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

Dual Smart Battery System Manager Features: SMBus Charger/Selector for Two Smart Batteries* Voltage and Current Accuracy within 0.2% of Value Reported by Battery Simplifies Construction of “Smart Battery System Manager” Includes All SMBus Charger V1.1 Safety Features Supports Autonomous Operation without a Host Allows Both Batteries to Discharge Simultaneously into Single Load with Low Loss (Ideal Diode) SMBus Switching for Dual Batteries with Alarm Monitoring for Charging Battery at All Times Pin Programmable Limits for Maximum Charge Current and Voltage Improve Safety Fast Autonomous Power Path™ Switching (<10µs) Low Loss Simultaneous Charging of Two Batteries >95% Efficient Synchronous Buck Charger AC Adapter Current Limiting* Maximizes Charge Rate SMBus Accelerator Improves SMBus Timing** Available in 48-Lead TSSOP Package

Dual Smart Battery System Manager Features: SMBus Charger/Selector for Two Smart Batteries* Voltage and Current Accuracy within 0.2% of Value Reported by Battery Simplifies Construction of “Smart Battery System Manager” Includes All SMBus Charger V1.1 Safety Features Supports Autonomous Operation without a Host Allows Both Batteries to Discharge Simultaneously into Single Load with Low Loss (Ideal Diode) SMBus Switching for Dual Batteries with Alarm Monitoring for Charging Battery at All Times Pin Programmable Limits for Maximum Charge Current and Voltage Improve Safety Fast Autonomous Power Path™ Switching (<10µs) Low Loss Simultaneous Charging of Two Batteries >95% Efficient Synchronous Buck Charger AC Adapter Current Limiting* Maximizes Charge Rate SMBus Accelerator Improves SMBus Timing** Available in 48-Lead TSSOP Package

Li-Ion Battery Charger Termination Controllers Features: Built-In Termination: 3-Hour Time-Out C/10 Detection with Status Indicator Trickle Charge Preconditioning If Cell <2.7V Charging Enabled When 0°C < T < 50°C Automatic Charger Present Detection Automatic Battery Present Detection 1- or 2-Cell, 4.1V/Cell or 4.2V/Cell Options Precision Internal 0.2% Voltage Feedback Divider Compatible with LT1505/LT1510/LT1511/LT1512/LT1513/LT1769 Small Footprint/Low Profile

Li-Ion Battery Charger Termination Controllers Features: Built-In Termination: 3-Hour Time-Out C/10 Detection with Status Indicator Trickle Charge Preconditioning If Cell <2.7V Charging Enabled When 0°C < T < 50°C Automatic Charger Present Detection Automatic Battery Present Detection 1- or 2-Cell, 4.1V/Cell or 4.2V/Cell Options Precision Internal 0.2% Voltage Feedback Divider Compatible with LT1505/LT1510/LT1511/LT1512/LT1513/LT1769 Small Footprint/Low Profile

Lithium-Ion Battery Pulse Chargers with Overcurrent Protection Features: Complete Pulse Charger for 1-Cell Lithium-Ion Batteries Sense Resistor Limits Maximum Current for Safety 1% Float Voltage Accuracy End-of-Charge (C/10) Detection Output Programmable Charge Termination Timer Internal 0.35 NMOS Switch No Blocking Diode Required SEL Pin to Set Either 4.1V or 4.2V/Cell (LTC1730-4) Low-Battery Drain (1µA Max) when Input Supply Is Removed Battery Temperature Sensing and Charge Qualification Automatic Trickle Charge for Low-Battery Cell Automatic Battery Refresh

Battery Management Linear Charger

32V, 2A Module (Power Module) Li-Ion/Polymer Battery Charger Features: Wide Input Voltage Range: 4.95V to 32V (40V Absolute Maximum) Float Voltage Options: 1-Cell: 4.1V, 4.2V 2-Cell: 8.2V, 8.4V Programmable Charge Current: Up to 2A User-Selectable Charge Termination: C/10 or Onboard Termination Timer Dynamic Charge Rate Programming/Soft-Start Pin Programmable Input Current Limit Optional Reverse Input Protection NTC Resistor Temperature Monitor 0.5% Float Voltage Accuracy Bad-Battery Detection with Auto-Reset Tiny, Low Profile (9mm × 15mm × 4.32mm) Surface Mount LGA Package

Cylindrical Battery Contacts, Clips, Holders & Springs SMT AAA Battery CONTACT

Battery Management 32Vin, 14.4Vout, 2A uModule Power Tracking Battery Charger