Datasheet > CW3047

CW3047

更新时间： 2023-12-06 20:02:36

品牌	Logo	应用领域
赛微 - CELLWISE		/
页数	文件大小	规格书
2页	219K
描述
识别限流芯片

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数据手册

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CW3047 数据手册

www.cellwise-semi.com

CW3047-DS V1.6

CW3047

USB Charging Controller with Current Limitation

Features

General Description



D+/D- DCP Mode per USB Battery Charging

Specification 1.2

The CW3047 is the USB charging controller IC

integrated output current limitation function.

D+/D- Short Mode per Telecommunication

Industry Standard YD/T1591-2009 (Chinese)

Supports non-BC1.2 Charging Modes by

Automatic Selection

CW3047 is fully compatible with BC1.2 and other

non-BC1.2 standards like YD/T1591-2009, Apple

charging specification (for iPad & iPhones) and

specs from Samsung Galaxy family.

• D+/D- Option for Apple Device

• D+/D- Option for Samsung Device

Integrated High Side NMOS Switch

Ultra Low R_DSON



The IC is used to facilitate charging procedure

when most of the mainstream handheld devices

are detected.

• 21m @ eMSOP package

• 18m @ DFN package

An ultra-low R_DSONpower-distribution switch is

integrated to provide protection from port in-rush

current or short-circuit.

• 16m @ SOT package

Operating Voltage Range: 4.5V to 5.5V

2.7A Current Limit



Power Consumption

The CW3047 is suitable for all the charger

products using USB interface like power bank,

wall adapter, multi-port USB adapter. The IC is

provided with enhanced ESD protection up to

+/-8kV with application on D+/D- Pins.

• 10A When Device is Disabled

• 380A When Device is Enabled

8kV HBM ESD Rating on D+/D- Pins

Lead (Pb)-Free, Halogen-Free, eMSOP10,

DFN2.5*2.5-10 and SOT23-8 Package

UL Approved, Certificate Number:

20180208-E485783



Applications



Wall Charging Adapters

Power bank

USB Ports (Hosts and Hubs)

Other USB charging devices

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