42V, 750mA Step-Down Regulator with 2.5A Quiescent Current and Integrated Diodes Features: Ultralow Quiescent Current 2.5μA IQ at 12VIN to 3.3VOUT Low Ripple Burst Mode® Operation Output Ripple < 10mVP-P Wide Input Voltage Range: 4.2V to 42V Operating Adjustable Switching Frequency: 200kHz to 2.2MHz Integrated Boost and Catch Diodes 750mA Output Current Excellent Start-Up and Dropout Performance Fixed Output Voltages: 3.3V, 5V 1.9μA IQ at 12VIN Accurate Programmable Undervoltage Lockout Low Shutdown Current: IQ = 0.75μA Internal Catch Diode Current Limit Power Good Flag Thermal Shutdown Small, Thermally Enhanced 10-Lead MSOP and (3mm × 3mm) DFN Packages

High Efficiency, Secondary-Side Synchronous Forward Controller Features: Direct Flux Limit™ Guarantees No Saturation Fast and Accurate Average Current Limit Clean Start-Up Into Pre-Biased Output Secondary-Side Control for Fast Transient Response Simple, Self-Starting Architecture Synchronous MOSFET Reverse Current Limit PolyPhase® Operation Eases High-Power Design True Remote Sense Differential Amplifier Remote Sense Reverse Protection High Voltage Linear Regulator Controller Internal LDO Powers Gate Drive from VOUT Overtemperature/Overvoltage Protection Low Profile 4mm × 5mm QFN and Narrow 28-Lead SSOP Packages

Dual Output PolyPhase Step-Down DC/DC Controller with Digital Power System Management Features: PMBus/I2C Compliant Serial Interface Telemetry Read Back includes VIN, IIN, VOUT, IOUT, Temperature and Faults Programmable Voltage, Current Limit, Digital Soft-Start/Stop, Sequencing, Margining, OV/UV and Frequency Synchronization (250kHz to 1MHz) ±0.5% Output Voltage Accuracy Over Temperature Integrated 16-Bit ADC Internal EEPROM with ECC and Fault Logging Integrated Powerful N-Channel MOSFET Gate Drivers Power Conversion Wide VIN Range: 4.5V to 24V VOUT Range: 0.5V to 5.4V (4V on VOUT0) Analog Current Mode Control Loop Accurate PolyPhase® Current Sharing for Up to 6 Phases Available in a 40-Pin (6mm × 6mm) QFN Package AEC-Q100 Qualified for Automotive Applications

Dual, 2-Phase Synchronous Step-Down DC/DC Controllers Features: Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Accurate Multiphase Current Matching RSENSE or DCR Current Sensing ±0.75% 0.6V Output Voltage Accuracy Phase-Lockable Fixed Frequency 250kHz to 780kHz High Efficiency: Up to 95% Dual N-channel MOSFET Synchronous Drive Wide VIN Range: 4V to 38V (40V Max) Operation Wide VOUT Range: 0.6V to 12.5V Operation Adjustable Soft-Start Current Ramping or Tracking Foldback Output Current Limiting Output Overvoltage Protection Power Good Output Voltage Monitor 5V Low Dropout Regulator Small 28-Lead QFN and Narrow SSOP Packages

SMBus Programmable CCFL Switching Regulator Features: Wide Battery Input Range: 4.5V to 30V Grounded Lamp or Floating Lamp Configurations Open Lamp Protection Precision 100µA Full-Scale DAC Programming Current 2-Wire SMBus Interface Two Selectable SMBus Addresses DAC Setting Is Retained in Shutdown

Lithium Ion Battery Monitoring System Features: 12-bit ADC, 1 μs per channel conversion time 6 analog input channels,  CM range 0.5 V to 27.5 V 6 auxiliary ADC Inputs ±1.6 mV cell voltage accuracy On-chip voltage regulator Cell balancing interface Daisy-chain interface Internal reference: ±3 ppm/°C 1.8 μA power-down current High input impedance Serial interface with alert function See data sheet for additional features

Precision Analog Front End and Controller for Battery Test/Formation Systems Features: Integrated constant current and voltage modes with automatic switchover Charge and Discharge modes Precision voltage and current measurement Integrated precision control feedback blocks Precision interface to PWM or linear power converters Programmable gain settings Current sense gains: 26, 66, 133, 200 Voltage sense gains: 0.2, 0.27, 0.4, 0.8 Programmable OVP, OCP fault detection Current sharing & balancing Excellent ac & dc performance See datasheet for additional features

1 A, Low VIN, Low Noise, CMOS Linear Regulator Features: 1 A maximum output current Low input voltage supply range VIN = 1.10 V to 1.98 V, no external bias supply required Fixed output voltage range: VOUT_FIXED = 0.9 V to 1.5 V Adjustable output voltage range: VOUT_ADJ = 0.5 V to 1.5 V Ultralow noise: 2 μV rms, 100 Hz to 100 kHz Noise spectral density 4 nV/√Hz at 10 kHz 3 nV/√Hz at 100 kHz Low dropout voltage: 30 mV typical at 1 A load Operating supply current: 4.5 mA typical at no load ±1.5% fixed output voltage accuracy over line, load, and temperature Excellent power supply rejection ratio (PSRR) performance 67 dB typical at 10 kHz at 1 A load 51 dB typical at 100 kHz at 1 A load Excellent load/line transient response Soft start to reduce inrush current Optimized for small 10 μF ceramic capacitors Current-limit and thermal overload protection Power-good indicator Precision enable 16-lead, 3 mm × 3 mm LFCSP package AEC-Q100 qualified for automotive applications

Dual 3 MHz, 1200mA Buck Regulator with Two 300 mA LDOs Features: Main input voltage range: 2.3 V to 5.5 V Two 1200 mA buck regulators and two 300 mA LDOs 24-lead, 4 mm × 4 mm LFCSP or 28-lead TSSOP package Regulator accuracy: ±1.8% Factory programmable or external adjustable VOUTx 3 MHz buck operation with forced PWM and auto PWM/PSM modes BUCK1/BUCK2: output voltage range from 0.8 V to 3.8 V LDO1/LDO2: output voltage range from 0.8 V to 5.2 V LDO1/LDO2: input supply voltage from 1.7 V to 5.5 V LDO1/LDO2: high PSRR and low output noise

2 A/1.2 A DC-to-DC Switching Regulator with Independent Positive and Negative Outputs Features: Wide input supply voltage range: 2.85 V to 15 V Generates well regulated, independently resistor programmable VPOS and VNEG outputs Boost regulator to generate VPOS output Adjustable positive output to 39 V Integrated 2.0 A main switch Optional single-ended primary-inductor converter (SEPIC) configuration for automatic step-up/step-down Inverting regulator to generate VNEG output Adjustable negative output to VIN − 39 V Integrated 1.2 A main switch True shutdown for both positive and negative outputs 1.2 MHz/2.4 MHz switching frequency with optional external frequency synchronization from 1.0 MHz to 2.6 MHz Resistor programmable soft start timer Slew rate control for lower system noise Individual precision enable and flexible start-up sequence control for symmetric start, VPOS first, or VNEG first Out-of-phase operation UVLO, OCP, OVP, and TSD protection 4 mm × 4 mm, 20-lead LFCSP and 20-lead TSSOP −40°C to +125°C junction temperature range Supported by the ADIsimPower tool set