AC/DC Step Down Transformer Dual Output Power Supply Module 3.3V & 12V 300mA
AC/DC Step Down Transformer Dual Output Power Supply Module 3.3V & 12V 300mA, with ultra‑wide input from AC 70–270 V or DC 100–380 V.
95.00 EGP
Buy NowAC/DC Step Down Transformer Dual Output Power Supply Module 3.3V & 12V 300mA
This is a compact AC/DC Step Down Transformer Dual Output Power Supply Module 3.3V & 12V 300mA. Its ultra-wide input range supports AC from 70 to 270 VAC and DC from 100 to 380 VDC and dual output of 3.3 VDC/80 mA and 12 VDC/300 mA, making it ideal for flexible deployment in diverse mains environments. This module includes built-in protections (over‑current, over‑temperature, short‑circuit) and EMI filtering, and features through-hole PCB mounting with high-voltage isolation and compact size.
Features
- Provides a consistent 12V/3.3V DC supply for sensitive electronic components.
- Designed to minimize power loss and heat generation.
- Easily integrates into space-constrained applications.
- Wide Input Voltage Range.
- Delivers a stable 300mA/80mA output current.
- Compact, lightweight, and easy to integrate into electronic circuits.
- Built-in protection for overload, overvoltage, and short circuits.
- Durable and reliable design with high-quality electronic components.
- Ultra-thin, ultra-small.
- Isolated Switching Power Supply.
- Low ripple and low noise..
- High efficiency, high power density.
- Low power consumption, environmental protection, no-load loss <0.1W.
Specifications
| Parameter | Value |
|---|---|
| Input Voltage (AC) | 70–270 VAC, 50/60 Hz |
| Input Voltage (DC) | 100–380 VDC |
| Output Voltage | 3.3V/12V DC ±0.2 V |
| Output Current | Up to 300m A |
| Rated Power | 3.5 W |
| Efficiency | 73–80 % |
| Protections | Over-current, over-temperature, short-circuit |
| EMI Filtering | Yes |
| Operating Temperature | –20 °C to +60 °C |
| Isolation (Input/Output) | High-voltage isolation (typically ≥3 kV) |
| Mounting | PCB mount module with optional holes |
| Dimensions (approx.) | 30mm x 18.5mm x 14mm |
Dimensions
Installation
PINOUT
Applications
- Power supply for IoT devices and embedded systems.
- DIY electronics and prototyping projects.
- Microcontroller-based applications (Arduino, Raspberry Pi, ESP8266, etc.)
- Industrial automation and control systems.
- Smart home automation projects.
- LED lighting systems and display modules.
- USB power supply for small electronic gadgets.
Documents
Package Contents
- 1x AC/DC Step Down Transformer Dual Output Power Supply Module 3.3V & 12V 300mA.
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