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| Transformers |
“Blue Fairy” TL4.5 Model PCB Soldering Power Transformers
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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;
- Higher power density with smaller size;
- Economical transformers in application, competitive price
2.Ambient Conditions:
- Ambient temperature: -10...+40°C;
- Relative humid <90% при 40°C;
- Atmospheric pressure: 860~1060mbar (650~800mmHg approximately);
3.Insulation Rating: Class B (130°C).
4.Safety features:
- Dielectric resistance: >1000MОм in normal condition;
- Insulation withstand voltages: Better than GB/T15290 standard requirements.
- Fire retardancy: In conformity with UL94-Vo;
- Insulation impact strength: Continuously 10 times impact of 6KV (50HZ)/50μS;
5. Rated Power: 4.5VA
6. Rated Voltage:
1) Standard series:
Primary: 2x110V±10% 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 TL Series Standard Product:
| No. |
Model |
Power |
Idle
Current |
Idle
Loss |
Voltage
Regulation
Ratio |
Temperature
Rise |
Weight
(g) |
Dimension
LxWxH
(mm3) |
| 1 |
TL4.5 |
4.5VA |
<26mA |
<0.45W |
<28% |
<22°C |
160 |
54.5x44x18 |
8.Outline, Installation Dimension and Detailed Technical Parameters of TL
| Primary pins |
Primary voltage |
Frequency |
Primary current |
| Rating |
Max. |
Idle |
Full load |
| 1-7/6-12 |
220V |
242V |
50Hz /60Hz |
<26mA |
<40mA |
| Model |
Windings |
Secondary voltage |
Secondary
current
(mA) |
Secondary
Pins |
Equivalent
internal
resistance
(Ом) |
| Idle |
Full load |
| TL4.5-01 |
 |
8.7V |
6V |
750 |
5-8 |
3.2 |
| TL4.5-01B |
10.9V |
7.5V |
600 |
5.1 |
| TL4.5-02 |
13.1V |
9V |
500 |
7.4 |
| TL4.5-03 |
17.4V |
12V |
375 |
13 |
| TL4.5-04 |
21.8V |
15V |
300 |
20 |
| TL4.5-05 |
26.1V |
18V |
250 |
29.2 |
| TL4.5-05B |
30.6V |
21V |
214 |
40.3 |
| TL4.5-06 |
34.8V |
24V |
187.5 |
51.9 |
| TL4.5-06B |
39.2V |
27V |
166 |
65.9 |
| TL4.5-07 |
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2x8.7V |
2x6V |
2x375 |
5-8
2-11 |
2x6.5 |
| TL4.5-07B |
2x10.9V |
2x7.5V |
2x300 |
2x10.2 |
| TL4.5-08 |
2x13.1V |
2x9V |
2x250 |
2x12.0 |
| TL4.5-09 |
2x17.4V |
2x12V |
2x187.5 |
2x26.5 |
| TL4.5-10 |
2x21.8V |
2x15V |
2x150 |
2x41 |
| TL4.5-11 |
2x26.1V |
2x18V |
2x125 |
2x60 |
| TL4.5-11B |
2x30.6V |
2x21V |
2x107 |
2x83 |
| TL4.5-12 |
2x34.8V |
2x24V |
2x93.7 |
2x108 |
| TL4.5-12B |
2x39.2V |
2x27V |
2x83 |
2x136 |
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