3.7 Volt li ion battery charger
Model :IN0422000
Output :4.2V 2A
Brand :Intai
Product origin :China
Supply capacity :2000pcs/day
Warranty : 3 year
IN4202000 is a high power density universal 3.7V lithium ion battery charger for 2-cell Li-ion or Li-polymer 18650 batteries capable of operating with an input voltage 90-264Vac. The 3.7 volt li ion battery charger operates with CC(constant current) mode and CV(constant voltage) mode profiles. Trickle charging operation is also provided. The li-ion battery charger 3.7V features excellent EMC performance, Average Efficiency > 85%, Ambient temperature range -10℃~40℃.
Product Specification
Input | Voltage Range | 90-264VAC |
Frequency Range | 47-63Hz | |
Standby Power | <0.5W | |
Average Efficiency | >80% | |
Power Factor (Typ) | >0.6 | |
Inrush Current | limited to 30A within 10ms at 264VAC ( Cold Start ) | |
Output | Boost Charge Voltage | 2-4.2V |
Open Circuit Voltage | 4.2V±5% | |
Charge Current | 2A±5% | |
Application | 3.7V 18650 battery and charger | |
Battery capacity recommended | 5AH~12AH | |
Line Regulation | ±2% | |
Load Regulation | ±5% | |
Protection | Back feed Protection(BFP) | Protected by internal circuit |
Reverse Polarity Protection | Protected by internal circuit | |
Input Protection | 1A current fuse | |
Short Circuit Protection | Protected by internal circuit | |
Safety Certifications | UL/cUL1310 Class II battery charger | Certificate Number: E491233 |
TUV/CE/LVD EN60335-1/2-29 | Certificate Number: 50079152 001 | |
SAA+RCM/AS NZS60335-1/2-29 | Certificate Number: CCS-170225-EA | |
EMC | Emissions | EN55014, Class B |
Harmonic currents | EN61000-3-2, Class A | |
Voltage Flicker | EN61000-3-3 Section 5 | |
ESD Immunity | IEC61000-4-2 | |
EFT Burst | IEC61000-4-4 | |
Surge | IEC61000-4-5 | |
Conducted Immunity | IEC61000-4-6 | |
Dip & Interruptions | IEC61000-4-11 | |
Environment | Operating Temp | -10℃~40℃ |
Storage Temp | -20℃~80℃ | |
| Relative Humidity | 5%~90% | |
Other | MTBF | 40000H min, MIL-HDBK-217F ( 25℃ ) |
Net Weight | 0.1kgs |
The universal 3.7V lithium ion battery charger is designed to maximize the life of batteries. A multi-stage charge profile and protections are implemented to reduce stress on the battery.
Charge Status Indicator of the li-ion Battery Charger 3.7V
Red | ● Charging or disconnect form the batteries |
Green | ● Batteries fully charged |
Safety Certificates
A real manufacturer - with 50+ employees, our daily output is 2000-3000 pcs.
With the implementation of ISO9000 management and well trained workers, our 5 experienced engineers and 15 QC experts are ready to process your next orders.
Get in touch with us today.
Factory Show
