Description
🔌 9V-0-9V (Dual Output) ~ 2W Mini AC Transformer
This is a compact step-down transformer designed to convert 220V AC mains power into a dual 9V AC output, center-tapped. It’s perfect for low-power applications, especially in small electronics, audio circuits, and power supply development.
⚙️ Key Specifications
| Parameter | Details |
|---|---|
| Input Voltage | 220V AC (±10%) |
| Output Voltage | 9V – 0V – 9V AC (dual-phase, center tap) |
| Power Rating | 2 Watts |
| Frequency | 50Hz |
| Type | Step-down, EI core transformer |
| Mounting | PCB mount / Screw terminals (varies) |
| Insulation | Class B or better |
| Core Type | Laminated EI |
🧰 Applications
-
Low-power dual-rail power supply (after rectification)
-
Op-amp circuits requiring ±12V DC (with regulator)
-
DIY audio preamps
-
Educational kits and beginner electronics
-
Powering small relays, logic-level circuits
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