�Blue Fairy� T4 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% ��� 40°C;
• Atmospheric pressure: 860~1060mbar (650~800mmHg approximately);

3.Insulation Rating: Class B (130°C).

4.Safety features:

• Dielectric resistance: >1000M�� 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: 4VA

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 T4 Series Standard Product:

8.Outline, Installation Dimension and Detailed Technical Parameters of T4

Model	Windings	Secondary voltage		Secondary current (mA)	Secondary Pins	Equivalent internal resistance (��)
		Idle	Full load
T4-01		7.3V	6V	667	7-9	2.3
T4-01B		9.1V	7.5V	533		3.7
T4-02		10.9V	9V	444		5
T4-03		14.5V	12V	333		9
T4-04		18.2V	15V	267		14.6
T4-05		21.8V	18V	222		21
T4-05B		25.4V	21V	490		29
T4-06		29V	24V	167		37.4
T4-06B		32.7V	27V	148		47.5
T4-07		2x7.3V	2x6V	2x333	6-7 9-10	2x4.7
T4-07B		2x9.1V	2x7.5V	2x267		2x7.3
T4-08		2x10.9V	2x9V	2x222		2x10.5
T4-09		2x14.5V	2x12V	2x167		2x19
T4-10		2x18.2V	2x15V	2x133		2x29
T4-11		2x21.8V	2x18V	2x111		2x42
T4-11B		2x25.4V	2x21V	2x95		2x57.5
T4-12		2x29V	2x24V	2x83		2x75
T4-12B		2x32.7V	2x27V	2x74		2x95