“Blue Fairy” T20 Model PCB Soldering Power Transformers

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: 20VA

6. Rated Voltage:

1) Standard series:
Primary: 220V±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 T20 Series Standard Product:

8.Outline, Installation Dimension and Detailed Technical Parameters of T20

Model	Windings	Secondary voltage		Secondary current (mA)	Secondary Pins	Equivalent internal resistance (Ом)
		Idle	Full load
T20-01		6.5V	6V	3333	9-13	0.23
T20-01B		8.1V	7.5V	2667		0.4
T20-02		9.7V	9V	2222		0.5
T20-03		13V	12V	1667		0.9
T20-04		16.2V	15V	1333		1.5
T20-05		19.4V	18V	1111		2
T20-05B		22.7V	21V	952		2.9
T20-06		25.9V	24V	833		3.7
T20-06B		29.1V	27V	741		4.7
T20-07		2x6.5V	2x6V	2x1667	8-9 13-14	2x0.5
T20-07B		2x8.1V	2x7.5V	2x1333		2x0.7
T20-08		2x9.7V	2x9V	2x1111		2x1
T20-09		2x13V	2x12V	2x833		2x1.9
T20-10		2x16.2V	2x15V	2x667		2x3
T20-11		2x19.4V	2x18V	2x556		2x4
T20-11B		2x22.7V	2x21V	2x476		2x5.7
T20-12		2x25.9V	2x24V	2x417		2x7.5
T20-12B		2x29.1V	2x27V	2x370		2x9.5