Dual, 2-Phase, Synchronous Controller with Low Value DCR Sensing and Temperature Compensation Features: Low Value DCR Current Sensing Programmable DCR Temperature Compensation ±0.5% 0.6V Output Voltage Accuracy Dual True Remote Sensing Differential Amplifiers Phase-Lockable Fixed Frequency 250kHz to 720kHz Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Dual N-Channel MOSFET Synchronous Drive Wide VIN Range: 4.5V to 38V Operation Output Voltage Range with Low DCR: 0.6V to 3.5V, without Low DCR: 0.6V to 5V Adjustable Soft-Start Current Ramping or Tracking Foldback Output Current Limiting Clock Input and Output for Up to 12-Phase Operation Short-Circuit Soft Recovery Output Overvoltage Protection Power Good Output Voltage Monitor 40-Lead QFN Packages AEC-Q100 Qualified for Automotive Applications

17V, Dual 1A Synchronous Step-Down Regulator with Ultralow Quiescent Current Features: Dual Step-Down Outputs: 1A Per Channel Wide VIN Range: 2.7V to 17V Wide VOUT Range: 0.6V to VIN Up to 95% Efficiency No-Load IQ = 5μA with Both Channels Enabled; IQ < 4μA with Only One Channel Enabled High Efficiency, Low Dropout Operation (100% Duty Cycle)  Constant Frequency (1MHz/2.25MHz) with External Frequency Synchronization ±1% Output Voltage Accuracy Current Mode Operation for Excellent Line and Load Transient Response Phase Shift Programmable with External Clock Selectable Current Limit Internal Compensation and Soft-Start Compact 14-Pin DFN (3mm × 4mm) and 16-Lead MSOP Packages

Multi-Phase Current Mode Step-Up DC/DC Controller Features: Wide VIN Range: 5.5V to 36V Operation 2-Phase Operation Reduces Input and Output Capacitance Fixed Frequency, Peak Current Mode Control Internal 10V LDO Regulator Lower UVLO Thresholds Allows the Use of MOSFETs Rated at 6V VGS Adjustable Slope Compensation Gain Adjustable Max Duty Cycle (Up to 96%) Adjustable Leading Edge Blanking ±1% Internal Voltage Reference Programmable Operating Frequency with One External Resistor (75kHz to 500kHz) Phase-Lockable Fixed Frequency 50kHz to 650kHz SYNC Input and CLKOUT for 2-, 3-, 4-, 6- or 12-Phase Operation (PHASEMODE Programmable) 24-Lead Narrow SSOP Package 5mm × 5mm QFN Package with 0.65mm Lead Pitch 24-Lead Thermally Enhanced TSSOP Package

Dual 18A or Single 36A DC/DC Module (Power Module) Regulator Features: Dual 18A or Single 36A Output Wide Input Voltage Range: 4.5V to 15V Output Voltage Range: 0.6V to 1.8V ±1.5% Maximum Total DC Output Error Over Line, Load and Temperature Differential Remote Sense Amplifier Current Mode Control/Fast Transient Response Adjustable Switching Frequency Overcurrent Foldback Protection Multiphase Parallel Current Sharing with Multiple LTM4630s Up to 144A Frequency Synchronization Internal Temperature Monitor Pin Compatible with the LTM4620 and LTM4620A (Dual 13A, Single 26A) and LTM4628 (Dual 8A, Single 16A) Selectable Burst Mode® Operation Soft-Start/Voltage Tracking Output Overvoltage Protection 16mm × 16mm × 4.41mm LGA and 16mm × 16mm × 5.01mm BGA Packages

Multichemistry Buck Battery Charger Controller with Digital Telemetry System Features: Multichemistry Li-Ion/Polymer, LiFePO4, or Lead-Acid Battery Charger with Termination High Efficiency Synchronous Buck Battery Charger Digital Telemetry System Monitors VBAT, IBAT, RBAT, NTC Ratio (Battery Temperature), VIN, IIN, VSYSTEM, Die Temperature Coulomb Counter and Integrated 14-Bit ADC Wide Charging Input Voltage Range: 4.5V to 35V Wide Battery Voltage Range: Up to 35V Input Undervoltage Charge Current Limit Loop Maximum Power Point Tracking Optional I2C Serial Port Control Input Current Limit Prioritizes System Load Output Input and Output Ideal Diodes Provide Low Loss PowerPath™ Operation Instant-On Operation with Discharged Battery

42V, Low IQ, Quad Output Triple Monolithic Buck Converter and Boost Controller Features: Flexible Power Supply System Capable of Four Regulated Outputs with VBATT << VOUT Two High Voltage Synchronous Buck Regulators 3V to 42V Input Voltage Range Output Currents Up to 2.5A and 1.5A One Low Voltage Synchronous Buck Regulator 2.6V to 5.5V Input Voltage Range Output Currents Up to 1.8A One Boost Controller Allows Buck Converters to Regulate with VBATT << VOUT Selectable Burst Mode® Operation Allows Low 28µA IQ with High Voltage Channels Active Programmable Power-On Reset Individual Channel Power Good Indicators Step-Down Switching Frequency: 250kHz to 2.2MHz Available in 40-Lead QFN (6mm × 6mm) Package AEC-Q100 Qualified for Automotive Applications

60V Synchronous 4-Switch Buck-Boost Controller Features: 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT Synchronous Switching: Up to 98.5% Efficiency Wide VIN Range: 4.7V to 60V 2% Output Voltage Accuracy: 1.2V ≤ VOUT < 60V 6% Output Current Accuracy: 0V ≤ VOUT < 60V Input and Output Current Regulation with Current Monitor Outputs No Top FET Refresh in Buck or Boost VOUT Disconnected from VIN During Shutdown C/10 Charge Termination and Output Shorted Flags Capable of 100W or Greater per IC Easy Parallel Capability to Extend Output Power 38-Lead TSSOP with Exposed Pad

45V VIN, Micropower, Low Noise, 200mA LDO Features:Input Voltage Range: 1.6V to 45VOutput Current: 200mAQuiescent Current: 45μADropout Voltage: 300mVLow Noise: 30μVRMS (10Hz to 100kHz)Adjustable Output (VREF = 600mV)Fixed Output Voltages: 3.3V, 5VOutput Tolerance: ±2% Over Load, Line, and TemperatureSingle Capacitor Soft-Starts Reference and Lowers Output NoiseShutdown Current: < 1μAReverse Battery ProtectionCurrent Limit Foldback and Thermal Limit Protection8-Lead 2mm × 3mm DFN and MSOP Packages

18V Dual Input Micropower PowerPath Prioritizer with Backup Supply Monitoring Features:Selects Highest Priority Valid Supply from Two InputsWide 1.8V to 18V Operating RangeInternal Dual 2Ω, 0.5A SwitchesLow 3.6µA Operating CurrentLow 320nA V2 Current When V1 Connected to OUTBlocks Reverse and Cross Conduction CurrentsReverse Supply Protection to –15VBuilt-In V2 Test with Optional V2 DisconnectV2 Freshness Seal/Ship Mode±1.5% Accurate Adjustable Switchover Threshold±2.3% Accurate V2 Monitor and ComparatorOvercurrent and Thermal ProtectionThermally Enhanced 12-Pin 3mm × 3mm DFN and 12-Lead Exposed Pad MSOP Packages

Dual Ultrathin 2.5A or Single 5A Step-Down DC/DC Module Regulator Features: Complete Solution in <1cm2 Wide Input Voltage Range:3.6V to 20V 3.3V Input Compatible with VIN Tied to INTVCC 0.6V to 5.5V Output Voltage Dual 2.5A (3A Peak) or Single 5A Output Current ±1.5% Maximum Total Output Voltage Regulation Error Over Load, Line and Temperature Current Mode Control, Fast Transient Response External Frequency Synchronization Multiphase Parallelable with Current Sharing Output Voltage Tracking and Soft-Start Capability Selectable Burst Mode® Operation Overvoltage Input and Overtemperature Protection Power Good Indicators 6.25mm × 6.25mm × 1.82mm LGA and 6.25mm × 6.25mm × 2.42mm BGA Packages