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Switching Regulators
ROHM switching regulators (DC/DC converters) are available with or without integrated FET (boost/buck/buck-boost) in single- and multi-channel configurations that deliver broad compatibility. Our industry-leading DC/DC converters and evaluation boards allow customers to develop and differentiate their power designs. They are ideally suited for industrial equipment applications, cellular base stations, consumer computers and peripherals, and automotive applications.
Do you need help finding the correct power solution for your needs? We provide a clear explanation for selecting the ideal DC/DC converter from our broad lineup. Support materials including datasheets, videos, application notes and commentary are available to facilitate evaluation and development.
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Evaluation Board
ROHM's switching regulator (DC/DC converter) series evaluation boards are available with built-in FET (step-down/step-up/step-up&down type), external FET (step-down/step-up/step-up&down type), and 1ch type to system power supply type to support a wide range of applications. This page introduces some representative items from the lineup as evaluation boards. A user's guide containing schematics, component information, typical characteristic data and evaluation board design information can be downloaded and used as a reference for customer designs.
| Type | Part No. | Image | IC | Board size X/Y [mm] |
Vin [V] | Vout [V] |
Iout [A] |
User's Guide | Distribution Inventory |
|---|---|---|---|---|---|---|---|---|---|
| Buck-Boost DCDC Converter | BD8306MUV-EVK-001 |  |
BD8306MUV | 40 / 40 | 2.8 – 5.5 | 3.3 | 1.0 | User's Guide | Contact Us |
| Boost / Invert DCDC Converter | BD8316GWL-EVK-001 |  |
BD8316GWL | 45 / 60 | 2.5 – 4.5 | +5.6/-5.6 | -0.2/+0.2 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9B333GWZ-EVK-001 |  |
BD9B333GWZ | 50 / 40 | 2.7 – 5.5 | 0.9 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9G102G-EVK-001 |  |
BD9G102G-LB | 50 / 50 | 8 – 42 | 5.0 | 0.5 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9G201EFJ-EVK-001 |  |
BD9G201EFJ-M | 80 / 70 | 10 – 42 | 5.0 | 1.5 | User's Guide | Contact Us |
| Buck DCDC Converter | BD70522-EVK-101 |  |
BD70522GUL | 50 / 50 | 2.5 – 5.5 | selectable 1.2/ 1.5/ 1.8/ 2.0/ 2.5/ 2.8/ 3.0/ 3.2/ 3.3 |
0.01 | User's Guide | Contact Us |
| Buck-Boost DCDC Converter | BD83070GWL-EVK-001 |  |
BD83070GWL | 60 / 45 | 2.0 – 5.5 | 2.5 / 3.3 | 1.0 | User's Guide | Contact Us |
| Buck DCDC Converter Controller | BD9611MUV-EVK-001 |  |
BD9611MUV | 80 / 80 | 15 - 36 | 12 | 10.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A100MUV-EVK-001 |  |
BD9A100MUV | 50 / 50 | 2.7 – 5.5 | 1.8 | 1.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A101MUV-EVK-001 |  |
BD9A101MUV-LB | 50 / 50 | 2.7 – 5.5 | 1.8 | 1.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A300MUV-EVK-001 |  |
BD9A300MUV | 50 / 50 | 2.7 – 5.5 | 1.8 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A301MUV-EVK-001 |  |
BD9A301MUV-LB | 50 / 50 | 2.7 – 5.5 | 1.8 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A400MUV-EVK-001 |  |
BD9A400MUV | 50 / 50 | 2.7 – 5.5 | 1.8 | 4.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9A600MUV-EVK-001 |  |
BD9A600MUV | 50 / 50 | 2.7 – 5.5 | 1.8 | 6.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9B300MUV-EVK-001 |  |
BD9B300MUV | 50 / 50 | 2.7 – 5.5 | 1.2 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9B300MUV-EVK-101 |  |
BD9B300MUV | 55 / 37.47 | 2.7 – 5.5 | 3.3 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9B301MUV-EVK-101 |  |
BD9B301MUV-LB | 55 / 37.47 | 2.7 – 5.5 | 3.3 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9C301FJ-EVK-001 |  |
BD9C301FJ-LB | 50 / 50 | 4.5 – 18 | 3.3 | 3.0 | User's Guide | Contact Us |
| BD9C301FJ | User's Guide | Contact Us | |||||||
| Buck DCDC Converter | BD9C401EFJ-EVK-001 |  |
BD9C401EFJ | 50 / 50 | 4.5 – 18 | 3.3 | 4.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9C501EFJ-EVK-001 |  |
BD9C501EFJ | 50 / 50 | 4.5 – 18 | 3.3 | 5.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9C601EFJ-EVK-001 |  |
BD9C601EFJ | 50 / 50 | 4.5 – 18 | 5.0 | 6.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9C601EFJ-EVK-101 |  |
BD9C601EFJ | 70 / 70 | 4.5 – 18 | 3.3 | 6.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9D320EFJ-EVK-001 |  |
BD9D320EFJ | 50 / 50 | 4.5 – 18 | 3.3 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9D321EFJ-EVK-001 |  |
BD9D321EFJ | 50 / 50 | 4.5 – 18 | 3.3 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9D321EFJ-EVK-101 |  |
BD9D321EFJ | 55 / 37.47 | 4.5 – 18 | 1.8 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9E100FJ-EVK-001 |  |
BD9E100FJ-LB | 50 / 50 | 7.0 – 36 | 5.0 | 1.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9E101FJ-EVK-001 |  |
BD9E101FJ-LB | 50 / 50 | 7.0 – 36 | 5.0 | 1.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9E300EFJ-EVK-001 |  |
BD9E300EFJ-LB | 50 / 50 | 7.0 – 36 | 5.0 | 2.5 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9E301EFJ-EVK-001 |  |
BD9E301EFJ-LB | 50 / 50 | 7.0 – 36 | 5.0 | 2.5 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9E303EFJ-EVK-001 |  |
BD9E303EFJ-LB | 50 / 50 | 7.0 – 36 | 5.0 | 3.0 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9G341AEFJ-EVK-101 |  |
BD9G341AEFJ-LB | 70 / 70 | 12 – 76 | 5.0 | 3.0 | User's Guide | Contact Us |
| BD9G341AEFJ | User's Guide | Contact Us | |||||||
| Buck DCDC Converter | BD9G401EFJ-EVK-001 |  |
BD9G401EFJ-M | 80 / 70 | 10 – 42 | 5.0 | 3.5 | User's Guide | Contact Us |
| Buck DCDC Converter | BD9V101MUF-EVK-001 |  |
BD9V101MUF-LB | 100 / 80 | 16 – 60 | 5.0 | 1.0 | User's Guide | Contact Us |
| Boost DCDC Converter | BU33UV7NUX-EVK-101 |  |
BU33UV7NUX | 60 / 60 | 0.6 – 4.5 | 3.3 | 0.05/0.5 | User's Guide | Contact Us |