Low IQ, Dual 2-Phase Synchronous Step-Down Controller Features: Low Operating IQ: 170μA (One Channel On) Wide Output Voltage Range: 0.8V ≤ VOUT ≤ 24V Wide VIN Range: 4V to 38V RSENSE or DCR Current Sensing Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise OPTI-LOOP® Compensation Minimizes COUT Phase-Lockable Frequency (75kHz-850kHz) Programmable Fixed Frequency (50kHz-900kHz) Selectable Continuous, Pulse-Skipping or Burst Mode® Operation at Light Loads Very Low Dropout Operation: 99% Duty Cycle Adjustable Output Voltage Soft-Start Power Good Output Voltage Monitor Output Overvoltage Protection Output Latch-Off Protection During Short Circuit Low Shutdown IQ: 8μA Internal LDO Powers Gate Drive from VIN or EXTVCC No Current Foldback During Start-Up Small 5mm × 5mm QFN Package

Ultralow Power Boost Converter with Output Disconnect Features: Ultralow Quiescent Current 8.5μA in Active Mode 0μA in Shutdown Mode Comparator Built into SHDN pin Low Noise Control Scheme Adjustable FB reference voltage Wide Input Range: 2.5V to 16V Wide Output Range: Up to 40V Integrated Power NPN Switch 25mA Current Limit (LT8410) 8mA Current Limit (LT8410-1) Integrated Schottky Diode Integrated Output Disconnect High Value (12.4M/0.4M) Feedback Resistors Integrated Built in Soft-Start (Optional Capacitor from VREF to GND) Overvoltage Protection for CAP and VOUT pins Tiny 8-Pin 2mm × 2mm DFN package

1.2A, Step-Down Switching Regulator in 3mm 3mm DFN Features: Wide Input Range: 3.6V to 36V Operating, 40V Maximum Up to 1.2A Output Current Resistor-Programmable Fixed-Frequency Operation from 200kHz to 3MHz Output Adjustable Down to 780mV Short-Circuit Robust Uses Tiny Capacitors and Inductors Soft-Start Low Shutdown Current: <2µA Low VCESAT Switch: 350mV at 1A Thermally Enhanced, Low Profile 3mm x 3mm DFN-8 and MSOP-8 Packages

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators Features: Wide Input Voltage Range: 3V to 60V Low Quiescent Current: 6mA Internal 5A Switch (2.5A for LT1171, 1.25A for LT1172) Shutdown Mode Draws Only 50μA Supply Current Very Few External Parts Required Self-Protected Against Overloads Operates in Nearly All Switching Topologies Flyback-Regulated Mode Has Fully Floating Outputs Comes in Standard 5-Pin Packages LT1172 Available in 8-Pin MiniDIP and Surface Mount Packages Can Be Externally Synchronized

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