Kevin Chen

Hello, I'm Kevin Chen, an electrical and electronic engineer with 23 years of experience. I graduated from the University of Electronic Science and Technology of China in 2000. As part of my role at Rantle, I am responsible for creating informative and reliable content related to electronics. At Rantle, we strive to provide valuable electronic information to our readers. We cover a wide range of topics, including IC chips, capacitors, resistors, inductors, circuit breakers, diodes, transistors, modules, relays, optical couplers, connectors, PCBs, and more. We encourage you to actively engage with us by sharing your thoughts and questions on these subjects. Our goal is to assist you by offering accurate and helpful insights into the world of electronics. We eagerly await your participation and look forward to hearing from you.

Kevin Chen

LED Strip Power Calculator

LED Strip Power Calculator Strip Length (meters): Power per Meter (W/m): Voltage (V): 5V12V24V36V Safety Margin: 20% (Recommended)30% (Safe)50% (High Load)0% (Minimum) Total Power: 72.00 W Current Draw: 6.00 A Recommended PSU: 86.40 W Daily Consumption (24h): 1.73 kWh Wiring Diagram AC Power110/220VDriver / PSUDC 12V/24VLED StripLED Strip Wiring FlowInputConvertOutput Common LED Strip Reference Strip

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PCB Crosstalk Calculator

PCB Crosstalk Calculator Input Parameters Trace Spacing S (mil): Dielectric Height H (mil): Trace Width W (mil): Parallel Length L (inch): Signal Rise Time Tr (ns): Aggressor Voltage V (V): Results NEXT (Near-End Crosstalk): 20.00% FEXT (Far-End Crosstalk): 6.67% NEXT Voltage: 0.660 V FEXT Voltage: 0.220 V Cross-Section Diagram Dielectric (FR4)GND PlaneAGGVICSWHCoupling FieldAGG = Aggressor

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PCB Pad Size Calculator

PCB Pad Size Calculator (IPC-7351) Component Lead Diameter / Width (mm): Pad Type: SMD (Surface Mount)THT (Through-Hole) Density Level (IPC-7351): Most (M) – Max RobustNominal (N) – StandardLeast (L) – High Density Result Pad Size — Drill Hole Diameter — Annular Ring — Pad Geometry Diagram SMD PadLeadPad LengthWidthTHT PadPad DHoleAnnular Ring = (Pad −

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PCB Stripline Calculator

PCB Stripline Impedance Calculator Input Parameters (mil) Trace Width (W)Trace Thickness (T)Dielectric Height (B)Dielectric Constant (Er) Impedance Z₀: 52.36 Ω Capacitance: 3.83 pF/inch Propagation Delay: 176.71 ps/inch Stripline Cross-Section GND Plane (Top)ErGND Plane (Bottom)WTB Common Stripline Reference (Er=4.3, T=1.4mil) Target Z₀ (Ω) Width W (mil) Height B (mil) Use Case 40 10 15 DDR3/DDR4 Data

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PCB Via Size Calculator

PCB Via Size Calculator Current (A): Temp Rise (°C): Board Thickness (mm): Plating Thickness (oz): 0.5 oz1 oz2 oz3 oz Min Via Diameter: 66.30 mil (1.684 mm) Recommended Pad Size: 2.084 mm Aspect Ratio: 0.95 :1 Via Structure Diagram Pad DiameterVia HolePlatingBoard ThicknessAspect Ratio = Thickness ÷ Hole Diameter Standard Via Size Reference Via Type

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