LTC4085EDE-1#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4085EDE-1#PBF

Manufacturer

Analog Devices

Introduction

Integrated USB-compatible lithium-ion battery charger and PowerPath controller

Product Features and Performance

Complete charge management for single-cell lithium-ion batteries

PowerPath control for seamless transition between input power and battery

High charging current up to 1.5A

Designed for USB-powered applications

Compatible with high voltage up to 5.5V

Wide operating temperature range from -40°C to 85°C

Automatic load prioritization between system load and battery charge

No external MOSFET, sense resistor, or blocking diode required

Product Advantages

High integration simplifies design and reduces BOM

Supports USB On-The-Go (OTG) application by supplying 5V from the battery

Thermal regulation maximizes charge rate without risk of overheating

Key Technical Parameters

Battery Chemistry: Lithium-Ion

Number of Cells: 1

Constant Charge Current: Programmable

Maximum Charge Current: 1.5A

Battery Pack Voltage: 4.1V

Voltage Supply (Max): 5.5V

Interface: USB

Charge Current Max: 1.5A

Quality and Safety Features

Thermal feedback regulates charge current to limit the die temperature during high power operation or high ambient conditions

Compatibility

Suitable for devices requiring single-cell Li-Ion battery charging via USB interface

Application Areas

Portable electronics

Handheld devices

Power Banks

USB-powered gadgets

Product Lifecycle

Active status

Long-term availability may vary, consult manufacturer for updates or potential EOL notifications

Several Key Reasons to Choose This Product

Facilitates USB-compliant charging

Minimizes power dissipation

Easy to integrate into existing designs

Suitable for portable consumer electronics where efficient charging is crucial

Reliable performance assured by a renowned manufacturer, Analog Devices

The product is actively supported and not near end-of-life, providing confidence in the long-term availability for new designs