# Key Words : Efficiency curve

2019.07.10

#### Summary

This concludes our extended discussion of "Examination of Losses" in the DC/DC Converter Evaluation ...

2019.06.06

#### Important Matters when Studying Large Output Currents Applications: Part 2

In the previous article, the first of two points to note when studying applications with large outpu...

- Key Words :
- DC/DC converter loss
- DCR loss
- Dead time loss
- Efficiency curve
- Efficiency graph
- Gate capacitance
- Gate charge
- Gate charge loss
- Inductor DCR
- Loss calculation
- Loss factors
- Loss in synchronous rectifying step-down converters
- Loss reduction
- MOSFET ON-resistance
- MOSFET Qg
- Power supply loss
- Switching loss
- Switching noise
- Switching speed

2019.05.23

#### Important Matters when Studying High Input Voltage Applications

In the previous article, matters to be considered when raising the switching frequency to reduce the...

2019.05.23

#### Important Matters when Studying Large Output Currents Applications: Part 1

In the previous article, parts of a circuit where losses increase when the input voltage rises, as w...

2019.04.25

#### Matters to Consider When Studying Miniaturization by Raising the Switching Frequency

In the previous article, loss factors under various conditions were explained. From this article, in...

- Key Words :
- DC/DC converter frequency
- DC/DC converter loss
- DC/DC converter speed
- Dead time loss
- Efficiency curve
- Efficiency graph
- Gate charge loss
- Loss calculation
- Loss factors
- Loss in synchronous rectifying step-down converters
- Loss reduction
- Power supply loss
- Raising switching frequencies
- Raising switching power supply frequencies
- Switching frequency and efficiency
- Switching frequency and inductor miniaturization
- Switching loss
- Switching power supply miniaturization

2019.03.07

#### Loss Factors

In this article, we examine the relationship between operating conditions and loss increases. Loss ...

- Key Words :
- Allowable loss
- Ambient temperature
- DC/DC converter loss
- Efficiency curve
- Efficiency graph
- Frequency
- Junction temperature
- Load current
- Loss calculation
- Loss factors
- Loss in synchronous rectifying step-down converters
- Loss reduction
- Power supply loss
- Ta
- Thermal calculation
- Thermal design
- Thermal resistance
- Tj

2019.02.21

#### Heat Calculation for Package Selection: Example 1

Up to the preceding article, places where losses occur were discussed and methods for determining lo...

2019.02.21

#### Heat Calculation for Package Selection: Example 2

In this article, in succession to the previous "Heat Calculation for Package Selection: Example 1",...

2019.01.10

#### Simplified Method of Loss Calculation

In the previous article, we presented the method for calculating total losses for a power supply IC ...