Shenzhen, Guangdong, China
Member Since: 2011
|Model.:||Output Voltage.:||Output Current.:||Watt (W)|
The document detail the electrical, mechanical and environmental specifications of a SMPS,
the power supply provide 48W continuous output power.
The power supply shall meet the RoHS requirement.
2.1 Description :
SMPS Adaptor(Wall mount)
3. Input Characteristics of 48W power adapter
3.1 Input Voltage & Frequency:
The range of input voltage is from 90Vac to 264Vac single phase
For example:19VDC 2.2A adapter
3.2. Input AC Current/AC:
1.5Amax. @ 100-240Vac input & Full load
3.3. Inrush Current (cold start):
80Amax. @ 264Vac input
3.4. Average Efficiency:
87.65%min.@ Nominal input
3.5. Energy Consumption : ≤0.1W
4. Output Characteristics of 48W dc adapter
4.1 Static Output Characteristics <Vo & R+N>
|Output||Rated Load||Output Range||R+N||Remark|
|Rate||Min. Load||Max. Load|
|Output||Load Condition||Line Regulation||Load Regulation||Remark|
|Rate||Min. Load||Max. Load|
5. Protection Requirements of 48W power adapter
5.1 Over Current Protection:
The output shall hiccup when the over currents applied to the output rail, and shall be self-recovery
when the fault condition is removed
5.2 Short Circuit Protection:
The input power shall decrease when the output rail short, the power supply shall no damage,
and shall be self-recovery when the fault condition is removed
6. Environment Requirements
6.1 Operating Temperature and Relative Humidity:
0ºC to +40ºC
10%RH to 90%RH
6.2 Storage Temperature and Relative Humidity:
-20ºC to +80ºC
5%RH to 95%RH non-condensing @ Sea level shall be low 2,000 meter
10 to 300Hz sweep at a constant acceleration of 1.0G(Breadth: 3.5mm) for 1Hour for each of the
perpendicular axes X, Y, Z
6.4 Drop in:
1 Corner, 3 Edges, 6 Surfaces, Height: 100cm, On the Boards plane, the plug can be bend, and
scratch, but the structure should not be damaged, and can work normally
7. Reliability Requirements
The power supply shall be burn-in for 4 Hours under normal input and 80% rated load at 40ºC5ºC
8. EMI/EMS Standards/EMI/EMS
7.1 EMI Standards/EMI: EN55014
7.2 EMS Standards/EMS:
7-2-1 EN 61000-4-2,electrostatic discharge(ESD) requirement
7-2-2 EN 61000-4-3,radiated electromagnetic field susceptibility(rs)
7-2-3 EN 61000-4-4,electric fast transients(burst) immunity requirement
7-2-4 EN 61000-4-5,surge capability requirement
7-2-5 EN 61000-4-6, Induced radio frequency fields conducted disturbances immunity requirement
9. Safety Standards
9.1 Dielectric Strength(Hi-pot):
Primary to Secondary: 3000Vac / 10mAMax / 60 second
9.2 Leakage Current:
0.25mAmax. at 264Vac / 50Hz
9.3 Insulation Resistance:
50MΩ min. at primary to secondary add 500Vdc test voltage
9.4 Regulatory Standards :
|FCC-EMC||USA/Canada||Part15 Class B||PASS|
ISO9001:2008 system is fully implemented in our management. Our products have passed most of safety
approvals in the world, including UL, cUL, FCC, PSE, GS, CE, SAA, CCC, C-tick, CB, etc.
10. Match. Outline Drawing
Shell materia: 95ºC/ temperature resistance 95ºC
11. Lable of ac dc power adapter :
PS: Sure we can print your brand in the lable .
11. DC Wire of Adapter :
UL2464 20AWG L=1.5m or 1.8m
12. About Merryking Factory :
Question : What is the main product of your company ?
Answer : 1). AC DC Power Adapters 2). USB Smart Charger 3). PD and Fast Charger
13. Q & A :
Question : What certificates do you have ?
Answer : Our products have completely been approved UL,cUL,FCC,CCC,GS,CB,CE,TUV,SAA,KC,ROHS,PSE,etc. In order to make you fully understood the quality of our products,we would provide you with related certifications on your request.
Question : What`s your MOQ?
Answer : There is no MOQ and you are welcomed to order any amount.But you will get discount price for bulk order.
Question : Would you give me more details about the price of your products ?
Answer : We believe our quality and price are very competitive in worldwide market and We promise to offer you best cost-efficient products with higher quality.
Question : How can I get the matched adaptor production with only requirements/description ?
Answer : Ok Dear client, We`ll introduce you the matched products
according to your descriptions. Please kindly CLICK HERE to describe your requirements with following necessary tips :
a. What's the input please? Example:100-240VAC, 50/60Hz2
b. What's the output, please? Example: 19VDC 2.2A
c. What certificates do you need ?Example:UL+FCC needed
The more details you provide,the faster we could provide you with the corresponding products.
Question : I saw your company is with much experience in adapter field.Will I get better products than I expected under your guidance/suggestions ?
Answer : We aim to support our dear clients ,to achieve Your successful business with products quality and competitive price ,as well as 3 years warranty (longer warranty in this filed).
Also, we will offer you more necessary experience for free. For example,a.If your product working current is 1A ,we suggest you to use 19v 2.2A model ,so the adapter can keep good working status and long life ,and the working temperature is very low ,the 19v 2.2A adapter's price is nearby with 19v 2.2A .b. If your product belong to medical device ,the quality standard should be IEC 60601 ,if your product belong to IT device ,the quality should be IEC 60950.
Question : What payment term do you accept please ?
Answer : We accept T/T,L/C,D/P,Western Union paypal etc.
14. Contact Detial :