Output current effect on inductor value selection for SMPS

Understanding Power Inductor Parameters | Article | MPS

When selecting an inductor, it is important to understand the electrical characteristics noted in the inductor's datasheet. This article will provide guidance ...

Inductor Selection in DC-DC Switching Power Supply - EverExceed

Taking the Boost circuit as an example, with an input voltage of 4.2V, a switching frequency of 1.2MHz, an output current of 500mA, and an ...

[031] Choosing the Inductor for a Buck Converter - Ridley Engineering

The peak-to-peak value of the current is 0.5 A, and this results in a 5 mV ripple on the output of the converter. In most practical design cases, the output ...

Selecting L and C Components in the Power Stage of the MC34700 ...

... selection of the output inductor L, the output capacitor ... and the lifetime of a capacitor, an output capacitor with an adequate current rating should.

How to Choose the Right Inductor for DC-DC Buck Applications

You can select what the inductor ripple current is – it sets output ripple voltage across the ESR of C1. For this example, the inductor current ...

Inductor Calculation for Buck Converter IC

1 shows a typical buck converter circuit when switching element Q1 is ON. When N-ch MOSFET Q1 is ON, current flowing from input VIN to coil L charges the output ...

Buck Converter Inductor Current & Duty Cycle SMPS #3 ... - YouTube

In this video 'Buck Converter Inductor Current & Duty Cycle #3' I will show how to calculate the size of the inductance need for the buck ...

Guide to Selecting Inductors for Switching Regulators

For a buck converter, choosing the correct value of inductance is important to obtain acceptable inductor and output capacitor sizes and ...

Inductor Selection - Tech Web

1）Inductance calculation. First, the following equations are used to calculate the inductance. · 2）Calculation of the maximum current of the ...

Continuous Conduction Mode in an SMPS: What is it and Why it ...

The design strategy for ensuring the inductor current does not fall to zero during switching is to iterate through values for other circuit ...

Inductor sizing and it energy handling ability (SMPS related)

In summary, the size of an inductor is proportional to the load current in a switched-mode DC-DC converter. This is because, in order to ...

Webinar: Choosing the Right Inductor for Your DC/DC Converter

... Value (Inductance) -Items to Consider when Selecting an Inductor -DC/DC Buck Converter Example Stay up to date on MPS technologies: https ...

Questions About Buck Converter inductor value : r/AskElectronics

The inductor's inductance is a function of desired output ripple, output capacitance, input voltage, and switching frequency. It also affects ...

Selection of Inductor value | Forum for Electronics

The total series resistance will be different than this model but that will limit the current and the inductor will be saturated and act as a ...

What if I selected a very large inductor while designing a step up ...

The value of inductor is inversely proportional to the switching frequency and also the Current Ripple in the output.

AN2011: ZL2005 Component Selection Guide - Renesas

output voltage deviation while the inductor current ramps up or down to the new steady state output current value. As a starting point ...

Switching Regulator Component Selection & Sizing - Phil's Lab #71

Including sizing of input/output capacitors, inductor, rectifier ... Current 08:52 Inductor Selection 10:08 Effect of Switcher ...

Output Inductor Calculation for SMPS Converters using the Forward ...

The off time is 0.45 * 20µs = 9µs. That is our Toff(est). Let's say that the minimum load will draw 500mA current. With a 14V output and 500mA ...

How To Choose The Correct Inductor Value? - Industrial News

In most datasheets for switching regulators, as well as in most application notes and other explanatory texts, the inductor current ripple is ...

Switch Mode Power Supply (SMPS) Topologies

Improving the load transient response and implementing current mode control requires reducing the output inductor value and the use of a better output capacitor ...