Description

The MCP73833/4 is a highly advanced linear charge management controller for use in space-limited, cost sensitive applications. The MCP73833/4 is available in a 10-Lead, 3 mm x 3 mm DFN package or a 10-Lead, MSOP package. Along with its small physical size, the low number of external components required makes the MCP73833/4 ideally suited for portable applications. For applications charging from a USB port, the MCP73833/4 can adhere to all the specifications governing the USB power bus.

Features

• Complete Linear Charge Management Controller

- Integrated Pass Transistor

- Integrated Current Sense

- Integrated Reverse Discharge Protection

• Constant Current / Constant Voltage Operation with Thermal Regulation

• High Accuracy Preset Voltage Regulation:

- 4.2V, 4.35V, 4.4V, or 4.5V, +0.75

• Programmable Charge Current: 1A Maximum

• Preconditioning of Deeply Depleted Cells

- Selectable Current Ratio

- Selectable Voltage Threshold

• Automatic End-of-Charge Control

- Selectable Current Threshold

- Selectable Safety Time Period

• Automatic Recharge

- Selectable Voltage Threshold

• Two Charge Status Outputs

• Cell Temperature Monitor

• Low-Dropout Linear Regulator Mode

• Automatic Power-Down when Input Power Removed

• Under Voltage Lockout

• Numerous Selectable Options Available for a Variety of Applications:

- Refer to Section 1.0 “Electrical Characteristics”for Selectable Options

- Refer to the Product Identification System for Standard Options

• Available Packages:

- DFN-10 (3 mm x 3 mm)

- MSOP-10

Applications

• Lithium-Ion / Lithium-Polymer Battery Chargers

• Personal Data Assistants

• Cellular Telephones

• Digital Cameras

• MP3 Players

• Bluetooth Headsets

• USB Chargers

MCP73834-CNI/MF属于集成电路（IC） > 电池充电器。微芯科技股份有限公司制造生产的MCP73834-CNI/MF电池充电器电池充电器 PMIC（电源管理集成电路）是元器件级产品系列，用于在电子设备中实现电池充电控制和充电管理功能。这些器件主要根据电池化学及其设计用于的电池数量来分类，可提供电化学电池和超级电容器安全充电所必需的电流或电压调节和监视功能。