40V Low IQ, 3MHz Dual, 2-Phase Synchronous Step-Down Controller with Spread Spectrum Features: Wide Input Voltage Range: 4.5V to 40V Wide Output Voltage Range: 0.8V to 99% • VIN Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Spread Spectrum Operation RSENSE or DCR Current Sensing Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Programmable Fixed Frequency (100kHz to 3MHz) Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple, Burst Mode® Operation at Light Loads Very Low Dropout Operation: 99% Duty Cycle Power Good Output Voltage Monitors Output Overvoltage Protection Internal LDO Powers Gate Drive from VIN or EXTVCC Low Shutdown IQ: 1.5μA Small 28-Lead 4mm × 5mm QFN Package AEC-Q100 Qualified for Automotive Applications

40V, 7A Ideal Diode Features: Reduces Power Dissipation by Replacing a Power Schottky Diode with No External Components Internal 7A, 21mΩ N-Channel MOSFET 15mV Regulated Forward Voltage 20μA Operating Current, 0.8μA Shutdown Wide 0V to 40V Input Range with VCC > 2.75V Fast Turn-On Minimizes Voltage Droop Fast Reverse Recovery Time Minimizes Reverse Transient Current Smooth Switchover in Diode-OR Applications 16-Lead 2mm × 3mm LQFN Package

Ultrathin Low VIN, 2A Buck-Boost Module Regulator Features: Wide Input Voltage Range: 2.6V to 5.5V Adjustable Output Voltage Range: 1.8V to 5.5V 2A of Continuous Output Current with VIN ≥ VOUT (Buck Mode and Buck-Boost Mode); Minimum 1A Continuous Output Current with VIN < VOUT (Boost Mode). Low Ripple Buck-Boost Architecture Programmable Soft-Start and VIN UVLO Burst Mode IQ 15μA for High Efficiency at Light Loads Ultrathin, Small Surface Mount Footprint 3.5mm × 4mm × 1.25mm LGA Package

42V, 5A/7A Peak Synchronous Step-Down Silent Switcher with 2.5A Quiescent Current Features: Silent Switcher® Architecture Ultralow EMI Emissions Optional Spread Spectrum 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, 7A 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 Forced Continuous Mode Adjustable and Synchronizable: 200kHz to 3MHz Output Soft-Start and Power Good Small 20-Lead 4mm × 3mm LQFN Package AEC-Q100 Qualified for Automotive Applications

36V 10W No-Opto Isolated Flyback Converter Features: 4V to 36V Input Voltage Range 3.6A, 65V Internal DMOS Power Switch Low Quiescent Current Quasi-Resonant Boundary Mode Operation at Heavy Load Low Ripple Burst Mode® Operation at Light Load Minimum Load < 0.5% (Typ) of Full Output No Transformer Third Winding or Opto-Isolator Required for Output Voltage Regulation Accurate EN/UVLO Threshold and Hysteresis Temperature Compensation for Output Diode Output Short-Circuit Protection Thermally Enhanced 8-Lead SO Package

Wide Input Range, No RSENSE Current Mode Boost, Flyback and SEPIC Controller Features: High Efficiency (No Sense Resistor Required) Wide Input Voltage Range: 2.5V to 36V Current Mode Control Provides Excellent Transient Response High Maximum Duty Cycle (92% Typ) ±2% RUN Pin Threshold with 100mV Hysteresis ±1% Internal Voltage Reference Micropower Shutdown: IQ = 10μA Programmable Operating Frequency (50kHz to 1MHz) with One External Resistor Synchronizable to an External Clock Up to 1.3 × fOSC User-Controlled Pulse Skip or Burst Mode® Operation Internal 5.2V Low Dropout Voltage Regulator Output Overvoltage Protection Capable of Operating with a Sense Resistor for High Output Voltage Applications Small 10-Lead MSOP Package

Precision Micropower RMS-to-DC Converter Features: Simple to Use, Requires One Capacitor True RMS DC Conversion Using Σ Technology High Accuracy: 0.1% Gain Accuracy from 50Hz to 1kHz 0.25% Total Error from 50Hz to 1kHz High Linearity: 0.02% Linearity Allows Simple System Calibration Low Supply Current: 155μA Typ, 170μA Max Ultralow Shutdown Current: 0.1μA Constant Bandwidth: Independent of Input Voltage 800kHz –3dB, 6kHz ±1% Flexible Supplies: 2.7V to 5.5V Single Supply Up to ±5.5V Dual Supply Flexible Inputs: Differential or Single-Ended Rail-to-Rail Common Mode Voltage Range Up to 1VPEAK Differential Voltage Flexible Output: Rail-to-Rail Output Separate Output Reference Pin Allows Level Shifting Wide Temperature Range: –55°C to 125°C Small Size: Space Saving 8-Pin MSOP Package

1kHz-3GHz High Signal Level Active Mixer Features: Broadband RF, LO and IF Operation High Input IP3: >20dBm from 30MHz to 900MHz +17dBm at 1900MHz Typical Conversion Gain: 1dB SSB Noise Figure: 11dB at 900MHz 14dB at 1900MHz Integrated LO Buffer: Insensitive to LO Drive Level Single-Ended or Differential LO Drive High LO-RF Isolation Enable Function 4.5V to 5.25V Supply Voltage Range 4mm x 4mm QFN Package

Dual Smart Battery System Manager Features: SMBus Charger/Selector for Two Smart Batteries* Voltage and Current Accuracy within 0.2% of Value Reported by Battery Simplifies Construction of “Smart Battery System Manager” Includes All SMBus Charger V1.1 Safety Features Supports Autonomous Operation without a Host Allows Both Batteries to Discharge Simultaneously into Single Load with Low Loss (Ideal Diode) SMBus Switching for Dual Batteries with Alarm Monitoring for Charging Battery at All Times Pin Programmable Limits for Maximum Charge Current and Voltage Improve Safety Fast Autonomous Power Path™ Switching (<10µs) Low Loss Simultaneous Charging of Two Batteries >95% Efficient Synchronous Buck Charger AC Adapter Current Limiting* Maximizes Charge Rate SMBus Accelerator Improves SMBus Timing** Available in 48-Lead TSSOP Package

2, 31.76 W, Digital Input, Filterless Stereo Class D Audio Amplifier Features: Digital input stereo, high efficiency Class-D amplifier Operates from a single 4.5 V to 16.5 V supply State-of-the-art, proprietary, filterless - modulation 106.5 dB SNR at PO = 8.1 W, RL = 8 , AV = 19 dB, PVDD = 12 V, A weighted 0.004% THD + N at 5 W into 8 38.5 V rms output voltage noise, f = 20 Hz to 20 kHz, A weighted, PVDD = 16 V, 8 Pop and clickless on and off sequence 2 14.67 W output at 12 V supply to 4 loads at <1% THD + N 2 14.4 W output at 16 V supply to 8 loads at <1% THD + N Mono mode for increased maximum output power 1 49.69 W output at 16 V supply to 2 loads at <1% THD + N Support for low impedance loads As low as 3 Ω/5 μH in stereo mode As low as 2 Ω/5 μH in mono mode High power efficiency 93.8% efficiency into an 8 Ω load 90.6% efficiency into a 4 Ω load 12.34 mA quiescent current with single 12 V PVDD supply Single-supply operation with internal LDOs or option to use an external 5 V and 1.8 V supply for lowest power consumption I2C control and hardware modes with up to 16 pin-selectable slots/addresses Supported sample rates from 8 kHz to 192 kHz with 24-bit resolution Multiple PCM audio serial data formats TDM slave with support for up to 16 devices on a single bus I2S or left justified slave Adjustable full-scale output tailored for many PVDD sources 2- and 3-cell Li-Ion batteries Digital volume control with selectable smooth ramp Automatic power-down function Supply monitoring automatic gain control (AGC) function reduces system brownout Standalone operational mode without I2C Temperature sensor with 1°C step readout via I2C Short-circuit, undervoltage, and thermal protection Thermal early warning Power-on reset PVDD sensing ADC 40-lead, 6 mm × 6 mm LFCSP with thermal pad