Micropower Dual 10-Bit DAC in MSOP Features: Tiny: Two 10-Bit DACs in an 8-Lead MSOP—Half the Board Space of an SO-8 Micropower: 60μA per DAC Sleep Mode: 1μA for Extended Battery Life Rail-to-Rail Voltage Outputs Drive 1000pF Wide 2.7V to 5.5V Supply Range Double Buffered for Independent or Simultaneous DAC Updates Reference Range Includes Supply for Ratiometric 0V-to-VCC Output Reference Input Has Constant Impedance over All Codes (260kΩ Typ)—Eliminates External Buffers 3-Wire Serial Interface with Schmitt Trigger Inputs Differential Nonlinearity: ≤±0.75LSB Max

Ultralow Power, Dual 10-Bit DAC in MSOP Features: Ultralow Power: 1.5µA (Typ) ICC per DAC Plus 0.05µA Sleep Mode for Extended Battery Life Tiny: Two 10-Bit DACs in an 8-Lead MSOP—Half the Size of an SO-8 Wide 2.7V to 5.5V Supply Range Double Buffered for Simultaneous DAC Updates Rail-to-Rail Voltage Outputs Drive 1000pF Reference Range Includes Supply for Ratiometric 0V to VCC Output Reference Input Impedance Is Code-Independent (7.1MΩ Typ)—Eliminates External Buffers 3-Wire Serial Interface with Schmitt Trigger Inputs Differential Nonlinearity: ±0.75LSB Max

560VIN Micropower No-Opto Isolated Flyback Controller Features: Wide Input Voltage Range: 16V to 560V (600V max) No Opto-Isolator Required for Regulation Quasi-Resonant Boundary Mode Operation Constant-Current and Constant-Voltage Regulation Low-Ripple Light Load Burst Mode® Operation Low Quiescent Current: 75μA Programmable Current Limit and Soft-Start TSSOP Package with High-Voltage Pin Spacing Available in 20(15)-Lead Package with Extended Creepage Distance AEC-Q100 Compliant with Exception HBM ESD Classification Level 1C

Micropower Octal 10-Bit DACs Features: Tiny: 8 DACs in the Board Space of an SO-8 Micropower: 56µA per DAC Plus 1µA Sleep Mode for Extended Battery Life Pin Compatible 8-Bit LTC1665 and 10-Bit LTC1660 Wide 2.7V to 5.5V Supply Range Rail-to-Rail Voltage Outputs Drive 1000pF Reference Range Includes Supply for Ratiometric 0V-to-VCC Output Reference Input Impedance is Constant—Eliminates External Buffer

Four-Channel Multiplexed Transimpedance Amplifier with Output Multiplexing Features: 220MHz –3dB Bandwidth with 2pF Input Capacitance Single-Ended Output 74kΩ Transimpedance Gain 4.8pA/√Hz Input Current Noise Density at 200MHz (2pF) 64nARMS Integrated Input Current Noise Over 200MHz (2pF) Linear Input Range 0µA to 30µA Overload Current > ±400mA Peak Fast Overload Recovery 12ns, 1mA  Fast Channel Switchover < 50ns Single 5V Supply 200mW Power Dissipation for 4 Channels 2VP-P Output Swing on 100Ω Load 4mm × 4mm, 24-Lead QFN Package Output MUX Combines Multiple 4-Channel Devices to Create 4, 8,12,16, 24, 32 Channel Solutions AEC-Q100 Qualified for Automotive Applications

100V VIN and VOUT Synchronous 4-SwitchBuckBoost DC/DC Controller with PassThru Features: Pin-Selectable PassThru or Fixed Output CCM, DCM, Burst Mode® Operation Programmable Non-Switching PassThru Window 18μA PassThru Mode IQ with 99.9% Efficiency VIN Range: 2.8V to 100V (4.5V for Start-Up) VOUT Range: 1V to 100V Reverse Input Protection to –40V ±1.25% Output Voltage Accuracy (–40°C to 125°C) ±3% Accurate Current Monitoring ±5% Accurate Current Regulation 10V Quad N-Channel MOSFET Gate Drivers EXTVCC LDO Powers Drivers from VOUT/External Rail ±20% Cycle-by-Cycle Inductor Current Limit No Top MOSFET Refresh Noise in Buck or Boost Fixed/Phase-Lockable Frequency: 80kHz to 400kHz Spread Spectrum Frequency Modulation for Low EMI Power Good Output Voltage/Overcurrent Monitor Available in a 38-Lead TSSOP and 40-Lead (6mm x 6mm) QFN Packages

Dual Channel 6A, 20V PolyPhase Step-Down Silent Switcher 2 with Digital Power System Management Features:Silent Switcher®2 Architecture: Enables Compact, Efficient, low EMI SolutionPMBus/I2C Serial Interface Telemetry Read Back Includes VOUT, IOUT, VIN, Die Temperature, Faults Programmable Voltage, Current Limit, Digital Soft-Start/Stop, Sequencing, UV/OV, Phase, Frequency (Up to 4MHz), Loop Compensation Integrated EEPROM with Fault Event Log Key Parameters May Be Set by Configuration Resistors for Operation without Programming±0.25% Output Voltage Accuracy Over Temperature for 0.6V to 1.375VPolyPhase Load Sharing for Up to Eight PhasesWide VIN Range: Down to 2.9V, or 1.5V with EXTVCCUp to 95% Efficiency at 1MHz, 12VIN to 3.3VOUTVOUT Range 0.4V to 5.5V (Up to 0.85 VIN)Differential Remote VOUT SenseExternal Frequency Synchronization40-lead (5mm × 7mm) LQFN Package

2A Supply Current, Low IB, Zero-Drift Operational Amplifiers Features: Low Supply Current: 2μA Maximum (per Amplifier) Offset Voltage: 5μV Maximum Offset Voltage Drift: 0.02μV/°C Maximum Input Bias Current: 3pA Typical 30pA Maximum, –40°C to 85°C 100pA Maximum, –40°C to 125°C Integrated EMI Filter (114dB Rejection at 1.8GHz) Shutdown Current: 170nA Maximum (per Amplifier) Rail-to-Rail Input and Output 1.7V to 5.25V Operating Supply Range AVOL: 140dB Typical Low-Charge Power-Up for Duty Cycled Applications Specified Temperature Ranges: –40°C to 85°C –40°C to 125°C SC70, TSOT23, MS8, DFN10, TSSOP14 and QFN16 Packages

10A Supply Current, Low IB, Zero-Drift Operational Amplifier Features: Low Supply Current: 10μA Maximum (per Amplifier) Offset Voltage: 5μV Maximum Offset Voltage Drift: 0.02μV/°C Maximum Input Bias Current: 5pA Typical 50pA Maximum, –40°C to 85°C 150pA Maximum, –40°C to 125°C Integrated EMI Filter (90dB Rejection at 1.8GHz) Shutdown Current: 170nA Maximum (per Amplifier) Rail-to-Rail Input and Output 1.7V to 5.25V Operating Supply Range AVOL: 140dB Typical Low-Charge Power-Up for Duty Cycled Applications Specified Temperature Ranges: –40°C to 85°C –40°C to 125°C SC70, TSOT23, MS8, DFN10, TSSOP14 and QFN16 Packages

High Voltage High Side Current and Voltage Sense Features:Current Sense Supply Range: 5V to 100V Low Offset Voltage: ±500µV (Maximum) 1µs Response Time Gain Configurable with 2 Resistors Low Input Bias Current: 170nA (Maximum) PSRR: 118dB (Minimum) Low Supply Current: 250µAVoltage Sense Voltage Sense Range: 0V to 100V Precision 1M Resistor Divider Low Total Gain Error: ±0.15% (Maximum) Supply Voltage Range: 2.7V to 5.5V Low Supply Current: 57µA Operating Temperature Range: –40°C to 125°C AEC-Q100 Qualified for Automotive Applications

Dual 30A or Single 60A Module Regulator with Digital Power System Management Features: Dual 30A or Single 60A Digitally Adjustable Analog Loops with Digital Interface for Control and Monitoring Wide Input Voltage Range: 4.5V to 16V Output Voltage Range: 0.5V to 3.3V 90% Full Load Efficiency from 12VIN to 1VOUT at 60A ±0.5% Maximum DC Output Error Over Temperature ±2.5% Current Readback Accuracy (25°C to 125°C) Integrated Input Current Sense Amplifier 400kHz PMBus-Compliant I2C Serial Interface Supports Telemetry Polling Rates up to 125Hz Constant Frequency Current Mode Control Parallel and Current Share Multiple Modules Pin Compatible with LTM4678 16mm × 16mm × 7.82mm BGA PackageReadable Data: Input and Output Voltages, Currents, and Temperatures Running Peak Values, Uptime, Faults and Warnings Onboard EEPROM Fault Log RecordWritable Data and Configurable Parameters: Output Voltage, Voltage Sequencing and Margining Digital Soft-Start/Stop Ramp, Program Analog Loop OV/UV/OT, UVLO, Frequency and Phasing

Dual 30A or Single 60A Module Regulator with Digital Power System Management Features: Dual 30A or Single 60A Digitally Adjustable Analog Loops with Digital Interface for Control and Monitoring Wide Input Voltage Range: 4.5V to 16V Output Voltage Range: 0.5V to 3.3V 90% Full Load Efficiency from 12VIN to 1VOUT at 60A ±0.5% Maximum DC Output Error Over Temperature ±2.5% Current Readback Accuracy (25°C to 125°C) Integrated Input Current Sense Amplifier 400kHz PMBus-Compliant I2C Serial Interface Supports Telemetry Polling Rates up to 125Hz Constant Frequency Current Mode Control Parallel and Current Share Multiple Modules Pin Compatible with LTM4678 16mm × 16mm × 7.82mm BGA PackageReadable Data: Input and Output Voltages, Currents, and Temperatures Running Peak Values, Uptime, Faults and Warnings Onboard EEPROM Fault Log RecordWritable Data and Configurable Parameters: Output Voltage, Voltage Sequencing and Margining Digital Soft-Start/Stop Ramp, Program Analog Loop OV/UV/OT, UVLO, Frequency and Phasing

High Power Prioritized PowerPath Controller Features: 0V to 36V Wide Operating Range (60V Tolerant) Drives Large External N-Channel MOSFETs for High Output Current Applications Accurately Limits Inrush Current Connects Highest Priority Valid Supply to Output Load Changes Channel Priority in Real Time ±2% OV, UV Input Comparators Individually Adjustable Current Limit Time-Out for Each Channel Adjustable Input Validation Time Fast Switchover Minimizes VOUT Droop 36-Lead 5mm × 6mm QFN and SSOP Packages

100MHz to 40GHz Linear-in-dB RMS Power Detector with 35dB Dynamic Range Features: Ultra Wide Matched Input Frequency Range: 100MHz to 40GHz 35dB Linear Dynamic Range (< ±1dB Error) 29mV/dB Logarithmic Slope ±1dB Flat Response from 200MHz to 30GHz Accurate RMS Power Measurement of High Crest Factors (Up to 12dB) Modulated Waveforms Low Power Shutdown Mode Low Supply Current: 30mA at 3.3V (Typical) Small 2mm × 2mm Plastic DFN8 Package I-Grade: –40°C to 105°C Rated H-Grade: –40°C to 125°C Rated with Guaranteed Log-Slope and Log-Intercept ESD Rating: 3500V HBM, 1500V CDM

16-Channel, 16-Bit Voltage Output SoftSpan DAC Features: 16 independent SoftSpan DACsIndependently programmable output ranges: 0 V to 5 V, 0 V to10 V, ±5 V, ±10 V, ±15 VFull 16-bit resolution at all rangesFlexible single- or dual-supply operationMaximum INL error: ±3 LSBPrecision 4.096 V reference, ±5 ppm/°C maximumA/B toggle or sinusoidal dither using up to 3 toggle pinsMultiplexer for output voltage and load current senseOutputs drive ±20 mA guaranteed6 mm × 6 mm, 40-lead LFCSP

Five-Channel, Current Output DAC with Internal Reference and SPI Features: Per channel programmable output current ranges: 300 mA, 200 mA, 100 mA, 50 mA, 25 mA, 12.5 mA, 6.25 mA, and 3.125 mA  Flexible 2.1 V to VCC output supply voltages  Flexible single- or dual-supply operation 0.6 V maximum dropout voltage guaranteed Separate voltage supply per output channel Internal switches to optional negative supply Full 12-bit and 16-bit resolution at all ranges Guaranteed operation −40°C to 125°C (H-grade) Precision internal reference (10 ppm/°C maximum VREF temperature coefficient) or external reference Analog multiplexer monitors voltages and currents A/B toggle via SPI or dedicated pin 1.71 V to VCC digital input and output supply voltage 32-lead lead frame chip scale package (LFCSP)

40V, 1.2A Micropower Synchronous Boost Converter with PassThru Features: Wide Input Voltage Range: 3.0V to 40V Low Quiescent Current in Burst Mode® Operation <6μA IQ <20mVP-P Output Ripple Synchronous Operation for High Efficiency Monolithic 40V, 240mΩ Power Switches 100% Duty Cycle PassThru™ Mode for Boost Preregulation Applications Adjustable and Synchronizable: 300kHz to 3MHz Spread Spectrum for Reduced EMI/EMC Emissions Accurate EN/UVLO Internal Compensation 20MΩ Internal Feedback Divider Output Voltage Up to 40V Available in 10-Lead MSOP Package AEC-Q100 Automotive Qualification in Progress

High Power Negative Voltage Hot Swap Controller with Energy Monitor Features: Drives Two Gates for High Power Applications Configurable Parallel, Staged Start or Single Modes Protects MOSFET with SOA Timer Programmable 15mV to 30mV Current Limit Sense Voltage with 8-Bit to 16-Bit Gear-Shift ADC with 0.7% Accuracy Monitors Voltages, Currents, Power and Energy Nonvolatile Configuration and Fault Recording Floating Topology for Rugged High Voltage Operation Selectable Inrush Control: dV/dt or Current Limit I2C/SMBus or Single-Wire Broadcast Interfaces Min/Max ADC Measurement Logging with Alerts Reboots on I2C Command with Programmable Delay Adjustable Input UV/OV Thresholds and Hysteresis 44-Pin 5mm × 8mm QFN Package

High Efficiency Monolithic Synchronous Step-Down Regulator Features: High Efficiency: Up to 95% Very Low Quiescent Current: Only 10µA During Operation 600mA Output Current at VIN = 3.3V 2.65V to 6V Input Voltage Range 550kHz Constant Frequency Operation Synchronizable from 400kHz to 700kHz Selectable Burst Mode™ Operation or Pulse Skipping Mode No Schottky Diode Required Low Dropout Operation: 100% Duty Cycle 0.8V Reference Allows Low Output Voltages Shutdown Mode Draws < 1µA Supply Current ±2% Output Voltage Accuracy Current Mode Control for Excellent Line and Load Transient Response Overcurrent and Overtemperature Protected Available in 8-Lead MSOP Package

LTPoE++/IEEE 802.3bt PD Interface Controller Features: LTPoE++®/IEEE 802.3bt Powered Device (PD) Controller Supports Up to 90W PDs Distinguishes Between LTPoE++ and IEEE 802.3bt PSEs 5-Event Classification Sensing Superior Surge Protection (100V Absolute Maximum) Wide Junction Temperature Range (–40°C to 125°C) Overtemperature Protection Integrated Signature Resistor External Hot Swap N-Channel MOSFET for Lowest Power Dissipation and Highest System Efficiency Configurable Aux Power Support as Low as 9V Pin Compatible with LT4275A/B/C and LT4294 Available in 10-Lead MSOP and 3mm × 3mm DFN Packages