Datasheet > USB3751A-1

USB3751A-1

更新时间： 2024-11-26 14:53:07

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-1 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-1相关器件

型号	品牌	获取价格	描述	数据表
USB3751A-1-A4-TR	SMSC	获取价格	Battery Charge Controller
USB3751A-2	MICROCHIP	获取价格	Microchip's USB375x family of Hi-Speed USB switches were specifically designed to enable a
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

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