Product Details

laptop charger 19V 4.74A 90w ac adaptor supplier

Applications

Widely used in the electronic digital, communication, security, lighting, medical, led lighting, led display, etc

Electric Performance

v Power:90W
v Model:FY1904740
v Input voltage: AC 110-240V
v Universal input voltage
v Frequency: 47-63HZ
v Output voltage:DC 19V
v Output current:4.74A
v Color:Black or white
v Certification:CE,UL,SAA,CB,FCC,GS,KC,PSE,etc
v 2years warranty
v High quality,competitive price
v Punctual and Fast delivery
v Efficiency:85%

Input Voltage

Minimum	Nominal	Maximum
100Vac	110Vac/220Vac	240Vac

Input Frequency

Minimum	Nominal	Maximum
47Hz	50/60Hz	63Hz

Input Current Limiting

The input current should be less than 2.5A, under minimum AC input and full load.

Efficiency

The power supply efficiency shall be greater than 80% under rated input voltage. It will be measured at the typical load and maximum load.

DC Voltage Regulation

Parameter	Line Regulation	Load regulation	Cross regulation
V1:19V	±5.0%	±5.0%	N/A

DC Output Current

Parameter	Min Current	Rate Current	Max Current	Unit
V1:19V	0.1	4.74A	-	A

Output Ripple and Noise

Parameter	Max.
V1:19V	120mVp-p@25 degrees C

Dielectric Strength Testing

Item	Specification		Remark
Primary to Secondary	1.5KVac	<5mA	No arcing
Primary to P.G	N/A	N/A	No broken

Overshoot at turn-on/ turn-off

Any overshoot at turn on or turn off shall be less than 150% of rated output voltage.

Over Current Protection

The power supply shall meet the limitation requirement as below table without any damage, the unit shall recover and function automatically after the protection is removed.

Over Current Protection limits

Parameter	Max	Unit
V1:19V	7.11	A

Protection

² Over-voltage protection: 120%min
² Over-current protection: 120%min
² Short-circuit protection: automatic recovery
² over protection
² Load regulation: ±5%

Standard

Meet IEC60950-1 (information technology and similar electric apparatus -safety requirement) standard requirement.

Advantage of the product

l range voltage: AC 90-264V 47/63HZ
l High efficiency and low operation temperature
l AC input power suitable for the world
l Soft-start current can reduce the AC input impact efficiency
l Compact size ,light weight
l With short-circuit and overload protection
l 100%full-load burning test
l Installed with EMI filter ,minimum wave

Environmental requirement

1)operating temperature: 0-40°C
2)storage temperature: -20-85°C
3)opera ting relative humidity:595%RH
4)Withstanding voltage: AC 3,000V (minimum), 5mA (maximum)
5)Insulation resistance: DC 500V 100MΩ (minimum)

BASIC TERMS:

MOQ (Min Order Qty): 300PCS / 1 CT or 50PCS/CT
Lead-Time: 7-15 Working Days Normally
Warranty Period: 2 years
Payment Methods: T/T, Paypal, Western Union, etc
Shipping Mode: Express Courier, Air, Sea or as your demand

Description:

Ø Universal input voltage
Ø 5 Years Experience Factory
Ø High quality,best price
Ø Punctual and Fast delivery

Company Information

About us

We are a professional adapters factory for more than 5 years

Quality control:our defectie products rate is 0.01%
Economically priced, exquisitely made Experience&responsible QC that you can reply on
Adequate supply capacity, Punctual delivery time
Best after sales service are provided

Our Services

After service

This product can be repair within one year for any defects or irregularities caused by the factory.

Packaging & Shipping

1.Inner package:PEbag,white box or as your demand
2.Outer package:Carton or according your requirement