





330 Ohm Resistor – ¼ Watt Carbon Film Resistor
A 330 ohm resistor is a type of electrical component that is used in circuits to control the flow of electrical current. This type of resistor has a specific resistance of 330 ohms, which means it obstructs the flow of current through a circuit. High-quality 330 Ohm (330Ω) Carbon Film Resistor, ¼ Watt, ±5% tolerance – perfect for current-limiting LEDs, Arduino microcontroller circuits, and general-purpose electronics prototyping.
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Made In : | India |
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Product Description (Detailed):
Elevate your electronic projects with our reliable 330 Ohm Carbon Film Resistors, an indispensable component for a multitude of circuit designs. Often referred to simply as 330R resistors, these essential passive devices are engineered for consistent performance in a vast range of applications. Each resistor features a robust ¼ Watt (0.25W) power rating, making them perfectly suited for current limiting in LED circuits, pull-up/pull-down configurations, and signal conditioning in low-power electronic systems. The carbon film construction ensures stable resistance values with a common ±5% tolerance, clearly identifiable by the standard Orange-Orange-Brown-Gold color code bands. This construction provides a dependable and cost-effective solution for ensuring precise current control and voltage drops within your circuits.
Our axial lead through-hole resistors are designed for effortless integration into breadboards, prototyping boards, and printed circuit boards (PCBs), offering excellent mechanical stability for both temporary and permanent installations. With a typical maximum working voltage of 250V and an operational temperature range from approximately -55°C to +155°C, these resistors guarantee reliable operation across diverse environmental conditions. Whether you're building an Arduino circuit, interfacing with sensors, or designing a basic audio amplifier, the 330 Ohm carbon film resistor is a fundamental building block. It plays a critical role in controlling current according to Ohm's Law (I=V/R), protecting sensitive components, and ensuring the correct operational parameters for your design. Choose our high-quality 330 Ohm resistors for accuracy, durability, and a seamless experience in all your electronic endeavors.
The 330Ω Resistor is one of the most commonly used general-purpose resistors in DIY electronics and embedded system design. With a ¼ Watt power rating and 5% tolerance, it is ideal for limiting current to LEDs, protecting microcontroller GPIO pins, and creating simple voltage dividers.
Its compact axial through-hole design makes it easy to use with breadboards, PCBs, and perfboards, and its color code (orange-orange-brown-gold) allows for quick identification.
It’s a must-have for any Arduino, Raspberry Pi, or ESP32-based project, especially when working with LED indicators, sensors, and basic logic circuits.
Key Features:
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Resistance: 330Ω (Ohms)
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Power Rating: ¼ Watt (0.25W)
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Tolerance: ±5%
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Body Type: Axial, through-hole carbon film
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Color Code: Orange – Orange – Brown – Gold
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Ideal for LED current limiting, GPIO protection, Arduino, and other microcontroller applications
Technical Specifications:
Parameter | Specification |
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Resistance | 330Ω (Ohms) |
Tolerance | ±5% |
Power Rating | 0.25W (¼ Watt) |
Resistor Type | Carbon Film |
Mounting Type | Axial, Through-Hole |
Color Code | Orange – Orange – Brown – Gold |
Operating Temperature | -55°C to +155°C |
Lead Spacing | ~7–8 mm |
How to Use:
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Use in series with LEDs to limit current and prevent burnout.
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Insert into breadboard or solder to PCB for fixed resistance.
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Great for Arduino GPIO protection and basic logic circuits.
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Combine with capacitors or transistors for timing and control applications.
Tip: 330Ω is a perfect value for driving standard 5mm LEDs from 5V or 3.3V systems.
Applications:
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LED current-limiting resistor (5V or 3.3V systems)
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Arduino, ESP32, and Raspberry Pi GPIO protection
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Pull-up/pull-down resistor circuits
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Basic logic level interfacing
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Transistor base resistor
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Prototyping and STEM learning kits
Package Includes:
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1 × 330Ω ¼ Watt Resistor
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