مدار مجتمع (آی سی) آی‌سی مدیریت توان (پی‌ام‌آی‌سی) مدیریت باتری (بی‌ام‌اس)

Product Attributes

Introduction

A fully integrated power management IC for Bluetooth charging cases, integrating lithium battery charging management, synchronous boost converter, battery fuel gauge, and protection functions. The proprietary boost control circuit topology provides seamless compatibility with PCB trace inductors, significantly reducing solution size and cost. Available in two charging current versions: 180mA and 400mA. Maximum discharge current: 600mA.

Features

• Proprietary control circuit, optimized for PCB trace inductors
• Standby current: 7uA
• Charging current: 180mA/400mA selectable
• Maximum discharge current: 600mA
• Output overvoltage, short-circuit, and overcurrent protection
• Auto-detection of earbuds in case, auto-shutdown under light load
• Boost efficiency up to 91%
• SOT23-6 package

Applications

• Bluetooth earphone charging case
• Power bank
• Charging and boost output applications