Datasheet > USB3751A-2

USB3751A-2

更新时间： 2024-11-26 14:53:11

品牌	Logo	应用领域
美国微芯 - MICROCHIP		/
页数	文件大小	规格书
31页	408K
描述
Microchip's USB375x family of Hi-Speed USB switches were specifically designed to enable a range o

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USB3751A-2 数据手册

USB375x

USB 2.0 Protection IC with Battery

Charger Detection

• Dead Battery Provision Support (USB375x-1

only)

Features

• VBUS Over-Voltage Protection

- Allows 100 mA trickle charging from VBUS

when attached to a Standard Downstream

Port (SDP) while not enumerated

- Protects internal circuits from VBUS up to 9V

- Over-Voltage/Under-Voltage Lockout opens

VBUS switch

- Interrupt to indicate Over-Voltage/Under-Volt-

age Lockout

- Built-in 100mA current limiting option

• Microchip RapidCharge Anywhere™ Provides:

- 3-times the charging current through a USB

port over traditional solutions

- USB-IF Battery Charging 1.2 compliance to

any portable device

- Charging current up to 1.5Amps via compati-

ble USB host or dedicated charger

- Dedicated Charging Port (DCP), Charging

(CDP) & Standard (SDP) Downstream Port

support

- Integrated Low R_DSONFET

• USB Port ESD Protection (DP/DM/VBUS)

- ±15kV (air discharge)

- ±15kV (contact discharge)

- IEC 61000-4-2 level 4 ESD protection without

external devices

• High Speed USB Mux for multiplexing the USB

lanes between different functions (USB3750 only)

• flexPWR^®Technology

- Switch the USB connector between two dif-

ferent functions

- High bandwidth USB switch passes HS USB

signals

- Extremely low current design ideal for battery

powered applications

- Maximizes power delivered to the system

• Provides USB Battery Charger Detection for:

• Industrial Operating Temperature -40°C to +85°C

- USB-IF Battery Charging compliant Dedi-

cated Charging Ports (DCP)

- USB-IF Battery Charging compliant Charging

Downstream Port (CDP)

• 16-Pin QFN RoHS compliant package; (3.0 mm x

3.0 mm x 0.9 mm height

- Standard Downstream Port (SDP); i.e. USB

host or downstream hub port

- Dedicated SE1 type chargers

USB375x Block Diagram

HS Switch is USB3750 feature only

VBUS

USB 2.0 PHY,

Processor, or

Accessory

DP_2

DM_2

HS USB

Switch

DP_1

DM_1

USB 2.0 PHY,

Processor, or

Accessory

VBUS

Over-Voltage/Under-Voltage

Protection and Current

Limiting

Battery

Charger/

PMU

VOUT

VBUS

GND

SCL

Charger

Detection

I²C

Interface

SDA

Processor

INT_B

 2011 - 2014 Microchip Technology Inc.

DS00001824A-page 1

12 3 4 5 6 7...31

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与USB3751A-2相关器件

型号	品牌	获取价格	描述	数据表
USB375X	MICROCHIP	获取价格	USB 2.0 Protection IC with Battery Charger Detection
USB3803	MICROCHIP	获取价格	As mobile devices continue to add more features and the complexity of connectivity increas
USB3803C-1-GL-TR	MICROCHIP	获取价格	SPECIALTY CONSUMER CIRCUIT
USB3803CI-1-GL	MICROCHIP	获取价格	SPECIALTY CONSUMER CIRCUIT
USB3803CI-1-GL-TR	MICROCHIP	获取价格	SPECIALTY CONSUMER CIRCUIT
USB3813	SMSC	获取价格	USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
USB3813	MICROCHIP	获取价格	The Microchip USB3813 is a low-power, OEM configurable, MTT (Multi-Transaction Translator)
USB3813-1080XY	SMSC	获取价格	USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
USB3813-1080XY-TR	SMSC	获取价格	USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
USB3813I-1080XY	SMSC	获取价格	USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications

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