Independent Multicell Battery Stack Fault Monitor Features: Qualified for Automotive Applications Monitors Up to 12 Li-Ion Cells in Series (60V Max) Stackable Architecture Enables > 1000V Systems 1% Maximum Overvoltage Detection Level Error Adjustable Overvoltage and Undervoltage Detection Self Test Features Guarantee Accuracy Robust Fault Detection Using Differential Signals Simple Pin-Strapped Configuration Allows Battery Monitoring without a Microcontroller 15.5ms to Monitor All Cells in a System Programmable Response Time Two Temperature Monitor Inputs Low Power Idle Mode 36-Lead SSOP Package

Quad 12-/10-/8-Bit Rail-to-Rail DACs with 10ppm/C Reference Features: AEC-Q100 Qualified for Automotive Applications Integrated Precision Reference 2.5V Full-Scale 10ppm/°C (LTC2634-L) 4.096V Full-Scale 10ppm/°C (LTC2634-H) Maximum INL Error: ±2.5 LSB (LTC2634-12) Low Noise: 0.75mVP-P 0.1Hz to 200KHzGuaranteed Monotonic over −40°C to 125°C Temperature RangeSelectable Internal or External Reference2.7V to 5.5V Supply Range (LTC2634-L)Ultralow Crosstalk Between DACs (2.4nV•s)Low Power: 0.6mA at 3VPower-On Reset to Zero-Scale/Mid-ScaleDouble Buffered Data LatchesTiny 16-Lead 3mm × 3mm QFN and 10-Lead MSOP Packages

Differential Ultra-Tiny, 16-Bit I2C ADCs with 10ppm/C Max Precision Reference Features: 16-Bit Resolution, No Missing Codes Internal Reference, High Accuracy 10ppm/°C (Max) Single-Ended (LTC2461) or Differential (LTC2463) 2LSB Offset Error (Typ) 0.01% Gain Error (Typ) 60 Conversions Per Second Single Conversion Settling Time for Multiplexed Applications 1.5mA Supply Current 200nA Sleep Current Internal Oscillator—No External Components Required 2-Wire I2C Interface with Two Addresses Plus One Global Address for Synchronization Ultra-Tiny, 12-Lead, 3mm × 3mm DFN and MSOP Packages

Dual 13A or Single 26A DC/DC Module (Power Module) Regulator Features: Complete Standalone Dual Output Power Supply Dual 13A or Single 26A Output Wide Input Voltage Range: 4.5V to 16V Output Voltage Range: 0.6V to 2.5V ±1.5% Maximum Total DC Output Error Multiphase Current Sharing with Multiple LTM4620s Up to 100A Differential Remote Sense Amplifier Current Mode Control/Fast Transient Response Adjustable Switching Frequency Overcurrent Foldback Protection Frequency Synchronization Internal Temperature Monitor Output Overvoltage Protection SnPb or RoHS Compliant Finish Thermally Enhanced (15mm × 15mm × 4.41mm) LGA Package and (15mm × 15mm × 5.01mm) BGA Package

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

4-Channel PMBus Power System Manager Featuring Accurate Input Current and Energy Measurement Features: Sequence, Trim, Margin and Supervise Four Power Supplies Manage Faults, Monitor Telemetry and Create Fault Logs PMBus™ Compliant Command Set Supported by LTpowerPlay® GUI Margin or Trim Supplies to Within 0.25% of Target Monitor Input Current (±1%) and Accumulate Energy Fast OV/UV and OC Supervisors Per Channel Coordinate Sequencing and Fault Management Across Multiple LTC PSM Devices Automatic Fault Logging to Internal EEPROM Operate Autonomously Without Additional Software External Temperature and Input Voltage Supervisors Accurate Monitoring of Four Output Voltages, Four Output Currents, Four External Temperatures, Input Voltage and Current, and Internal Die Temperature Can Be Powered from 3.3V, or 4.5V to 15V Pin-Compatible to the LTC2974 Available in 64-Lead 9mm × 9mm QFN Package and in 63-Lead 6.25mm × 7.5mm BGA Package AEC-Q100 Qualified for Automotive Applications

Low IQ, Dual 2-Phase Synchronous Step-Down Controller Features: Low Operating IQ: 170μA (One Channel On) Wide Output Voltage Range: 0.8V ≤ VOUT ≤ 24V Wide VIN Range: 4V to 38V RSENSE or DCR Current Sensing Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise OPTI-LOOP® Compensation Minimizes COUT Phase-Lockable Frequency (75kHz-850kHz) Programmable Fixed Frequency (50kHz-900kHz) Selectable Continuous, Pulse-Skipping or Burst Mode® Operation at Light Loads Very Low Dropout Operation: 99% Duty Cycle Adjustable Output Voltage Soft-Start Power Good Output Voltage Monitor Output Overvoltage Protection Output Latch-Off Protection During Short Circuit Low Shutdown IQ: 8μA Internal LDO Powers Gate Drive from VIN or EXTVCC No Current Foldback During Start-Up Small 5mm × 5mm QFN Package

High Efficiency, Synchronous, 4-Switch Buck-Boost Controller Features: Single Inductor Architecture Allows VIN Above, Below or Equal to the Regulated VOUT Programmable Input or Output Current Wide VIN Range: 4V to 38V 1% Output Voltage Accuracy: 0.8V < VOUT < 38V Synchronous Rectification: Up to 98% Efficiency Current Mode Control Phase-Lockable Fixed Frequency: 200kHz to 600kHz No Reverse Current During Start-Up Power Good Output Voltage Monitor Internal 5.5V LDO Quad N-Channel MOSFET Synchronous Drive VOUT Disconnected from VIN During Shutdown True Soft-Start and VOUT Short Protection, Even in Boost Mode Available in 28-Lead QFN (4mm × 5mm) and 28-Lead SSOP Packages

Octal 12-/10-/8-Bit I2C VOUT DACs with 10ppm/C Reference Features: Integrated Precision Reference: 2.5V Full-Scale 10ppm/°C (LTC2637-L) 4.096V Full-Scale 10ppm/°C (LTC2637-H) Maximum INL Error: 2.5LSB (LTC2637-12) Low Noise: 0.75mVP-P 0.1Hz to 200KHz Guaranteed Monotonic Over –40°C to 125°C Temperature Range Selectable Internal or External Reference 2.7V to 5.5V Supply Range (LTC2637-L) Ultralow Crosstalk Between DACs (<3nV•s) Low Power: 100μA per DAC at 3V (LTC2637-L) Power-On-Reset to Zero-Scale/Mid-Scale Double-Buffered Data Latches Tiny 14-Lead 4mm × 3mm DFN and 16-Lead MSOP Packages

Monolithic Dual Tracking 3A Step-Down Switching Regulator Features: Wide Input Range: – Operation from 3V to 60V Independent Supply, Shutdown, Soft-Start, UVLO, Programmable Current Limit and Programmable Power Good for Each 3A Regulator Die Temperature Monitor Adjustable/Synchronizable Fixed Frequency Operation from 250kHz to 2MHz with Synchronized Clock Output Independent Synchronized Switching Frequencies Optimize Component Size Antiphase Switching Outputs Can Be Paralleled Flexible Output Voltage Tracking Low Dropout: 95% Maximum Duty Cycle 5mm × 5mm QFN Package FMEA Compliant 38-Pin Exposed Pad TSSOP Package