White Papers
White Papers
- DC Power Supply
- AC Power Supply
- Electronic Load
DC Power Supply
How we made progress towards more intelligent fuel testing systems
In this article we’ll explain this difference, how our products have advanced for testing them and continue lead the testing industry.
Why doesn’t a purely inductive or capacitive circuit consume power?
In this article we’ll explain, without equations, this phenomenon based on their physical characteristics, which can store energy in a magnetic field.
How to Achieve Stable External Control of DC Power Supplies
In this white paper, we’ll mainly focus on explaining how to control DC power supplies with external voltage using external analog signals and briefly explain how to successfully utilize the digital controls in the last section.
How to Minimize Power Supply Noise in Test Systems
This white paper will discuss how to mitigate the power supply noise in the test systems, showing two test system examples – a DC/DC converter test system and an RF amplifier test system.
How to Select a Right DC Power Supply Part2
This white paper will be your guide for selecting a DC power supply.
How to Select a Right DC Power Supply Part1
This part1 describes types and characteristics of typical DC power supplies.
What is Difference between DC Power Supply and Battery?
In this white paper, we are going to define the differences between DC power supplies and batteries by explaining the battery simulation testing applications.
Five Simple Questions on DC Power Supply
This white paper shows the five most common simple questions on DC power supplies that you may want to know. Detailed answers for each question with some useful tips are given in this white paper.
Which Power Supply is Most Suitable to Run DC Motor?
This white paper shows the capability of bipolar DC power supply PBZ20-20A, which supplies a short-term peak current up to 6 times its rating current.
What It Takes to Keep DC Power Supply Stable Part2
This white paper helps you to understand the typical issues involved with load conditions and how to solve them, particularly focusing on three types of loads: 1) inductive load 2) capacitive load such as battery and 3) regenerative load one by one.
What It Takes to Keep DC Power Supply Stable Part1
This white paper explains the best practices for connecting a power cable and load cable to the DC power supply.
What Makes a Good Power Supply
This white paper describes a good power supply.
We explain how to determine the ability of the power supply by four characteristics associated with the power supply’s specification: line regulation, load regulation, transient response and ripple noise.
DC Power Supply Sinks Current when Output is Turned Off
This white paper explains the power supply’s behavior.
Output On/Off Behavior of PBZ Series
This white paper focuses on following topic of the output on/off behavior of PBZ and explain how:
1. the output voltage and output impedance change during the output on/off
2. PBZ responses to the output-on/off external signal input
Using Bipolar Power PBZ Series as AC Electronic Load
This white paper shows the techniques to make the system that our bipolar power supply PBZ Series acts as a Constant Resistance load.
Vibration test method for automotive wire harness connector
This white paper shows vibration test method in CV mode for automotive wire harness with connector, and explains how to conduct the test.
Output Connection Methods with Parallel Control
This white paper describes not only the basic connection methods, also advanced techniques to stabilize an unstable output.
CC-CV Charging System without Series Diode
This white paper describes other stable CC-CV charging methods with a switch.
How to Balance Battery Module Charge-Discharge
This white paper shows the method to balance the battery charge-discharge by using our DC power supply and Electronic load.
How to change pulse width using sequence function
This white paper explains how to change the pulse width with PBZ Series.
How to output synchronized square wave from TRIG OUT term
This white paper describes to realize it.
How to measure output impedance of power supply
This white paper explains how to flow the load current to DUT power supply.
How to double output voltage from two PBZ by BTL connection
This white paper provides you with introduction on a method to achieve a double output voltage using two units of PBZ Series.
How to enable Positive/Negative output from DC power supply
This white paper shows the procedure how to produce positive/negative output and describes dual tracking function.
Necessity of grounding output terminal for power supply
This white paper may help you to ground the power supply properly.
Current and voltage accuracy in two setting methods
This white paper explains the accuracy difference between these two methods.
Parallel operation with different power supply models
This white paper describes the recommended parallel operation to increase the output capacity with the different models.
AC Power Supply
What should you consider when measuring power consumption using an AC power supply?
This paper examines the most common symptoms for the differences, the reasons and how to solve them.
What are the Advantages of AC Regulated Power?
This paper will discuss how these power supplies are useful and suited for a wide variety of testing applications.
Why doesn’t a purely inductive or capacitive circuit consume power?
In this article we’ll explain, without equations, this phenomenon based on their physical characteristics, which can store energy in a magnetic field.
Voltage Interruption Waveforms Provided by PCR-LE Series
This white paper is supplemental to the main paper “How Does Surge Suppression Work in PCR-LE/LE2 Series?”
How Does Surge Suppression Work in PCR-LE/LE2 Series?
This white paper provides the details of surge suppression function and makes clear the difference between when surge suppression is set to on and off.
Guidelines for Peak Current Detection Testing
This white paper gives you practical guide on how to build a better test system using an AC power supply and AC E-load.
How to Reduce Power Supply Noise
This white paper focuses on a noise terminal voltage which is regarded as conducted noise and introduces how to reduce it.
How to Calculate Input Current for PCR-LE/MA Series
This white paper gives you the examples how to calculate the input current based on your output requirement.
Precautions when operating PCR-LE Series in DC mode
This white paper introduces the important precautions and useful functions to operate PCR-LE Series in DC mode.
Single-phase Three-wire output from AC Power Supply
If you need to output from one AC power supply and the required current through DUT is small, you can output it by configuring the circuit as described in this white paper.
Useful functions for using L-Load/C-Load in PCR-LE Series
This white paper describes the useful functions and precautions when using L-Load and C-Load in PCR-LE Series.
Necessity of grounding output terminal for power supply
This white paper may help you to ground the power supply properly.
Tutorial to perform simulated CC operation in PCR-LE Series
This white paper describes the functions and characteristics of this method.
Electronic Load
The importance of inductive reactance in load wires during impedance measurements of high-current fuel cells
This white paper will explain how inductive reactance acts in AC circuits, and how it affects the impedance measurement and accuracy.
What to Consider When Testing a High-Current Single Fuel Cell Using an Electronic Load
This white paper will examine necessary considerations when testing high-current single fuel cells with a load.
How to Accurately Measure Fuel Cell Impedance
In this article, we’ll go over key concepts and demonstrate the proper measurement setup in order to achieve accurate results.
How we made progress towards more intelligent fuel testing systems
In this article we’ll explain this difference, how our products have advanced for testing them and continue lead the testing industry.
DC Electronic Load-Part 7: Precautions for Use
In this article you’ll read about common pitfalls when operating power loads: operating range, protective function features and safety, as we as general troubleshooting including incorrect mode usage, pulse-current errors and oscillations in current wave forms.
DC Electronic Load – Part 6: Application and Example (2)
In this white paper, Continuing from the previous white paper, here are three more effective applications and examples of electronic loads.
DC Electronic Load-Part5: Application and Example(1)
In this white paper, we are introducing the four practical electronic load applications and examples: DC power supply test, Battery discharge test, Output impedance measurement on DC power supplies and batteries, Current waveform simulation.
DC Electronic Load-Part4: Relationship between Op. modes
This white paper describes how operation modes relate to each other and how each mode works on other modes.
DC Electronic Load-Part3: Basic Operation Mode & Principle2
This white paper explains about the constant voltage (CV) mode used for a Zener diode simulation and the constant power (CP) mode used for a constant-power load simulation.
DC Electronic Load-Part2: Basic Operation Mode & Principle
This white paper describes the CC mode and CR mode.
DC Electronic Load-Part1: What is DC Electronic Load?
This white paper gives you a thorough understanding of the basics and use of electronic loads. Part 1 explores the fundamentals of electronic loads.
Using Bipolar Power PBZ Series as AC Electronic Load
This white paper shows the techniques to make the system that our bipolar power supply PBZ Series acts as a Constant Resistance load.
Switching function improvement in PLZ-5W Series
This white paper explains about the improvements by comparing with the PLZ-4W Series with waveforms.
Using electronic load to battery charger testing
This white paper gives you a test method with an electronic load, which provides the best solution for the battery charger testing to simulate the actual behavior of a battery.
How to effectively improve safety during load testing
This white paper explains how important these are for safety reasons.
Choosing Electronic Load that fits switch testing system
This white paper shares the measurement results using our different Electronic Loads and helps you understand how to choose or set an Electronic Load for switch testing system.
Guidelines for Peak Current Detection Testing
This white paper gives you practical guide on how to build a better test system using an AC power supply and AC E-load.
Easy Way to Expand Electronic Load Capacity in CV Mode
This white paper explains how to increase the capacity by parallel connection with different models such as PLZ-5W Series and PLZ-4W Series.
How to Balance Battery Module Charge-Discharge
This white paper shows the method to balance the battery charge-discharge by using our DC power supply and Electronic load.
Blown fuse testing precautions when using Electronic Load
This white paper will address some precautions on the blown fuse testing such as the unit testing or cable and fuse testing and fuse component testing when using an Electronic Load.
Methods to absorb motor’s regenerative current by E-Load
This white paper describes the characteristics, functions and precaution for the methods.
Why does PLZ164WA work at 0V?
This white paper shows the mechanism and answers to some questions such as “Why the current flows even when the input voltage is set to 0V?”.
How to download white papers
To download a white paper, open a file in the browser window and click “Download PDF File” in the 【・・・】 menu at the bottom of the page.
