Quad 31.25A or Single 125A Module Regulator with Digital Power System Management Features: Quad 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 ±0.5% Maximum DC Output Error Over Temperature ±4% Current Readback Accuracy: 0°C to 125°C Integrated Input Current Sense Amplifier 400kHz PMBus-Compliant I2C Serial Interface Supports Telemetry Polling Rates Up to 125Hz Integrated 16-Bit ΔΣ ADC Parallel and Current Share Multiple Modules 15mm × 22mm × 8.17mm BGA Package Readable Data: Input and Output Voltages, Currents, and Temperatures Running Peak Values, Uptime, Faults and Warnings Onboard EEPROM Fault Log Record Writable 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

60V 2MHz Low-IQ Boost, SEPIC and Flyback Controller Features: Wide Input Voltage Range: 3V to 60V Low IQ Burst Mode® Operation: 8μA Up to 95% Efficiency at 2MHz ±1.5% Internal 1V Voltage Reference 5V Split Gate Drive for Efficiency and EMI Optimization 100kHz to 2MHz Fixed Switching Frequency with External Clock Synchronization Spread Spectrum Frequency Modulation for Low EMI Accurate Enable Threshold with Hysteresis Programmable Output Soft-Start and Tracking Thermally-Enhanced 12-Lead MSOP Package

Low Quiescent Current Ideal Diode Controller Features: Reduces Power Dissipation by Replacing a Power Schottky Diode Low Quiescent Current: 5μA Operating Wide Operating Voltage Range: 2.5V to 80V Reverse Supply Protection to –28V No TVS Input Clamps Required High Side External N-Channel MOSFET Drive Drives Back-to-Back MOSFETs for Inrush Control and Load Switching Shutdown Input for ON/OFF Control Fast Reverse Current Turn-Off within 1.5μs 8-Lead MSOP and 3mm × 3mm DFN Packages

8A and 10A High Efficiency Switching Regulators Features: Wide Input Voltage Range: 3.5V to 30V Low Quiescent Current: 7mA Internal 8A Switch (10A for LT1270A) Very Few External Parts Required Self-Protected Against Overloads Shutdown Mode Draws Only 100µA Supply Current Flyback-Regulated Mode Has Fully Floating Outputs Can be Externally Synchronized (See LT1072 Data Sheet) Comes in Standard 5-Pin TO-220 Package

Multioutput Power Management Solution with 4 Buck Switching and 3 LDO Linear Regulators Features: Quad Adjustable High Efficiency Step-Down DC/DC Converters: 2.5A, 2.5A, 1.5A, 1.5A Three 300mA LDO Regulators (Two Adjustable) Independent Enable Pin-Strap Sequencing Power Good 2.25MHz Switching Frequency 12µA Standby Current 150°C TJ Operation (LT3383H) Side Wettable 40-Lead 6mm × 6mm QFN Package AEC-Q100 Qualified for Automotive Applications

36V, 4A Synchronous Step-Down LED Driver with Silent Switcher Features: ±1.5% LED Current Regulation ±1.2% Output Voltage Regulation Spread-Spectrum Frequency Modulation Silent Switcher® Architecture for Low EMI 3.6V to 36V Input Voltage Range 0V to 36V LED String Voltage 200kHz to 2MHz with SYNC Function 20:1 Analog or Duty Cycle LED Current Control Open/Short LED Fault Indication Accurate LED Current Sense with Monitor Output Programmable UVLO Thermally Enhanced 28-Lead (5mm × 4mm) LQFN

5V, 6A, 10 MHz Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8m NMOS, 31m PMOS Programmable Frequency 3MHz-10MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher™ Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40μA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1μA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 500mA/50MHz Current Feedback Line Driver Amplifier Features: 500mA Output Drive Current 50MHz Bandwidth, AV = 2, RL = 25Ω 900V/µs Slew Rate, AV= 2, RL = 25Ω Low Distortion: −75dBc at 1MHz High Input Impedance, 10MΩ Wide Supply Range, ±5V to ±15V Full Rate, Downstream ADSL Supported Low Power Shutdown Mode Power Saving Adjustable Supply Current Stable with CL = 10,000pF Power Enhanced Small Footprint Packages TSSOP-20, S0-20 Wide Available in a 20-Lead TSSOP Package

Quad 31.25A or Single 125A Module Regulator with Digital Power System Management Features: Quad 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 ±0.5% Maximum DC Output Error Over Temperature ±4% Current Readback Accuracy: 0°C to 125°C Integrated Input Current Sense Amplifier 400kHz PMBus-Compliant I2C Serial Interface Supports Telemetry Polling Rates Up to 125Hz Integrated 16-Bit ΔΣ ADC Parallel and Current Share Multiple Modules 15mm × 22mm × 8.17mm BGA Package Readable Data: Input and Output Voltages, Currents, and Temperatures Running Peak Values, Uptime, Faults and Warnings Onboard EEPROM Fault Log Record Writable 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

42V, 5A/8A Peak Synchronous Step-Down Silent Switcher with 2.5A Quiescent Current Features: Silent Switcher® Architecture Ultralow EMI Emissions Spread Spectrum Frequency Modulation High Efficiency at High Frequency Up to 96% Efficiency at 1MHz, 12VIN to 5VOUT Up to 95% Efficiency at 2MHz, 12VIN to 5VOUT Wide Input Voltage Range: 3.4V to 42V 5A Maximum Continuous, 8A Peak Transient Output Ultralow Quiescent Current Burst Mode® Operation 2.5μA IQ Regulating 12VIN to 3.3VOUT Output Ripple < 10mVP-P Fast Minimum Switch On-Time: 30ns Low Dropout Under All Conditions: 100mV at 1A Available in Fixed 3.3V Output Forced Continuous Mode Safely Tolerates High Reverse Current Adjustable and Synchronizable: 200kHz to 3MHz Peak Current Mode Operation Output Soft-Start and Tracking Small 18-Lead 3mm × 4mm Side Solderable QFN with Improved Solder Joint Reliability AEC-Q100 Qualified for Automotive Applications

6 Channel Multicell Battery Monitor Features: Measures up to 6 battery cells in series Maximum lifetime total measurement error: 1.5 mV Stackable architecture supports hundreds of cells Built-in isoSPI interface 2 Mbps isolated serial communications Uses a single twisted pair, up to 20 meters Low EMI susceptibility and emissions Bidirectional for broken wire protection Capacitor or transformer coupled Hot plug tolerant without external protection Designed for high reliability systems Includes redundant cell measurements Diagnostic coverage of operational modes 304 μs to measure all cells in a system 16-bit ADC with programmable noise filter Passive cell balancing up to 300 mA per channel with programmable PWM 7 GPIO or analog inputs Temperature or other sensor inputs Configurable as an I2C or SPI master Accommodates ±5 V busbar voltage Sleep state supply current: 5.5 μA 48-lead LQFP package with exposed pad AEC-Q100 qualified for automotive applications

High Efficiency, 2-Phase, Dual Synchronous Step-Down Switching Controller and Step-Up Regulator Features: Step-Down Controller Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Power Good Output Voltage Indicator OPTI-LOOP™ Compensation Minimizes COUT DC Programmed Fixed Frequency 150kHz to 300kHz Wide VIN Range: 3.5V to 36V Operation Very Low Dropout Operation: 99% Duty Cycle Adjustable Soft-Start Current Ramping Latched Short-Circuit Shutdown with Defeat Option Remote Output Voltage Sense and OV Protection 5V and 3.3V Standby Regulators Selectable Const. Freq. or Burst Mode™ OperationStep-Up Regulator High Operating Switching Frequency of 1.2MHz Low Internal VCESAT Switch: 400mV @ 1A, VIN = 3V Wide VIN Range: 2.6V to 16V Operation High Output Voltage: Up to 34V

Active RC, 4th Order Lowpass Filter Family Features: Extremely Easy to Use—A Single Resistor Value Sets the Cutoff Frequency (256Hz < fC < 256kHz) Extremely Flexible—Different Resistor Values Allow Arbitrary Transfer Functions with or without Gain (256Hz < fC < 256kHz) Supports Cutoff Frequencies Up to 360kHz Using FilterCAD™ LTC1563-2: Unity-Gain Butterworth Response Uses a Single Resistor Value, Different Resistor Values Allow Other Responses with or without Gain LTC1563-3: Unity-Gain Bessel Response Uses a Single Resistor Value, Different Resistor Values Allow Other Responses with or without Gain Rail-to-Rail Input and Output Voltages Operates from a Single 3V (2.7V Min) to ±5V Supply Low Noise: 36µVRMS for fC = 25.6kHz, 60µVRMS for fC = 256kHz fC Accuracy < ±2% (Typ) DC Offset < 1mV Cascadable to Form 8th Order Lowpass Filters Available in Narrow SSOP-16 Package

Doubler Charge Pump with Low Noise Linear Regulator in SOT-23 Features: Low Output Noise: 90µVRMS (100kHz BW) Low Profile (1mm) ThinSOT™ Package Fixed Output Voltage: 5V Input Voltage Range: 2.7V to 4.4V Uses Small Ceramic Capacitors No Inductors Required Output Current Up to 30mA 550kHz Switching Frequency Low Operating Current: 190µA Low Shutdown Current: 4µA Internal Thermal Shutdown and Current Limiting

High Power CCFL Controller for Wide Dimming Range and Maximum Lamp Lifetime Features: Ultrawide Multimode Dimming™ Range Multiple Lamp Capability Programmable PWM Dimming Range and Frequency Precision Maximum and Minimum Lamp Currents Maximize Lamp Lifetime No Lamp Flicker Under All Supply and Load Conditions Open Lamp Detection and Protection 350kHz Switching Frequency 1.5A MOSFET Gate Driver 100mV Current Sense Threshold 5V Reference Voltage Output The 16-Lead SSOP Package

12-Bit, 5Msps, Sampling ADC Features: 5Msps Sample Rate Low Power Dissipation: 115mW Single 5V Supply or ±5V Supplies 71.3dB S/(N + D) and 85dB SFDR at Nyquist 100MHz Full-Power Bandwidth Sampling Input PGA Integral Nonlinearity Error <0.35LSB Differential Nonlinearity <0.25LSB ±2.048V, ±1.024V and ±0.512V Bipolar Input Range Out-of-Range Indicator True Differential Inputs with 75dB CMRR Pin-Compatible 10Msps Version (LTC1420) 28-Pin Narrow SSOP Package

Lithium-Ion Linear Battery Charger in ThinSOT Features: Low Profile (1mm) ThinSOT™ No Blocking Diode Required No Sense Resistor Required 1% Accurate Preset Voltages: 4.1V or 4.2V Charge Current Monitor Output for Charge Termination Programmable Charge Current: 200mA to 700mA Automatic Sleep Mode with Input Supply Removal Manual Shutdown Negligible Battery Drain Current in Shutdown Undervoltage Lockout Self Protection for Overcurrent/Overtemperature

General Purpose Isolated Flyback Controller Features: Drives External Power MOSFET with External ISENSE Resistor Application Input Voltage Limited Only by External Power Components Senses Output Voltage Directly from Primary Side Winding—No Optoisolator Required Accurate Regulation Without User Trims Regulation Maintained Well into Discontinuous Mode Switching Frequency from 50kHz to 250kHz with External Capacitor Optional Load Compensation Optional Undervoltage Lockout Available in 16-Pin SO and SSOP Packages

Wide Operating Range, No RSENSE Step-Down Controller Features: Wide VIN Range: 4V to 36V Sense Resistor Optional True Current Mode Control 2% to 90% Duty Cycle at 200kHz tON(MIN) ≤ 100ns Stable with Ceramic COUT Dual N-Channel MOSFET Synchronous Drive Power Good Output Voltage Monitor ±1% 0.6V Reference Adjustable Current Limit Adjustable Switching Frequency Programmable Soft-Start Output Overvoltage Protection Optional Short-Circuit Shutdown Timer Micropower Shutdown: IQ ≤ 30µA Available in a 1mm 20-Lead TSSOP Package

Wide Operating Range, No RSENSE Step-Down Controller Features: Wide VIN Range: 4V to 36V Sense Resistor Optional True Current Mode Control 2% to 90% Duty Cycle at 200kHz tON(MIN) ≤ 100ns Stable with Ceramic COUT Dual N-Channel MOSFET Synchronous Drive Power Good Output Voltage Monitor ±1% 0.6V Reference Adjustable Current Limit Adjustable Switching Frequency Programmable Soft-Start Output Overvoltage Protection Optional Short-Circuit Shutdown Timer Micropower Shutdown: IQ ≤ 30µA Available in a 1mm 20-Lead TSSOP Package