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首页 > Products > Battery Charging Chip > USB Interface Circuit > Qc2.0 Protocol USB Fast Charging Interface IC >Cxlb74220 Interface Controller IC Based on Quick Charge 2.0(QC 2.0) Fast Charging Protocol Can Automatically Identify the Type of Charging Device and Shake Hands with the Device through the Charging Protocol to Obtain the Safe Maximum Power Allowed by the
Cxlb74220 Interface Controller IC Based on Quick Charge 2.0(QC 2.0) Fast Charging Protocol Can Automatically Identify the Type of Charging Device and Shake Hands with the Device through the Charging Protocol to Obtain the Safe Maximum Power Allowed by the

CXLB74221 is an interface controller IC based on Quick Charge 2.0(QC 2.0) fast charging protocol, which can automatically identify the type of charging device and shake hands with the device through the charging protocol, it can obtain the maximum safe power allowed by the equipment and save the charging time on the premise of protecting the charging equipment. Support Quick Charge 2.0 fast charging function and BC1.2 protocol mobile power supply, portable battery charger, car charger, etc.

Cxlb74220 Interface Controller IC Based on Quick Charge 2.0(QC 2.0) Fast Charging Protocol Can Automatically Identify the Type of Charging Device and Shake Hands with the Device through the Charging Protocol to Obtain the Safe Maximum Power Allowed by the
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  1. 1.Product Overview       2.Product Features     sqQ嘉泰姆

  2. 3.Application Scope 4.Download Technical specifications(PDF document)sqQ嘉泰姆

  3. 5.Product packaging 6.Circuit Schematic diagram  sqQ嘉泰姆
    7.Related productssqQ嘉泰姆

Product Overview

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CXLB74221 is an interface controller IC based on Quick Charge 2.0(QC 2.0) fast charging protocol, which can automatically identify the type of charging device and shake hands with the device through the charging protocol, it can obtain the maximum safe power allowed by the equipment and save the charging time on the premise of protecting the charging equipment. Support Quick Charge 2.0 fast charging function and BC1.2 protocol mobile power supply, portable battery charger, car charger, etc. CXLB74221 is encapsulated in the form of SOP8 and SOT23-6.

   Product FeaturesReturn to TOPsqQ嘉泰姆

⚫Fully compatible with QC2.0 fast charging protocol specifications: Class A: 5V, 9V and 12V output voltagesqQ嘉泰姆
⚫Supports USB DCP D shorting to D-line in accordance with USB Battery Charging specifications, Revision 1.2 (BC1.2)sqQ嘉泰姆
⚫In accordance with the China Telecom standard YD/T 1591_2009 short circuit mode, short circuit mode is supported.sqQ嘉泰姆
⚫Supports 5V charging mode for APPLE and SAMSUNG devicessqQ嘉泰姆
⚫The standby power consumption is lower than 1MW at a low 5V output voltage.sqQ嘉泰姆
⚫Reliable protection function short circuit between pins open circuit protection and circuit fault protectionsqQ嘉泰姆
⚫SOP-8L,SOT23-6L packagesqQ嘉泰姆

   Application ScopeReturn to TOPsqQ嘉泰姆

⚫Car USB power supply chargersqQ嘉泰姆
⚫AC/DC adapter with USB portsqQ嘉泰姆
⚫Other USB chargersqQ嘉泰姆

   Technical Specification (product PDF)Return to TOP sqQ嘉泰姆

For detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!sqQ嘉泰姆

      QQ截图20160419174301.jpgsqQ嘉泰姆

   Product packaging diagramReturn to TOPsqQ嘉泰姆

  sqQ嘉泰姆

   Circuit Schematic diagramReturn to TOPsqQ嘉泰姆

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BeltQC2.0Interface high pressureDC-DCBuckIC
Model Input withstand voltage Output Current Output voltage Feedback voltage Working frequency Efficiency Static work Current Standby current Encapsulation Description
CXLB74219 36V 3A 3A/5V 1.7A/9V 　 150kHz 93% 5mA 1uA SOP-8 SupportQC2.0Fast charging protocol,SupportA/ BClass interface/CompatibleUSBChargingBC1.2Specification/The output voltage can automatically identify the load5V/3AAnd9V/1.7AOutput/BeltCC/CVMode/Built-in programmable line loss compensation/Built-in output overvoltage, input undervoltage, overtemperature, overcurrent, and output short circuit protection/With soft start/SuitableQC2.0Fast Charge car charger applications
BeltQC2.0InterfaceDC-DCBoostIC
Model Operating voltage range Output voltage Output voltage form Output voltage accuracy Working mode Efficiency Static current Working frequency Encapsulation Description
CXLB74220 2.8V-5.5V 5V/9V Adjustable output ± 2% PWM 90% 2mA 1MHz SOP8 BeltQC2.0Interface function(IncludeUSBIntelligent Identification interface function)/The output voltage can automatically identify the load5V/2AAnd9V/1.5AOutput/With adjustable current limiting protection:2.4A/5VOr1.8A/9V/With over-temperature protection/SuitableQC2.0Fast Charge mobile power application
QC2.0Quick Charge interfaceIC
Model Operating voltage Work current Output voltage Output voltage Operating temperature range Encapsulation Description
CXLB74221 4.0-6.0V 120uA 5V 5V/9V/12V/20V -40-85 ℃ SOP-8 SupportUSBCharging Interface intelligent recognition: AppleDivider3/2.4AAndBC1.2 (Including China Telecom standards)/1.0AAnd SamsungPAD 1.2VMode/2.1A USBCharging protocol/4KV ESDProtection/Output5VThe power consumption is as low1MW
QC3.0Quick Charge interfaceIC
Model Operating voltage Work current Output voltage Output voltage Operating temperature range Encapsulation Description
CXLB74222 3.0-6.5V 200uA 5V 0.385V -40-85 ℃ SOP-8 SupportQC3.0AgreementA/ BClass Specification/SupportUSBCharging SpecificationBC1.2DCP/With adaptive output overvoltage protection, secondary side overheating protection, output soft short circuit protection, remote shutdown protection/Optional hysteresis or latch shutdown mode/The output voltage is5VWhen the power consumption is less1MW
CXLB74223 4.0-5.0V 　 5V 0.325V -40-85 ℃ SOP-8 SupportQC3.0AgreementAClass Specification/SupportUSBCharging SpecificationBC1.2 DCPAndApple DCP/Output overvoltage protection and over-temperature protection with adapter
CXLB74224 3.1-7.2V 220uA 5V 1v -40-85 ℃ SOP-8 SupportQC3.0AgreementA/ BClass Specification/SupportUSBCharging Interface intelligent recognition: Support AppleDivider2/2AAndDivider3/2.4AAndBC1.2 (Including China Telecom standards)/1.0AAnd SamsungPAD 1.2VMode/2.1A USBCharging protocol/4KV ESDProtection/Output5VThe power consumption is as low1MW

◀ Previous:Pulse width modulation step-down power management integrated circuit CXLB74219 QC 2.0 fast charging protocol, with built-in output constant current and constant voltage function, and non-synchronous rectification technology, the conversion efficiency can

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