680R ohm Resistor
The 680Ω (Ohm) Resistor is a high-quality 1/4W metal film resistor with a precise 1% tolerance, ideal for DIY electronics, Arduino projects, and prototyping. It is widely used for current limiting, voltage division, and pull-up/pull-down configurations in electronic circuits. Featuring stable resistance, low noise, and reliable performance, this resistor is a fundamental component for hobbyists, students, and engineers building circuits on breadboards, perfboards, or custom PCBs.
المقاومة 680 أوم هي مقاومة عالية الجودة من نوع Metal Film بقدرة 1/4 واط ودقة 1%، مثالية لـ مشاريع الإلكترونيات DIY ومشاريع Arduino والنماذج الأولية. تُستخدم على نطاق واسع لـ تحديد التيار، وتقسيم الجهد، وإعدادات Pull-up و Pull-down في الدوائر الإلكترونية. تتميز بثبات في قيمة المقاومة وضوضاء منخفضة وأداء موثوق، وهي من المكونات الأساسية للهواة والطلاب والمهندسين عند بناء الدوائر على لوحات التجارب أو ثنائيات الفينول النحاسية المخصصة.
The 680Ω Resistor is a precision 1/4 Watt metal film resistor designed to deliver accurate and stable resistance in electronic circuits. With a tight 1% tolerance, it ensures consistent performance, making it suitable for both general-purpose and precision applications. Metal film resistors are preferred over carbon film for their low noise, high stability, and better temperature performance, making them ideal for sensitive analog and digital circuits.
This resistor is a must-have component for any electronics enthusiast, student, or professional working on DIY projects, Arduino prototyping, or custom PCB designs. The 680Ω value is commonly used for tasks such as limiting current to LEDs, biasing transistor bases, and creating voltage divider networks. Its standard axial-lead through-hole package makes it easy to install on breadboards, perfboards, or solderable PCBs.
Built to last and tested for reliability, this resistor performs well under typical operating conditions and offers excellent long-term durability. It is fully compatible with Arduino, Raspberry Pi, ESP32, STM32, and all standard electronic platforms.
Specifications
- Resistance Value: 680 Ohm (Ω)
- Power Rating: 1/4 Watt (0.25W)
- Tolerance: ±1% (Precision Grade)
- Resistor Type: Metal Film
- Mounting Style: Through-Hole (Axial Lead)
- Lead Material: Tinned Copper
- Compliance: RoHS Compliant
- Operating Temperature Range: Typically -55°C to +155°C (standard for metal film)
Applications
- LED Current Limiting — protecting LEDs from excessive current draw
- Voltage Dividers — generating reference voltages in analog circuits
- Pull-up / Pull-down Resistors — stabilizing logic levels in digital circuits
- Transistor Biasing — base or gate resistor for BJTs and MOSFETs
- Signal Conditioning — filtering and impedance matching
- Arduino & Microcontroller Projects — prototyping and learning kits
- Audio & RF Circuits — gain setting and feedback networks
- Sensor Interfacing — calibration and signal scaling
- Educational Electronics — schools, universities, and STEM workshops
- General-Purpose Electronics — repair, modification, and DIY builds