Manufacturer Part Number
LM3658SD-B
Manufacturer
Texas Instruments
Introduction
The LM3658SD-B is a dedicated lithium-ion/polymer battery charger from Texas Instruments, designed for efficient charging of single-cell lithium batteries.
Product Features and Performance
Supports lithium ion/polymer batteries
Constant programmable charging current
Maximum charge current of 1A
Battery pack voltage of 4.2V
Supply voltage up to 6V
USB interface for connectivity
Operating temperature range from -40°C to 85°C
Surface mount design with a 10-WFDFN exposed pad
Product Advantages
Designed specifically for high-efficiency single-cell charging
Compact 10-WSON (3x3) package saves space
Integrated over current and over temperature fault protection enhances safety
Key Technical Parameters
Battery Chemistry: Lithium Ion/Polymer
Number of Cells: 1
Charge Current - Max: 1A
Battery Pack Voltage: 4.2V
Voltage - Supply (Max): 6V
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Over current protection
Over temperature protection
Compatibility
Compatible with single-cell lithium ion or polymer batteries
Application Areas
Portable consumer electronics
Mobile devices
Small-scale battery-powered devices
Product Lifecycle
The product is marked as obsolete
Consider seeking replacements or upgrades
Several Key Reasons to Choose This Product
Optimal for small-form-factor applications
Enhanced safety with built-in protection features
Support for USB interface enables easy integration with existing designs
High maximum operating temperature range allows use in diverse environments