12V3A Constant
Power Supply
Input:AC85-265V
Output Voltage:DC12V3A
Output Current:0-3A
Size:75*38*25mm
Main performance indexes:
1.Input parameter:
| Parameters |
Unit |
Test description |
Minimum |
Typical |
Maximum |
| Input Voltage |
V(AC) |
Normal |
85 |
220 |
265 |
| Input frequency |
HZ |
Normal |
43 |
50 |
65 |
| Power factor |
PF |
Normal |
0.659 |
0.681 |
0.749 |
| Input Inrush Current |
A |
Cold start under normal conditions |
2.Output parameters
| Parameters |
Unit |
Minimum |
Typical |
Maximum |
| Output current |
MA |
0 |
3000 |
3000 |
| Output voltage |
V |
11.9 |
12 |
12.3 |
| Output ripple |
MV |
|
|
|
| Constant current accuracy |
% |
1% |
3% |
5% |
3.Overall performance
12V 3A test condition
| AC Input |
Output |
| Input Voltage(V) |
Power consumption(W) |
Output voltage(V) |
Output current(MA) |
Power Factor |
Efficiency |
| 85 |
46 |
12.02 |
3000 |
0.737 |
0.78 |
| 100 |
44.2 |
12.03 |
3000 |
0.748 |
0.82 |
| 110 |
43.7 |
12.03 |
3000 |
0.749 |
0.83 |
| 120 |
43.1 |
12.03 |
3000 |
0.745 |
0.84 |
| 170 |
42 |
12.03 |
3000 |
0.712 |
0.86 |
| 220 |
41.7 |
12.03 |
3000 |
0.681 |
0.87 |
| 240 |
41.9 |
12.03 |
3000 |
0.671 |
0.86 |
| 265 |
42.2 |
12.03 |
3000 |
0.659 |
0.86 |
4.Using environment Parameters
| Parameters |
Unit |
Test description |
Minimum |
Typical |
Maximum |
| Working ambient temperature |
ºC |
Full load operation |
-18 |
+40 |
+60 |
| Storage ambient temperature |
ºC |
|
-25 |
25 |
+75 |
Following are our main business:
1) AC/DC power module, such as Led driver, power supply, adapter and charger
2) DC/DC power module
3) DC/AC high power inverter, Mobile Power Station with solar panel
4) Domestic solar-electric system
5) MCU system development and mass production services
6) Electronic PCBA design, Mould design, 3D print and Mass production service
7) Plastic housing, Metal Housing buyer services
8) SKD,CKD and all components buyer services
Q1: What is your MOQ of power supply?
A: Our MOQ is 5 pieces.
Q2: Can you accept OEM & ODM products, SKD & CKD services?
A: Highly welcome to customize all kinds of electrical power supply OEM & ODM products, and our company provide SKD & CKD services.
Q3: Can you offer sample?
A: Yes, we offer sample for you.
Q4: How to place an order?
A: You can place an order on our " Ready To Send" product, or contact with our company sales person to place an order for you.
Q5: How to delivery to us the ordered products?
A: We usually delivery by sea, by China Europe train and by air. Use FedEx, DHL, UPS, EMS, TNT to delivery sample or small amount product.
Q6: How many years warranty of your power supply?
A: Can be 2 ~ 5 years warranty.
Q7: How could I pay for our order?
A: Pay by Assurance order payment link, Western Union, T/T, L/C, PayPal or as your requirements. Then we will send you our bank details.
Q8: How long can I get my order?
A: For samples, if the samples are our company standard products, we will send you in 3 working days. If the samples are customized products, we will finish production and ship within 7~10 working days. For bulk orders, depends on your design and the quantities of products, usually 15 ~ 20 working days to send for you.
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