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1.Features:
- Fully-encapsulated printed circuit board being able to be directly welded
and assembled, easy to use, perfect outline;
- Compact in structure, solid, vibration-proof, moisture-proof, flame-resistant,
and high dielectric strength;
- Low idle current, high power factor, good over input voltage capacity;
- Welding slips in output terminals, compatible with standard plugs, easy and
flexible to use in application;
2.Ambient Conditions:
- Ambient temperature: -25...+70°C;
- Relative humid <90% при 40°C;
- Atmospheric pressure: 860~1060mbar (650~800mmHg approximately);
3.Insulation Rating: Class F (155°C).
4.Safety features:
- Dielectric resistance: >1000MОм in normal condition;
- Insulation withstand voltages: 3750V (50HZ)/1 min;
- Insulation impact strength: Continuously 20 times impact of 6KV (50HZ)/50mS;
- Fire retardancy: In conformity with UL94-Vo
5. Rated Power: 3VA, 12VA, 60VA
6. Rated Voltage:
1) Standard series:
Primary: 220V±15% 50Hz/60Hz
Secondary:
single output:6V, 7.5V, 9V, 12V, 15V, 18V, 21V, 24V, 27V;
double output:2x6V, 2x7.5V, 2x9V, 2x12V, 2x15V, 2x18V, 2x21V, 2x24V, 2x27V
2) Non-standard series: It can be customized based on customer's requirements.
7. Universal Technical Parameters of SC Series Standard Product:
| Model |
Power |
Idle
Current |
Idle
Loss |
Voltage
Regulation
Ratio |
Temperature
Rise |
Weight
(g) |
Dimension
LxWxH
(mm3) |
| SC3 |
3VA |
<15mA |
<0.35W |
<15% |
<15°C |
165 |
60.8x34.5x34.8 |
8.Outline, Installation Dimension and Detailed Technical Parameters of SC
Series Standart Product
| Primary pins |
Primary voltage |
Frequency |
Primary current |
| Rating |
Max. |
Idle |
Full load |
| 1-5 |
220V |
253V |
50Hz /60Hz |
<15mA |
<28mA |
| Model |
Windings |
Secondary voltage |
Secondary
current
(mA) |
Secondary
Pins |
Equivalent
internal
resistance
(Ом) |
| Idle |
Full load |
| SC3-01 |
 |
7.1V |
6V |
500 |
8-11 |
2.3 |
| SC3-01B |
8.8V |
7.5V |
400 |
3.5 |
| SC3-02 |
10.7V |
9V |
333 |
5.6 |
| SC3-03 |
14.3V |
12V |
250 |
9.6 |
| SC3-04 |
17.6V |
15V |
200 |
14.1 |
| SC3-05 |
21.3V |
18V |
166.6 |
20.8 |
| SC3-05B |
25.3V |
21V |
142.8 |
30.6 |
| SC3-06 |
28.7V |
24V |
125 |
38 |
| SC3-06B |
32.3V |
27V |
111 |
48.4 |
| SC3-07 |
 |
2x7.1V |
2x6V |
2x250 |
7-8
11-12 |
2x4.5 |
| SC3-07B |
2x8.9V |
2x7.5V |
2x200 |
2x7.2 |
| SC3-08 |
2x10.7V |
2x9V |
2x166.6 |
2x10.4 |
| SC3-09 |
2x14.2V |
2x12V |
2x125 |
2x17.7 |
| SC3-10 |
2x17.7V |
2x15V |
2x100 |
2x27.4 |
| SC3-11 |
2x21.5V |
2x18V |
2x83 |
2x40.7 |
| SC3-11B |
2x25.3V |
2x21V |
2x71 |
2x58.5 |
| SC3-12 |
2x28.7V |
2x24V |
2x62.5 |
2x75.4 |
| SC3-12B |
2x32.4V |
2x27V |
2x55 |
2x97 |
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