LED 活性计算器
使用此免费在线工具计算引导电阻器
LED Resistor Calculator
Calculate the required resistor for your LED circuit
R = (Vsupply - Vled) / Iled
Results
Required Resistance
150.00 Ω
Nearest Standard Resistor
150.00 Ω
Resistor Wattage
60.00 mW
Voltage Drop across R
3.00 V
Recommended resistor wattage: > 120 mW (2x safety margin)
Led 电阻计算器是一款完全在浏览器中运行的免费工具。无需注册，无需下载 - 只需打开并使用它。
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分类
🔧 Electronics & Arduino
类型
⚡ 在浏览器中处理
标签