageDefault 2MHz Switching FrequencySynchronization from 1.85MHz to 3.25MHzCapable of NTC, PTC and RTD Thermal Sensors3.5mm 4mm 1.3mm LGA Package

8-Channel, 16-Bit Voltage Output SoftSpan DAC Features: Eight independent SoftSpan DAC channels Independently programmable output ranges: 0 V to 5 V, 0 V to 10 V, ±5 V, ±10 V, ±15 V Full 16-bit resolution at all ranges Flexible single- or dual-supply operation Maximum INL error: ±3 LSB Precision 4.096 V reference, ±10 ppm/°C maximum A/B toggle or sinusoidal dither using up to 3 toggle pins Multiplexer for output voltage and load current sense Outputs drive ±55 mA guaranteed 6 mm × 6 mm, 40-lead LFCSP

High Voltage High Current Hot Swap Controller Features: Allows Safe Board Insertion into Live Backplane Wide Operating Voltage Range: 6.5V to 80V Drives Two Gates for High Power Applications Configurable Parallel, Staged Start or Single MOSFET Modes Adjustable Precision Current Limit: 6mV to 20mV Current Foldback Limits MOSFET Power SOA Timer Optimizes MOSFET Capability Monitors VGS and VDS for MOSFET Health 12V Gate Drive for Lower MOSFET RDS(ON) Parallelable Controllers for Very High Current Levels Available in 24-Lead Narrow SSOP and 24-Pin 4mm × 5mm QFN Packages

40V Low IQ, 3MHz Dual, 2-Phase Synchronous Step-Down Controller with Spread Spectrum Features: Wide Input Voltage Range: 4.5V to 40V Wide Output Voltage Range: 0.8V to 99% • VIN Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Spread Spectrum Operation RSENSE or DCR Current Sensing Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Programmable Fixed Frequency (100kHz to 3MHz) Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple, Burst Mode® Operation at Light Loads Very Low Dropout Operation: 99% Duty Cycle Power Good Output Voltage Monitors Output Overvoltage Protection Internal LDO Powers Gate Drive from VIN or EXTVCC Low Shutdown IQ: 1.5μA Small 28-Lead 4mm × 5mm QFN Package AEC-Q100 Qualified for Automotive Applications

Precision, Rail-to-Rail Input Current Sense Amplifier Features: Very Wide, Over-the-Top®, Input Common Mode Range   - Extends 44V Above V – (Independent of V +)   - Extends –0.3V Below V – Wide Power Supply Range: 2.85V to 36V Input Offset Voltage: 300µV Maximum Gain Accuracy: 1% Max Gain Congurable with External Resistors Operating Current: 150µA Slew Rate: 2V/µs Sense Input Current When Powered Down: 1nA Full-Scale Output Current: 1mA Minimum Operating Temperature Range –40°C to 125°C Available in 2mm × 3mm DFN and 8-Lead MSOP Packages

Complete Isolated RS485/RS422 Module Transceiver + Power Features: RS485/RS422 Transceiver: 2500VRMS for 1 Minute UL-CSA Recognized File #E151738 CSA Component Acceptance Notice 5A Isolated DC Power: 5V at Up to 200mA No External Components Required 20Mbps or Low EMI 250kbps Data Rate High ESD: ±15kV HBM on Transceiver Interface High Common Mode Transient Immunity: 30kV/μs Integrated Selectable 120Ω Termination 3.3V (LTM2881-3) or 5.0V (LTM2881-5) Operation 1.62V to 5.5V Logic Supply Pin for Flexible Digital Interface Maximum Continuous Working Voltage: 560VPEAK High Input Impedance Failsafe RS485 Receiver Current Limited Drivers and Thermal Shutdown Compatible with TIA/EIA-485-A and PROFIBUS High Impedance Output During Internal Fault Condition Low Current Shutdown Mode (< 10μA) General Purpose CMOS Isolated Channel 15mm × 11.25mm BGA and LGA Packages

Low Noise Single-Ended to Differential Converter/ADC Driver Features: Rail-to-Rail Input and Outputs Fast Settling Time: 240ns, 0.01%, 8VP-P Output Step 1.9nV/√Hz Input-Referred Op Amp Noise High Impedance Input –3dB Bandwidth: 33MHz 2.7V to 12V Supply Operation No External Gain Resistors Required 4.8mA Supply Current Low Power Shutdown Low Distortion (HD2/HD3): –102dBc/–97dBc at 100kHz, VOUTDIFF = 4VP-P Low Offset Voltage: ±400μV Max High DC Linearity: <±1LSB, 16-Bit, 8VP-P Low Input Current Noise: 1.1pA/√Hz 3mm × 3mm 8-Pin DFN and 8-Lead MSOP Packages

Overvoltage, Undervoltage and Reverse Supply Protection Controller Features: Wide Operating Voltage Range: 2.5V to 34V Overvoltage Protection to 60V Reverse Supply Protection to –40V LTC4365: Blocks 50Hz and 60Hz AC Power LTC4365-1: Fast (1ms) Recovery from Fault No Input Capacitor or TVS Required for Most Applications Adjustable Undervoltage and Overvoltage Protection Range Charge Pump Enhances External N-Channel MOSFET Low Operating Current: 125μA Low Shutdown Current: 10μA Compact 8-Lead, 3mm × 2mm DFN and TSOT-23 (ThinSOT™) Packages AEC-Q100 Qualified for Automotive Applications

Precision, Low Power Rail-to-Rail Input/Output Differential Op Amp/SAR ADC Driver Features: 1mA Supply Current Single 2.8V to 5.25V supply Fully Differential Input and Output 200μV Max Offset Voltage 260nA Max Input Bias Current Fast Settling: 550ns to 18-Bit, 8VP-P Output Low Distortion: –116dBc at 1kHz, 8VP-P Rail-to-Rail Inputs and Outputs 3.9nV/√Hz Input-Referred Noise 180MHz Gain-Bandwidth Product 34MHz –3dB Bandwidth Low Power Shutdown: 70μA 8-Lead MSOP and 3mm × 3mm 8-Lead DFN Packages