5V 1.5A SMPS Adaptor

Specification	Details
Input Voltage	100V - 240V AC
Output Current	1.5 Amperes
DC Connector	5.5mm x 2.1mm
Frequency	50/60 Hz

Price

₹ 110.17

(Tax included)

बारकोड: 251

Product Description

The 5V 1.5A SMPS Adaptor is a high-performance switching mode power supply designed to provide a stabilized 5V DC output for medium-load electronic devices. This SMPS (Switching Mode Power Supply) bridges the gap between standard 1A chargers and high-power 2A units, offering 7.5 Watts of power in a compact, lightweight form factor. It is the ideal power source for development boards like the Arduino Uno/Mega, ESP32, and basic Raspberry Pi setups that require more current than a standard USB port can provide. Its internal regulation circuitry ensures that the output voltage remains at a precise 5V regardless of AC mains fluctuations, protecting sensitive digital components from electrical stress.

Key Features

Stabilized 5V Output: Delivers a clean, regulated DC voltage, which is critical for preventing "brownouts" or resets in microcontrollers during wireless transmissions.
Universal AC Input: Designed to operate globally on 100V–240V AC, making it reliable even in areas with unstable power grids.
Integrated Safety Suite: Features active protection against Short-Circuits (SCP), Over-Voltage (OVP), and Over-Current (OCP) to safeguard both the adapter and your connected hardware.
Efficient Heat Dissipation: Engineered to run cool even under a full 1.5A load, extending the lifespan of internal electrolytic capacitors.
Low Ripple & Noise: Optimized output filtering minimizes electromagnetic interference, which is essential for accurate readings in analog sensor circuits.

Technical Details

Cable Length: ~1 Meter.
Polarity: Center Positive (+), Outer Sleeve Negative (-).
Housing: High-impact, fire-retardant ABS plastic casing.

Prototyping and Engineering Tips from Robogears

The "Current Headroom" Advantage: If your project normally draws 1A, using this 1.5A adapter is a smart engineering choice. Running a power supply at 60-70% of its maximum capacity ensures it runs cooler and lasts much longer than running a 1A adapter at its absolute limit.
Powering the ESP32/ESP8266: Wireless modules can pull sudden "spikes" of current (up to 400-500mA) when connecting to Wi-Fi. This 1.5A supply provides the necessary "instantaneous" current to prevent the module from entering a "boot loop" caused by voltage sagging.
Polarity Verification: CRITICAL: While 99% of 5V electronics are "Center Positive," always verify the polarity icon on your device's power port. Connecting a 5V supply with reversed polarity can instantly destroy microchips and sensors.
Voltage Drop over Distance: If you extend the DC cable more than 2 meters using thin jumper wires, the 5V output might drop to 4.6V or lower at the device end. For long runs, always use thicker gauge wire to maintain the full 5V level.
Easy Breadboard Power: To connect this adapter to a standard breadboard without cutting the cable, use a 5.5mm Female DC Power Jack to Screw Terminal Adapter. This allows you to securely bridge the power to your breadboard rails using standard jumper wires.

Package Includes

1 x 5V 1.5A SMPS Adaptor

Disclaimer: For indoor use only. Do not expose to moisture or high-humidity environments. Ensure your device is specifically rated for 5V DC; applying 5V to a 3.3V-only device will cause permanent hardware failure. Always unplug the adapter when not in use for extended periods. Do not attempt to open the sealed casing as there are high-voltage components inside.