5A and 2.5A High Efficiency Switching Regulators Features: The H (Metal Can), J (Ceramic), and K (Metal Can) Packages Are Now Obsolete Wide Input Voltage Range: 3V to 60V Low Quiescent Current: 6mA Internal 5A Switch (2.5A for LT1071) Very Few External Parts Required Self-Protected Against Overloads Operates in Nearly All Switching Topologies Shutdown Mode Draws Only 50µA Supply Current Flyback Regulated Mode has Fully Floating Outputs Comes in Standard 5-Pin TO-220 Packages Can be Externally Synchronized (Consult Factory)

36V, 1.5A Buck-Boost Module Regulator Features: Complete Buck-Boost Switch Mode Power Supply Wide Input Voltage Range: 3V to 36V Wide Output Voltage Range: 1V to 36V 12V/0.8A Output at 6VIN 12V/1.5A Output at 12VIN 12V/1.5A Output at 36VIN Integrated Three-Terminal Capacitors and Spread Spectrum for Excellent EMI Performance Compliant with CISPR25 Class 5 Limits (Refer to Figure 25 in the data sheet) 300kHz to 2MHz Fixed Switching Frequency with External Frequency Synchronization Adjustable Output Current Limit Output Current Monitoring RoHS Compliant Package 6.25mm × 6.25mm × 2.22mm BGA Package

100MHz to 70GHz Linear-in-dB RMS Power Detector with 35dB Dynamic Range Features: Ultra Wide Matched Input Frequency Range: 100MHz to 70GHz 35dB Linear Dynamic Range (< ±1dB Error) 28.5mV/dB Logarithmic Slope ±2dB Flat Response from 100MHz to 60GHz Accurate RMS Power Measurement of High Crest Factors (Up to 12dB) Modulated Waveforms Low Power Shutdown Mode Low Supply Current: 33mA at 3.3V (Typical) Small 2mm × 2mm Plastic DFN8 Package I-Grade: −40°C to 105°C Rated H-Grade: −40°C to 125°C Rated with Guaranteed Log-Slope and Log-Intercept ESD Rating: 2500V HBM, 1500V CDM

USB Compatible Lithium-Ion Battery Charger with Thermal Regulation Features: Charges Single-Cell Li-Ion Batteries Directly from USB Port Thermal Regulation Maximizes Charging Rate without Risk of Overheating* Programmable Charge Current with ±7% Accuracy Low Dropout Operation No External MOSFET, Sense Resistor or Blocking Diode Required Programmable Charge Termination Timer Preset Charge Voltage with ±1% Accuracy C/10 Charge Current Detection Output AC Present Logic Output 25µA Supply Current in Shutdown Mode Automatic Recharge Tiny Thermally Enhanced 10-Pin MSOP Package Charge Current Monitor Useful for Gas Gauging* Thermistor Input for Temperature Qualified Charging

Photoflash Capacitor Chargers in ThinSOT Features: Highly Integrated IC Reduces Solution Size Uses Small Transformers: 5.8mm × 5.8mm × 3mm Fast Photoflash Charge Times: 4.6s for LT3468 (0V to 320V, 100µF, VIN = 3.6V) 5.7s for LT3468-2 (0V to 320V, 100µF, VIN = 3.6V) 5.5s for LT3468-1 (0V to 320V, 50µF, VIN = 3.6V) Controlled Input Current: 500mA (LT3468) 375mA (LT3468-2) 225mA (LT3468-1) Supports Operation from Single Li-Ion Cell, or Any Supply from 2.5V up to 16V Adjustable Output Voltage No Output Voltage Divider Needed Charges Any Size Photoflash Capacitor Low Profile (<1mm) SOT-23 Package

300mA VLDO Linear Regulator with Charge Pump Bias Generator Features: Wide Input Voltage Range: 1.7V to 5.5V Wide Adjustable Output Voltage Range: 0.4V to 3.6V Built-In Charge Pump Generates High Side Bias Very Low Dropout: 45mV at 300mA ± 2% Voltage Accuracy Over Temperature, Supply, Load Fast Transient Recovery Low Operating Current: IIN = 100μA Typ Low Shutdown Current: IIN = 1μA Typ Stable with Ceramic Capacitor Down to 1μF Output Current Limit Thermal Overload Protected Reverse Output Current Protected Available in 8-Lead (3mm × 2mm) DFN Package

Micropower Synchronous Buck-Boost DC/DC Converter Features: Single Inductor Regulated Output with Input Voltages Above, Below or Equal to the Output Wide VIN Range: 2.4V to 5.5V VOUT Range: 2.4V to 5.25V Up to 500mA Peak Output Current Synchronous Rectification: Up to 95% Efficiency Manual or Programmable Automatic Burst Mode® Operation Output Disconnect in Shutdown Programmable Oscillator: 300kHz to 2MHz Pin Compatible with LTC3440 Small Thermally Enhanced 10-Lead (3mm × 3mm) DFN and 10-Lead MSOP Packages

Dual-Input Power Manager/3.5A LiFePO4 Battery Charger with I2C Control and USB OTG Features:High Efficiency Charger Capable of 3.5A Charge CurrentCharge Control Algorithm Specifically Designed for LiFePO4 Batteries (Lithium Iron Phosphate)Monolithic Switching Regulator Makes Optimal Use of Limited Power and Thermal BudgetDual Input Overvoltage Protection ControllerPriority Multiplexing for Multiple InputsI2C/SMBus Control and Status FeedbackNTC Thermistor ADC for Temperature Dependent Charge Algorithms (JEITA)Instant-On Operation with Low BatteryBattery Ideal Diode Controller for Power ManagementUSB On-The-Go Power Delivery to the USB PortFour Float Voltage Settings (3.45V, 3.55V, 3.6V, 3.8V)28-Lead 4mm × 5mm QFN Package

40VIN, Dual 3.5A or Single 7A Silent Switcher Module Regulator Features: Two Complete Step-Down Switching Power Supplies Low Noise Silent Switcher® Architecture CISPR22 Class B Compliant Wide Input Voltage Range: 3V to 40V Wide Output Voltage Range: 0.8V to 8V 3.5A Continuous Output Current Per Channel at 12VIN, 3.3VOUT, TA = 80°C Multiphase Parallel Operation to Increase Current Selectable Switching Frequency: 200kHz to 3MHz Compact Package (9mm × 11.25mm × 3.32mm) Surface Mount BGA

20A DC/DC Module (Power Module) Step-Down Regulator Features: Complete 20A Switch Mode Power Supply 4.5V to 20V Input Voltage Range 0.6V to 5.5V Output Voltage Range ±1.5% Total DC Output Voltage Error (–40°C to 125°C) Differential Remote Sense Amplifier for Precision Regulation for (VOUT ≤ 3.3V) Current Mode Control/Fast Transient Response Parallel Current Sharing (Up to 80A) Frequency Synchronization Selectable Pulse-Skipping or Burst Mode® Operation Soft-Start/Voltage Tracking Up to 88% Efficiency (12VIN, 1.8VOUT) Overcurrent Foldback Protection Output Overvoltage Protection Internal Temperature Monitor Overtemperature Protection 15mm × 15mm × 4.32mm LGA and 15mm × 15mm × 4.92mm BGA Packages SnPb (BGA) or RoHS Compliant (LGA and BGA) Finish