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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. 330Ω 1/4 Watt Resistor with ±5% tolerance, ideal for current limiting in LEDs, Arduino projects, and basic electronic circuits. Standard axial leaded carbon film type.
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Made In : | India |
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Product Description:
The 330 Ohm Resistor is a fundamental component in the world of electronics, and a must-have for any hobbyist or student's toolkit. This versatile, general-purpose resistor is easily identifiable by its through-hole design and a color code of Orange-Orange-Brown followed by a tolerance band. It features a standard 1/4W (0.25W) power rating, making it a perfect fit for a vast range of low-power circuits without the risk of overheating. As a carbon film resistor, it offers a cost-effective and reliable solution for countless applications, providing a stable resistance with a typical tolerance of ±5%.
One of the most common and critical uses for a 330 Ohm resistor is as a current-limiting resistor for LEDs. When powered by a 5V source from a microcontroller like Arduino or a Raspberry Pi, this resistor safely limits the current flowing to an LED, preventing it from burning out. Its value is carefully chosen to provide optimal brightness while ensuring the longevity of the LED.
Beyond LED circuits, this resistor is also a key component in voltage dividers, simple RC circuits, and as pull-up or pull-down resistors on digital input pins to ensure a stable logical state. Its universal utility makes it a staple for prototyping on breadboards, soldering onto circuit boards, and for any DIY electronics project. The 330 Ohm 1/4W carbon film resistor is a cornerstone of basic electronics, providing the necessary resistance for countless designs while being both affordable and easy to use.
The 330Ω 1/4 Watt Resistor is one of the most commonly used resistors in electronics. It’s perfect for limiting current to LEDs, protecting microcontroller pins, or dividing voltage in analog circuits.
This resistor is built with carbon film technology, providing stable resistance and reliable performance for most hobbyist and commercial applications. It's fully compatible with through-hole PCBs and breadboard setups.
Key Features:
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330 Ohm resistor ideal for limiting current to LEDs
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1/4W power rating, suitable for most low-power applications
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Carbon film type with ±5% tolerance (color code: Orange-Orange-Brown-Gold)
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Axial leaded design for breadboards, PCBs, and prototyping
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Compatible with Arduino, Raspberry Pi, ESP32, and DIY kits
Technical Specifications:
Parameter | Value |
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Resistance | 330 Ohm (Ω) |
Tolerance | ±5% |
Power Rating | 0.25W (1/4 Watt) |
Type | Carbon Film Resistor |
Body Size | Standard (approx. 6.3mm x 2.3mm) |
Lead Spacing | ~5.08mm |
Color Code | Orange - Orange - Brown - Gold |
Mounting | Through-Hole |
How to Use:
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In LED circuits: Connect in series to limit current and prevent damage.
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In Arduino projects: Use as a pull-up/pull-down resistor or sensor protection.
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In analog circuits: Voltage dividers, timing components, and filters.
Applications:
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LED current limiting resistor
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Arduino and Raspberry Pi projects
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General electronics prototyping
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Voltage dividers and timing circuits
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DIY kits, sensor interfaces, and filters
Package Includes:
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1 × 330 Ohm Resistor
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