5V AC adapter 3A Li-ion battery charger 800KHz fixed frequency synchronous step-down converter charging status dual output no battery and fault status display CXLB73188

首页 > Products > Battery Charging Chip > Lithium Charging Chip > Single Lithium Battery Charging Chip >5V AC adapter 3A Li-ion battery charger 800KHz fixed frequency synchronous step-down converter charging status dual output no battery and fault status display CXLB73188

CXLB73188 is a 3A Li-ion battery charger for 5V AC adapter. It is a synchronous step-down converter with a fixed frequency of 800KHz, so it has a charging efficiency of more than 92% and generates very little heat. The CXLB73188 includes a complete charging termination circuit, automatic recharging and a 4.2V preset charging voltage with an accuracy of ± 1%. It integrates multiple functions such as anti-flooding protection, output short circuit protection, chip and battery temperature protection. The CXLB73188 is in a heatsink SOP8 package and requires minimal peripheral components, so it can be embedded in a variety of handheld applications as an efficient charger for high-capacity batteries

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CXLB73188 is a 3A Li-ion battery charger for 5V AC adapter. It is a synchronous step-down converter with a fixed frequency of 800KHz, so it has a charging efficiency of more than 92% and generates very little heat. The CXLB73188 includes a complete charging termination circuit, automatic recharging and a 4.2V preset charging voltage with an accuracy of ± 1%. It integrates multiple functions such as anti-flooding protection, output short circuit protection, chip and battery temperature protection. The CXLB73188 is in a heatsink SOP8 package and requires very few peripheral components, so it can be embedded in a variety of handheld applications as an efficient charger for large-capacity batteries.

Product FeaturesReturn to TopZdQ嘉泰姆

800KHz Fixed Switching FrequencyZdQ嘉泰姆
Up to 92% output efficiencyZdQ嘉泰姆
Adjustable Output Current of 3.5A MaxZdQ嘉泰姆
Automatic input current recognition, adapter adaptive.ZdQ嘉泰姆
The output voltage is adjustableZdQ嘉泰姆
No need for high-precision milliohm resistorsZdQ嘉泰姆
No need for anti-reverse current diodeZdQ嘉泰姆
No external power MOS tube or freewheeling diode requiredZdQ嘉泰姆
4.2V charging voltage with ± 1% accuracyZdQ嘉泰姆
The charging status dual output, no battery and fault status displayZdQ嘉泰姆
The supply current in standby mode is 70uAZdQ嘉泰姆
2.9V trickle chargeZdQ嘉泰姆
The inrush current is limited by a soft startZdQ嘉泰姆
Battery temperature monitoring functionZdQ嘉泰姆
Output short circuit protection functionZdQ嘉泰姆
8-pin SOP packageZdQ嘉泰姆

Scope of applicationReturn to TopZdQ嘉泰姆

Mobile PhoneZdQ嘉泰姆
Tablet PCZdQ嘉泰姆
MP3, MP4 playerZdQ嘉泰姆
Digital CameraZdQ嘉泰姆
electronic dictionaryZdQ嘉泰姆
 GPSZdQ嘉泰姆
Portable devices, various chargersZdQ嘉泰姆

Technical Specification (Product PDF)Return to Top ZdQ嘉泰姆

If you need detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!ZdQ嘉泰姆

QQ截图20160419174301.jpg ZdQ嘉泰姆

Product packaging diagramReturn to TopZdQ嘉泰姆

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Circuit schematicReturn to TopZdQ嘉泰姆

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Related Chip Selection GuideReturn to Top More products.....ZdQ嘉泰姆

Power Management> Charging Management
Product Name	Product Type	Charging current	Indicator light	Battery voltage	Charging efficiency	Input voltage	Switching frequency	Quiescent current	Accuracy	Encapsulation form	Note
CXLB73187	Switch	3.5A	2	4.35V	92%	5V	800KHz	70uA	±1%	SOP8	Input supply voltage (VIN):-0.3V ~ 6.5V
CXLB73188	Switch	3.5A	2	4.2V	92%	5V	800KHz	70uA	±1%	SOP8	Input supply voltage (VIN):-0.3V ~ 6.5V
CXLB73189	Switch	2.5A	2	4.2V	90%	5V	550kHz	20uA	±1%	DFN3x3-10L	Input voltage protection up to 26V
CXLB73190	Switch	1.5A	2	8.4V	92%	5V	750KHz	20uA	±1%	QFN4x4-16L	Up to 22V Input Voltage Protection
CXLB73191	Switch	1.0A	2	12.6V	92%	5V	650kHz	20uA	±1%	QFN4x4-16L	Up to 20V Input Voltage Protection
CXLB73192	Switch	2.7A	2	4.2V	90%	5V	550kHz	20uA	±1%	DFN3x3-10L	Maximum working voltage 6.0V, withstand voltage 28V
CXLB73193	Linear	1.0A	2	4.2V	92%	5V		5uA	±1%	DFN3*3-8L ESOP8	Input withstand voltage of up to 28V
CXLB73194	Linear	600mA	2	4.2V	92%	4.0~6.0V		5uA	±1%	SOT-23-6L	Input withstand voltage of up to 28V
CXLB7260B	Switch	2A	2	4.2V	90%	5V	1.5MHz	140uA	±1%	SOP/MSOP-8	Input supply voltage (VIN):-0.3V ~ 6.5V
CXLB73195	Switch	2.5A	2	12.6V	92%	6.8~28V	300KHz	750uA	±1.0%	TSSOP-14L	Input power supply voltage 60V three or four multi-type lithium battery or lithium iron phosphate
CXLB73196	Linear	1.0A	2	4.2V	92%	5V		2uA	±1%	ESOP8/MSOP	Input withstand voltage of up to 30V
CXLB7260C	Switch	2.5A	2	4.35V	90%	5V	1.5MHz	140uA	±1%	ESOP8 MSOP8	Input supply voltage (VIN):-0.3V ~ 6.5V
CXLB73197	Switch	2A	2	4.2V	90%	5V	1.5MHz	140uA	±1%	DFN8	2A Li-ion battery charger to 5V AC adapter
CXLB7295	Linear	1.0A	2	4.2V	90%	5V		2uA	±1%	ESOP8/MSOP	Constant Current/Constant Voltage Linear Charger
CXLB73198	Linear	800mA	2	4.2V	90%	5V		2uA	±1%	SOT-23-6L	Single-cell lithium battery constant current constant voltage linear charging IC
CXLB7249	Linear	800mA	2	4.2V	90%	5V		2uA	±1%	SOT-23-5L	Single-cell lithium battery constant current constant voltage linear charging IC

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