Manufacturer Part Number
STC4054GR
Manufacturer
STMicroelectronics
Introduction
The STC4054GR is a compact, lithium-ion battery charger integrated circuit designed for single-cell charging applications.
Product Features and Performance
Integrated power MOSFET for charging control
Constant current charging mode with programmable current setting
Supports a battery pack voltage of 4.2V optimized for Lithium-Ion chemistry
Maximum charge current of 800mA
Wide supply voltage range of up to 6.5V
High-temperature operation capability from -40°C to 85°C
Small package design suitable for space-constrained applications
Product Advantages
High integration reduces external component count
Programmable charge current allows customization for various battery sizes
High reliability and long operational life at extended temperatures
Ease of design with minimal external parts enhances product design speed
Key Technical Parameters
Charge Current Max: 800mA
Battery Pack Voltage: 4.2V
Voltage Supply (Max): 6.5V
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Built-in thermal protection mechanisms
Robust design to ensure long-term reliability
Compatibility
Designed to interface with single-cell Lithium Ion battery packs
SOT-23-5 Thin, TSOT-23-5 package compatible with common surface mount processes
Application Areas
Portable electronics
Wearable devices
Wireless peripherals
Handheld devices
Product Lifecycle
Status: Active
Not reported to be nearing discontinuation at the time of knowledge cutoff
Potential for replacements or upgrades depending on future product releases
Several Key Reasons to Choose This Product
Efficient power management for extending battery life in portable devices
Customizable charging parameters to fit specific battery requirements
Suitable for a wide range of operating temperatures, ensuring performance in various environments
STMicroelectronics' reputation for quality and reliability in power management solutions
The compact form factor is ideal for design in space-constrained applications
