30A Power/Energy Monitor with Integrated Sense Resistor Features: Measures Current, Voltage, Power, Charge, Energy ±30A Current Range with Low 9mA Offset Integrated 300µΩ Sense Resistor 0V to 15V Input Range Independent of Supply Voltage Instantaneous Multiplication of Voltage and Current 0.5% Voltage Accuracy 1% Current and Charge Accuracy 1.2% Power and Energy Accuracy Alerts When Thresholds Exceeded Stores Maximum and Minimum Values Shutdown Mode with IQ < 10μA I2C/SPI Compatible Interface Available in 32-Lead 4mm × 6mm QFN Package

High Voltage High Current Hot Swap Controller Features: Allows Safe Board Insertion into Live Backplane Wide Operating Voltage Range: 6.5V to 80V Drives Two Gates for High Power Applications Configurable Parallel, Staged Start or Single MOSFET Modes Adjustable Precision Current Limit: 6mV to 20mV Current Foldback Limits MOSFET Power SOA Timer Optimizes MOSFET Capability Monitors VGS and VDS for MOSFET Health 12V Gate Drive for Lower MOSFET RDS(ON) Parallelable Controllers for Very High Current Levels Available in 24-Lead Narrow SSOP and 24-Pin 4mm × 5mm QFN Packages

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

10V Micropower Synchronous Boost Converter in ThinSOT Features: Small Solution Size >85% Efficiency over Wide Load Range Internal Synchronous Rectifier VIN Range: 1.5V to 5.5V 5V at 30mA from 3.3V Input 3.3V at 20mA from 2 AA Cell Input Programmable Output Voltages Up to 10V Burst Mode Operation Inrush Current Limiting Output Disconnect in Shutdown Ultralow Quiescent (10µA) and Shutdown (<1µA) Currents Low Prole 2mm × 2mm DFN, 2mm × 3mm DFN or SOT-23 Package

Monolithic Linear Charger for Back-Up Li-Ion Batteries Features: Preset 4V Charge Voltage with 1% Accuracy Prolongs 4.2V Li-Ion Battery Lifetime Automatic Recharge Thermal Regulation Maximizes Charging Rate without Risk of Overheating* No MOSFET, Sense Resistor or Blocking Diode Required Programmable Charge Termination Timer Thermistor Input for Temperature Qualified Charging Programmable Charge Current with 7% Accuracy C/10 Charge Current Detection Output 25µA Supply Current in Shutdown Mode Charge Current Monitor Useful for Gas Gauging* Charges Directly from USB Port Tiny Thermally Enhanced 10-pin MSOP Package

750mA Synchronous Step-Up DC/DC Converters with Reverse-Battery Protection Features: Reverse-Battery Protection for DC/DC Converter and Load High Efficiency: Up to 94% Generates 5V at 175mA from a 1.8V Input Operates from 1.8V to 5.5V Input Supply 2V to 6V Adjustable Output Voltage Inrush Current Controlled During Start-Up Output Disconnnect in Shutdown Low Noise 1.2MHz PWM Operation Tiny External Components Automatic Burst Mode® Operation (LTC3499) Continuous Switching at Light Loads (LTC3499B) Overvoltage Protection 8-Lead (3mm × 3mm × 0.75mm) DFN and MSOP Packages

500mA, 1.25MHz Synchronous Step-Up DC/DC Converter in 2mm 2mm DFN Package Features: High Efficiency: Up to 94% 3.3V at 200mA from Two Alkaline Cells 5V at 200mA from a Single Li-Ion Cell Inrush Current Limiting and Soft-Start Output Disconnect in Shutdown 1.8V to 5V VIN Range 1.8V to 5.25V VOUTRange 1.25MHz Fixed Frequency, Low Noise PWM Internal Synchronous Rectifier Logic Controlled Shutdown (<1μA) Anti-Ringing Control Minimizes EMI Tiny External Components Short-Circuit Protection Low Profile (0.75mm × 2mm × 2mm) DFN 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

Isolated No-Opto Synchronous Flyback Controller with Wide Input Supply Range Features: Senses Output Voltage Directly from Primary Side Winding—No Opto-Isolator Required Synchronous Driver for High Efficiency Input Voltage Limited Only by External Power Components Accurate Output Regulation without User Trims Switching Frequency from 50kHz to 250kHz Synchronizable Load Compensation Programmable Undervoltage Lockout Available in a Thermally Enhanced 16-Lead TSSOP Package

Low Noise Regulated Charge Pump in 2 2 DFN Features: Fixed 3.3V or 5V Outputs VIN Range: 1.8V to 4.5V (LTC3204-3.3/LTC3204B-3.3) 2.7V to 5.5V (LTC3204-5/LTC3204B-5) Output Current: Up to 150mA (LTC3204-5/LTC3204B-5) Up to 50mA (LTC3204-3.3/LTC3204B-3.3) Automatic Burst Mode® Operation with IQ = 48µA (LTC3204-3.3/LTC3204-5) Constant Frequency Operation at All Loads (LTC3204B-3.3/LTC3204B-5) Low Noise Constant Frequency (1.2MHz) Operation* Built-In Soft-Start Reduces Inrush Current Shutdown Disconnects Load from Input Shutdown Current <1µA Short-Circuit/Thermal Protection Available in Low Profile 6-Lead DFN Package