Manufacturer Part Number
LTC4002EDD-4.2#PBF
Manufacturer
Analog Devices
Introduction
High-efficiency, stand-alone battery charger for single-cell lithium-ion batteries
Product Features and Performance
Single-cell Li-Ion battery charge management
Constant-current / constant-voltage operation
Programmable charge timer for safety
Up to 22V input supply voltage range
Can operate at ambient temperatures from -40°C to 85°C
Surface mount 10-WFDFN exposed pad package for efficient heat dissipation
Product Advantages
High integration for simplified design
Flexible programming of charge parameters
Supports a wide range of input voltages
Thermal regulation maximizes charge rate without risk of overheating
Key Technical Parameters
Battery Chemistry: Lithium Ion
Number of Cells: 1
Current - Charging: Constant - Programmable
Battery Pack Voltage: 4.2V
Voltage - Supply (Max): 22V
Operating Temperature Range: -40°C ~ 85°C
Mounting Type: Surface Mount
Package / Case: 10-WFDFN Exposed Pad
Supplier Device Package: 10-DFN (3x3)
Quality and Safety Features
Over-temperature protection
Programmable charge timer to prevent overcharging
Compatibility
Designed to charge single-cell Lithium-Ion batteries
Application Areas
Portable electronic devices
Battery-powered equipment
Handheld medical devices
Wearable technology
Product Lifecycle
Active status
Not reported as nearing discontinuation
Potential availability of replacements or upgrades may exist within Analog Devices' portfolio
Several Key Reasons to Choose This Product
High-efficiency charging extends battery life and reduces energy consumption
Integration reduces external component count, saving space and cost
Wide input voltage range allows flexible power sourcing
Programmable features offer customization for specific applications
Robust thermal and safety features ensure reliable operation under diverse conditions