Monolithic Dual Tracking 3.5A Step-Down Switching Regulator Features: Wide Input Range: Operation from 3V to 36V OVLO Protects Circuit Through 60V Transients Independent Supply, Shutdown, Soft-Start, UVLO, Programmable Current Limit and Programmable Power Good for Each 3.5A Regulator Die Temperature Monitor Adjustable/Synchronizable Fixed Frequency Operation from 250kHz to 2.25MHz 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

High Efficiency Low Noise Synchronous Step-Down Switching Regulators Features: Maintains Constant Frequency at Low Output Currents Programmable Fixed Frequency (PLL Lockable) Wide VIN Range: 3.5V to 36V Operation Low Minimum On-Time (≤300ns) for High Frequency, Low Duty Cycle Applications Dual N-Channel MOSFET Synchronous Drive Very Low Dropout Operation: 99% Duty Cycle Low Dropout, 0.5A Linear Regulator for CPU I/O or Low Noise Audio Supplies Built-In Power-On Reset Timer Programmable Soft Start Low-Battery Detector Remote Output Voltage Sense Foldback Current Limiting (Optional) Pin Selectable Output Voltage Logic Controlled Micropower Shutdown: IQ < 25µA Output Voltages from 1.19V to 9V Available in 24-Lead Narrow SSOP and 28-Lead SSOP Packages

Dual Very Low Noise, Differential Amplier and 5MHz Lowpass Filter Features: Dual Differential Amplier with 5MHz Lowpass Filters 4th Order Filters Approximates Chebyshev Response Guaranteed Phase and Gain Matching Resistor-Programmable Differential Gain >82dB Signal-to-Noise (3V Supply, 2VP-P Output) Low Distortion (1MHz, 2VP-P Output, 800Ω Load) HD2: 93dBc HD3: 96dBc Specified for Operation with 3V, 5V and ±5V Supplies Fully Differential Inputs and Outputs Adjustable Output Common Mode Voltage Small 4mm × 7mm × 0.75mm QFN Package

1.6GHz to 2.7GHz High Dynamic Range Downconverting Mixer Features: Conversion Gain: 8dB at 2.4GHz IIP3: 26.8dBm at 2.4GHz Noise Figure: 9.9dB at 2.4GHz 17.3dB NF Under +5dBm Blocking High Input P1dB 3.3V Supply, 660mW Power Consumption Shutdown Pin 50Ω Single-Ended RF and LO Inputs LO Inputs 50Ω Matched when Shutdown High Isolation LO Switch 0dBm LO Drive Level High LO-RF and LO-IF Isolation Small Solution Size 20-Lead (5mm × 5mm) QFN package

1.5A, 15V Monolithic Synchronous Step-Down Regulator Features: 4V to 15V Operating Input Voltage Range 1.5A Output Current Up to 96% Efficiency Very Low Duty Cycle Operation: 5% at 2.25MHz Adjustable Switching Frequency: 800kHz to 4MHz External Frequency Synchronization Current Mode Operation for Excellent Line and Load Transient Response User Selectable Burst Mode® (No Load IQ = 300μA) or Forced Continuous Operation 0.6V Reference Allows Low Output Voltages Short-Circuit Protected Output Voltage Tracking Capability Programmable Soft-Start Power Good Status Output Available in Small, Thermally Enhanced, 16-Pin QFN (3mm × 3mm) and MSOP Packages

4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter Features:4A Output Current2.25V to 5.5V Input Voltage RangeLow Output Ripple Burst Mode® Operation: IQ = 75μA±1% Output Voltage AccuracyOutput Voltage Down to 0.6VHigh Efficiency: Up to 95%Low Dropout Operation: 100% Duty CycleProgrammable Slew Rate on SW Node Reduces Noise and EMIAdjustable Switching Frequency: Up to 4MHzOptional Active Voltage Positioning (AVP) with Internal CompensationSelectable Pulse-Skipping/Forced Continuous/Burst Mode Operation with Adjustable Burst ClampProgrammable Soft-StartInputs for Start-Up Tracking or External ReferenceDDR Memory Mode, IOUT = ±3AAvailable in a 24-Pin 3mm × 5mm QFN Thermally Enhanced Package

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

62V, 350mA Step-Down Regulator with 2.5A Quiescent Current and Integrated Diodes Features: Low Ripple Burst Mode® Operation 2.5μA IQ at 12VIN to 3.3VOUT Output Ripple < 5mVP-P Wide Input Voltage Range: 4.2V to 62V Operating Adjustable Switching Frequency: 200kHz to 2.2MHz Integrated Boost and Catch Diodes 350mA Output Current Fixed Output Voltages: 3.3V, 5V 2μA IQ at 12VIN Accurate Programmable Undervoltage Lockout FMEA Fault Tolerant (MSOP Package) Output Stays at or Below Regulation Voltage During Adjacent Pin Short or When a Pin is Left Floating Low Shutdown Current: IQ = 0.7μA Internal Sense Limits Catch Diode Current Power Good Flag Small, Thermally Enhanced 16-Pin MSOP and (3mm × 3mm) DFN Packages

High Power Synchronous DC/DC Controller Features: High Voltage: Operation Up to 60V High Current: Dual N-Channel Synchronous Drive Handles Up to 10,000pF Gate Capacitance Programmable Average Load Current Limiting 5V Reference Output with 10mA External Loading Capability Programmable Fixed Frequency Synchronizable Current Mode Operation Up to 150kHz Undervoltage Lockout with Hysteresis Programmable Start Inhibit for Power Supply Sequencing and Protection Adaptive Nonoverlapping Gate Drive Prevents Shoot-Through

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