Positive High Voltage Ideal Diode-OR with Input Supply and Fuse Monitors Features: Replaces Power Schottky Diodes Controls N-Channel MOSFETs 0.3μs Turn-Off Time Limits Peak Fault Current Wide Operating Voltage Range: 9V to 80V Smooth Switchover without Oscillation No Reverse DC Current Monitors VIN, Fuse, and MOSFET Diode Available in 14-Lead (4mm × 3mm) DFN, 16-Lead MS and SO Packages

6A DC/DC Module (Power Module) with PLL, Output Tracking and Margining Features: Complete Switch Mode Power Supply Wide Input Voltage Range: 4.5V to 20V 6A DC Typical, 8A Peak Output Current 0.6V to 5V Output Voltage Output Voltage Tracking and Margining Remote Sensing for Precision Regulation (LTM4603 Only) Typical Operating Frequency: 1MHz PLL Frequency Synchronization 1.5% Regulation Current Foldback Protection (Disabled at Start-Up) Pin Compatible with the LTM4601 Pb-Free (e4) RoHS Compliant Package with Gold Finish Pads Ultrafast Transient Response Current Mode Control Up to 93% Efficiency at 5VIN, 3.3VOUT Programmable Soft-Start Output Overvoltage Protection Small Footprint, Low Profile (15mm × 15mm × 2.8mm) Surface Mount LGA Package

EN55022B Compliant 36VIN, 15VOUT, 5A, DC/DC Module (Power Module) Regulator Features: Complete Low EMI Switch Mode Power Supply EN55022 Class B Compliant Wide Input Voltage Range: 5V to 36V 3.3V to 15V Output Voltage Range 5A DC, 7A Peak Output Current Low Input and Output Referred Noise Output Voltage Tracking and Margining Power Good Tracks with Margining PLL Frequency Synchronization ±1.5% Set Point Accuracy Current Foldback Protection (Disabled at Start-Up) Parallel/Current Sharing Ultrafast Transient Response Current Mode Control Programmable Soft-Start Output Overvoltage Protection –55°C to 125°C Operating Temperature Range (LTM4612MPV) Small Surface Mount Footprint, Low Profile (15mm × 15mm × 2.8mm) LGA Package

Single Switch Synchronous Forward Controller Features: Synchronous Rectifier Control for High Efficiency Programmable Volt-Second Clamp Output Power Levels from 25W to 500W Low Current Start-Up (LT1952: 460µA; VIN On/Off = 14.25V/8.75V) (LT1952-1: 400µA; VIN On/Off = 7.75V/6.5V) True PWM Soft-Start Low Stress Short Circuit Protection Precision 107mV Current Limit Threshold Adjustable Delay for Synchronous Timing Accurate Shutdown Threshold with Programmable Hysteresis Programmable Slope Compensation Programmable Leading Edge Blanking Programmable Frequency (100kHz to 500kHz) Synchronizable to an External Clock up to 1.5 • fOSC Internal 1.23V Reference 2.5V External Reference Current Mode Control Small 16-Pin SSOP Package

Triple Buck Regulator with 1.2A and Two 600mA Outputs and Individual Programmable References Features:Three Independent Current Mode Buck DC/DC Regulators (1.2A and 2 × 600mA)Single Pin Programmable VFB Servo Voltages from 800mV Down to 425mV (in 25mV Steps)Pull VFB High to Make Each 600mA Buck a Slave for Higher Current OperationPulse-Skipping or Burst Mode® OperationProgrammable Switching Frequency (1MHz to 3MHz) or Fixed 2.25MHzSynchronizable (1.2MHz to 3MHz)VIN Range 2.5V to 5.5VAll Regulators Internally CompensatedPGOOD Output FlagQuiescent Current <100μA (All Regulators in Burst Mode Operation)Zero Shutdown CurrentOvertemperature and Short-Circuit ProtectionTiny 3mm × 3mm, 3mm × 4mm 20-Lead QFN and Thermally Enhanced TSSOP FE-16 Packages

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

Dual-Channel Hot Swap Controller/Power Sequencer Features: Allows Safe Board Insertion and Removal from a Live Backplane Programmable Power Supply Sequencing Programmable Electronic Circuit Breaker User-Programmable Supply Voltage Power-Up and Power-Down Rate High Side Drivers for External N-Channel FETs Controls Supply Voltages from 1.2V to 12V Ensures Proper Power-Up Behavior Undervoltage Lockout Glitch Filter Protects Against Spurious RESET Signals 8- and 14-Pin SO Packages

2-Phase, Dual Output Synchronous Boost Controller Features: Synchronous Operation for Highest Efficiency and Reduced Heat Dissipation Wide Input Range: 4.5V to 38V (40V Abs Max) and Operates Down to 2.5V After Start-Up Output Voltages Up to 60V ±1% 1.2V Reference Voltage RSENSE or Inductor DCR Current Sensing 100% Duty Cycle Capability for Synchronous MOSFET Low Quiescent Current: 125μA Phase-Lockable Frequency (75kHz to 850kHz) Programmable Fixed Frequency (50kHz to 900kHz) Selectable Current Limit Adjustable Output Voltage Soft-Start Power Good Output Voltage Monitors Low Shutdown Current IQ: <8μA Internal LDO Powers Gate Drive from VBIAS or EXTVCC Thermally Enhanced Low Profile 32-Pin 5mm × 5mm QFN Package

Dual PowerPath Switch Driver Features: Power Path Management for Systems with Multiple DC Sources All N-Channel Switching to Reduce Power Losses and System Cost Switches and Isolates Sources Up to 30V Adaptive High Voltage Step-Up Regulator for N-Channel Gate Drive Capacitor Inrush and Short-Circuit Current Limited User-Programmable Timer to Limit Switch Dissipation Small Footprint: 16-Pin Narrow SSOP

400mA/800mA Synchronous Step-Down DC/DC with Average Input Current Limit Features: Programmable Average Input Current Limit: ±5% Accuracy Dual Step-Down Outputs: Up to 96% Efficiency Low Ripple (<25mVP-P) Burst Mode® Operation: IQ = 50μA Input Voltage Range: 2.5V to 5.5V Output Voltage Range: 0.6V to 5V 2.25MHz Constant-Frequency Operation Power Good Output Voltage Monitor for Each Channel Low Dropout Operation: 100% Duty Cycle Independent Internal Soft-Start for Each Channel Current Mode Operation for Excellent Line and Load Transient Response ±2% Output Voltage Accuracy Short-Circuit Protected Shutdown Current ≤ 1μA Available in Small Thermally Enhanced 10-Lead MSE and 3mm × 3mm DFN Packages