Step-Down (Buck)

Step-Down (Buck)

Step-Up (Boost)

Step-Up (Boost)

Step-Up or Step-Down (Buck-Boost)

Step-Up or Step-Down (Buck-Boost)

Multi-Phase Step-Down

Multi-Phase Step-Down

Digital Interface Control

Interface Control

Want to know more? Please see Buck Converter Selection Criteria.

Documents and Tools

Selection Guides

Richtek Product Selection Guide [Jan., 2024]

Start your project with our power solutions in no time.

Richtek Featured Product Tree [Aug., 2023]

Accelerate your product search with lists of featured products.

Richtek Automotive Product Selection Guide [Sep., 2022]

Finding the right product for your automotive applications.

Power IC Solutions for IoT/Portable/Wearable/Battery-Powered Applications [Sep., 2018]

Power Mangement Components for Lithium-Ion Battery Powered Applications [Oct., 2015]

ACOT™ (Advanced Constant-On Time) Synchronous Step-Down Converters [Oct., 2015]

Application Notes

Title Date Action
Power Management for Video Doorbell 2021/10/08
Application and Definition of Thermal Resistances on Datasheet 2020/05/21
Power Management Introduction 2014/11/01

Step-Down (Buck)

Title Date Action
Multi-Source Power Management Design 2022/04/26
Car Battery Cold Crank Waveform Generator 2021/05/21
Modeling and Verification of Thermal Model for Power Management System 2021/01/14
RT6204 Wide Vin Buck Converter 2016/09/01
Analyzing VIN overstress in Power ICs 2016/07/01
RT2875 3A Automotive Buck Converter 2016/03/01
Reducing EMI in buck converters 2016/01/03
Understanding Thermal Characteristic of SOT-223 Package 2016/01/02
The Calculation of Output DC Offset for ACOT™ Control Buck Converter with Feed-forward Compensator 2015/12/03
Basic Calculation of a Buck Converter’s Power Stage 2015/12/02
DC/DC Converter Testing with Fast Load Transient 2015/11/01
Buck Converter Selection Criteria 2015/05/01
Comparing Buck Converter Topologies 2015/01/01
Compensation Design for Peak Current-Mode Buck Converters 2014/11/02
Richtek Designer Web Simulation Tool Technical Notes 2014/05/03
Powering Microcontrollers from Industrial Supply Rails 2014/05/02
Current Ripple Factor of a Buck Converter 2014/04/03
Analysis of Buck Converter Efficiency 2014/03/02
SOT-23 FCOL Package Thermal Considerations 2014/03/01
ACOT® Stability Testing 2013/11/01

Multi-Phase Step-Down

Title Date Action
How PCB Mismatch Affects Common-N DCR Current Sensing in Multi-phase Applications 2021/07/14