High Efficiency, Multi-Chemistry Battery Charger Features: General Purpose Battery Charger Controller Efficient 550kHz Synchronous Buck PWM Topology ±0.5% Output Float Voltage Accuracy Programmable Charge Current: 4% Accuracy Programmable AC Adapter Current Limit: 3% Accuracy No Audible Noise with Ceramic Capacitors Wide Input Voltage Range: 6V to 28V Wide Output Voltage Range: 2V to 28V Indicator Outputs for AC Adapter Present, Charging, C/10 Current Detection and Input Current Limiting Analog Charge Current Monitor Micropower Shutdown Thermally Enhanced 20-Pin 4mm × 4mm × 0.75mm QFN Package

High Efficiency Standalone Nickel Battery Charger Features: Complete NiMH/NiCd Charger for 1 to 16 Cells No Microcontroller or Firmware Required 550kHz Synchronous PWM Current Source Controller No Audible Noise with Ceramic Capacitors PowerPath™ Control Support Programmable Charge Current: 5% Accuracy Wide Input Voltage Range: 4.5V to 34V Automatic Trickle Precharge –ΔV Fast Charge Termination Optional ΔT/Δt Fast Charge Termination Automatic NiMH Top-Off Charge Programmable Timer Automatic Recharge Multiple Status Outputs Micropower Shutdown 20-Lead Thermally Enhanced TSSOP Package

High Efficiency, Multi-Chemistry Battery Charger with PowerPath Control Features: General Purpose Battery Charger Controller Efficient 550kHz Synchronous Buck PWM Topology ±0.5% Output Float Voltage Accuracy Programmable Charge Current: 4% Accuracy Programmable AC Adapter Current Limit: 3% Accuracy No Audible Noise with Ceramic Capacitors INFET Low Loss Ideal Diode PowerPath™ Control Wide Input Voltage Range: 6V to 28V Wide Output Voltage Range: 2V to 28V Indicator Outputs for AC Adapter Present, Charging, C/10 Current Detection and Input Current Limiting Analog Charge Current Monitor Micropower Shutdown 20-Pin 4mm × 4mm × 0.75mm QFN Package

Battery Gas Gauge with I2C Interface Features: Indicates Accumulated Battery Charge and Discharge High Accuracy Analog Integration High Side Sense 1% Charge Accuracy ±50mV Sense Voltage Range SMBus/I2C Interface Configurable Alert Output/Charge Complete Input 2.7V to 5.5V Operating Range Quiescent Current Less Than 100µA Small 6-Pin 2mm × 3mm DFN and 8-Lead MSOP Packages

Battery Gas Gauge with I2C Interface Features: Indicates Accumulated Battery Charge and Discharge High Accuracy Analog Integration High Side Sense 1% Charge Accuracy ±50mV Sense Voltage Range SMBus/I2C Interface Configurable Alert Output/Charge Complete Input 2.7V to 5.5V Operating Range Quiescent Current Less Than 100µA Small 6-Pin 2mm × 3mm DFN and 8-Lead MSOP Packages

Battery Gas Gauge with Temperature, Voltage Measurement Features: Indicates Accumulated Battery Charge and Discharge High Accuracy Analog Integration ADC Measures Battery Voltage and Temperature Integrated Temperature Sensor High Side Sense 1% Voltage and Charge Accuracy ±50mV Sense Voltage Range SMBus/I2C Interface Configurable Alert Output/Charge Complete Input 2.7V to 5.5V Operating Range Quiescent Current Less than 100μA Small 6-Pin 2mm × 3mm DFN package

60V Battery Gas Gauge with Temperature, Voltage and Current Measurement Features: Measures Accumulated Battery Charge and Discharge 3.6V to 60V Operating Range for Multiple Cells 14-Bit ADC Measures Voltage, Current and Temperature 1% Voltage, Current and Charge Accuracy ±50mV Sense Voltage Range High Side Sense I2C Interface/SMBus Interface General Purpose Measurements for Any Battery Chemistry and Capacity Configurable Alert Output/Charge Complete Input Quiescent Current Less Than 150μA Small 8-Lead 3mm × 3mm DFN Package

Current, Voltage, and Charge Monitor forHigh Voltage Battery Packs Features: Measures Battery Stack Voltage, Current and Power Indicates Accumulated Battery Charge and Energy 20-Bit Current Measurement with <1μV Offset Built-In Isolated isoSPI™ or SPI Interface LTC68xx/ADBMS68xx Compatible, Supports Synchronous Measurements with Cell Monitors Up to 12 Buffered Voltage Measurement Inputs Up to 5 GPIOs, Configurable to Drive Ground, Supply or Toggling at 400kHz High or Low Side Current Sense 0.3% Current and Voltage Accuracy 1% Energy and Charge Accuracy True Average ADCs I2C EEPROM Interface to Store Board Calibration Factors Threshold Registers for all Measured Quantities Engineered for ISO26262 Compliant Systems Open Wire Detection on Input Pins Available in 48-Lead LQFP Package AEC-Q100 Qualified for Automotive Applications

Ultra-Low Power Battery Gas Gauge Features: Operating Supply Current <1.0μA Supply Voltage from 1.8V to 60V 0V to 60V Sense Voltage for Low-Side or High-Side Sensing Fast 16-bit ADC Measures Voltage, Current and Temperature 1% Voltage, Current and Charge Accuracy No Crystal or other Time Reference Required Programmable Deadband Prevents Charge Drift Includes Battery Voltage Watchdog Includes Precision Temperature Sensor Programmable Alerts and Min/Max Tracking Registers Auxiliary ADC Input for Sensor Readout I2C/SMBus Interface Available in Small 10-Lead 3mm × 2mm DFN Package

USB Power Manager in ThinSOT Features: Manages Total Power Between a USB Peripheral and Battery Charger Minimal Voltage Drop (100mV at 500mA) Ultralow Battery Drain: 1µA Reverse Current Blocking Diode not Required Undervoltage Lockout Very Few External Components Compatible with Several LTC Linear Battery Chargers Overtemperature Protected Dual Battery Charge Priority Management Low Profile (1mm) SOT-23 Package