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

Bypass Capacitor Calculator

By / / 4 minutes of reading

Bypass Capacitor Calculator Calculate the ideal bypass capacitor based on IC switching frequency, supply voltage, and allowable ripple. Switching Frequency (f) 0&&v>0&&r>0&&i>0){var dv=v*r;var c=i/(f*dv);document.getElementById(‘bpOut1′).innerText=(c*1e9).toFixed(2)+’ nF’;document.getElementById(‘bpOut2′).innerText=(c*1e6).toFixed(4)+’ µF’;document.getElementById(‘bpOut3′).innerText=dv.toFixed(3)+’ V’;}”>MHzkHzHz Supply Voltage V (V) 0&&v>0&&r>0&&i>0){var dv=v*r;var c=i/(f*dv);document.getElementById(‘bpOut1′).innerText=(c*1e9).toFixed(2)+’ nF’;document.getElementById(‘bpOut2′).innerText=(c*1e6).toFixed(4)+’ µF’;document.getElementById(‘bpOut3′).innerText=dv.toFixed(3)+’ V’;}”> Transient Current I (A)

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Parallel Capacitor Calculator

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Parallel Capacitor Calculator Enter capacitor values (µF). Total capacitance in parallel = C1 + C2 + C3 + C4 C1 (µF) C2 (µF) C3 (µF) – optional C4 (µF) – optional Total Parallel Capacitance 30.00 µF = 30000.00 nF = 30000000.00 pF Circuit Diagram ABC1C2C3C_total = C1 + C2 + C3 + … Reference Table

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LED Driver Calculator

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LED Driver Calculator Number of LEDs Forward Voltage per LED (Vf) Current per LED (mA) Wiring Configuration Series (voltages add)Parallel (currents add) Safety Factor 20% headroom (recommended)10% headroom30% headroom50% headroom (heavy duty) Results Total Voltage: 32.00 V Total Current: 0.350 A Load Power: 11.20 W Recommended Driver: 13.44 W Driver Spec: 350 mA @ 32.0V

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