Step Down Transformer Center Tap 220V to 4.5V-0-4.5V 100mA
The Step Down Transformer Center Tap 220V to 4.5V-0-4.5V 100mA is a reliable low-power transformer used to safely reduce 220VAC mains voltage into a dual 4.5VAC center-tapped output. It is suitable for full-wave rectifier circuits, small power supply applications, educational electronics, and embedded systems requiring isolated AC voltage.
Features:
- Rated current: 100mA.
- Laminated iron core construction.
- Compact and lightweight.
- High insulation resistance for enhanced safety.
- Chassis mountable.
- Copper winding for durability.
Specifications:
| Parameter | Value |
|---|---|
| Transformer Type | Step Down Center Tap Transformer |
| Primary Voltage | 220VAC |
| Frequency | 50Hz / 60Hz |
| Secondary Voltage | 4.5V-0-4.5VAC |
| Current Rating | 100mA |
| Power Rating(Approx.) | 0.9VA |
| Core Type | Laminated Iron Core |
| Winding Material | Copper Wire |
| Mounting Type | Chassis Mount with Mounting Holes |
| Insulation Resistance | High dielectric strength for safety |
| Insulation Class | Class B (up to 130°C) |
| Operating Temperature Range | -10°C to +50°C |
| Efficiency | 85% – 90% |
| Length | 52mm |
| Width | 24.5mm |
| Height | 26mm |