3.3Ω 1/4 Watt Resistor

The 3.3Ω 1/4 Watt Resistor is a high-quality fixed resistor designed to provide accurate current limiting, voltage dropping, and circuit protection in a wide range of electronic applications. With a resistance value of 3.3 ohms, a 5% tolerance, and a 1/4 watt (0.25W) power rating, this resistor is ideal for low-power circuits where precise current control and stable electrical performance are required.

Manufactured using high-quality carbon film or metal film technology, the resistor offers excellent reliability, low electrical noise, and consistent resistance over long periods of operation. Its durable construction ensures stable performance under normal operating conditions, making it suitable for both prototype development and permanent electronic assemblies.

One of the most common uses of the 3.3Ω resistor is current limiting for LEDs and LED strips. By restricting excessive current flow, it helps protect LEDs from damage, extends their operating life, and ensures stable brightness. It is also widely used as a voltage-dropping resistor in low-voltage circuits, preventing sensitive electronic components from receiving excessive current or voltage.

The resistor features an axial lead design, allowing easy installation on printed circuit boards (PCBs), breadboards, and prototype boards. Its standard color-coded body makes the resistance value easy to identify during assembly and maintenance.

The 3.3Ω 1/4W resistor is commonly used in Arduino, AVR, ESP32, Raspberry Pi, PIC, STM32, and other microcontroller-based projects. It is also suitable for power supplies, LED lighting circuits, sensor modules, motor driver circuits, battery-powered devices, audio electronics, robotics, embedded systems, DIY electronics, educational experiments, and electronic repair work.

Because of its low resistance value, this resistor is frequently used where small voltage drops and controlled current flow are required. It is especially useful for protecting LEDs, limiting inrush current, reducing voltage in simple circuits, and improving the reliability of electronic designs.

Whether you are building an LED lighting project, assembling a microcontroller circuit, repairing electronic equipment, or learning electronics, the 3.3Ω 1/4 Watt Resistor provides dependable performance, accurate resistance, and long-term durability, making it an essential component for every electronics toolkit.

Key Features

• Resistance value: 3.3Ω (Ohms).

• Tolerance: ±5%.

• Power rating: 1/4 Watt (0.25W).

• High-quality carbon film or metal film construction.

• Stable resistance with low electrical noise.

• Excellent current limiting capability.

• Suitable for voltage dropping applications.

• Protects LEDs and sensitive electronic components.

• Ideal for LEDs, LED strips, indicator lamps, and lighting circuits.

• Axial lead design for easy PCB and breadboard installation.

• Compatible with Arduino, AVR, ESP32, Raspberry Pi, STM32, PIC, robotics, IoT devices, embedded systems, DIY electronics, educational projects, and electronic repairs.

• Reliable, durable, and suitable for long-term electronic applications.