AC/DC Converter IC Guidelines

These application notes will introduce ROHM AC/DC ICs and include power supply topologies and output power. Select the optimal IC based on power supply method, output power, features, and other factors.

AC/DC converter IC Guideline

Product Lineup

View product features on individual product pages, datasheets, and application notes

• Search here for product specifications

Application Notes - Design Examples

View design examples for each method/type

Document Type	Download	Type	Method
BM1Q0XX series Quasi-Resonant converter Technical Design		Controller	Quasi Resonant Flyback
BM1PXXX Series PWM Flyback converter Technical Design		Controller	PWM Flyback Converter
BM2P0XX series PWM Flyback converter Technical Design		Built-in MOSFET	PWM Flyback Converter
BM2P0XX series PWM Buck converter Technical Design		Built-in MOSFET	PWM Buck Converter
BM2P0XX series PWM Buck-Boost converter Technical Design		Built-in MOSFET	PWM Buck-Boost Converter

Evaluation Board Materials

View detailed evaluation board data

Non-Isolation Buck Converter (CONPACT Series)

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BM2P109TF-EVK-001		BM2P109TF	2	10	0.2
BM2P129TF-EVK-001		BM2P129TF	2	12	0.167
BM2P139TF-EVK-001		BM2P139TF	2.6	13	0.2
BM2P159T1F-EVK-001		BM2P159T1F	2.6	15	0.175
BM2P189TF-EVK-001		BM2P189TF	3	18	0.167
BM2P209TF-EVK-001		BM2P209TF	3	20	0.15
BM2P249TF-EVK-001		BM2P249TF	3	24	0.125
BM2P129TF-EVK-002		BM2P129TF	2	-12	0.167

Non-Isolation Buck Converter ( Middle Power CONPACT Series)

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BM2P161W-EVK-001		BM2P161W	10	16	0.6
BM2P121X-EVK-001		BM2P121X-Z	9	12	0.75
BM2P141X-EVK-001		BM2P141X-Z	10	12	0.83
BM2P151X-EVK-001		BM2P151X-Z	12	15	0.8

Non-Isolation Buck Converter ( Low～Middle Power High Precision Series)

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BM2P0161-EVK-001		BM2P0161	7.5	15	0.5
BM2P0161-EVK-002		BM2P0161	6	12	0.5
BM2P016-EVK-001		BM2P016	15	15	1
BM2P016-EVK-002		BM2P016	12	12	1

Isolation Fly-Back Converter

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BM2P094FEVK-001		BM2P094F	5	5	1
BM2P016T-EVK-002		BM2P016T	22.5	15	1.5
BM2P0161-EVK-003		BM2P0161	24	12	2
BM2P016T-EVK-003		BM2P016T	48	12	4
BM2P016T-EVK-004		BM2P016T	48	24	2
BM2P016T-EVK-001		BM2P016T	30	24	1.25
BM1P061FJ-EVK-001		BM1P061F	48	24	2

Using 1700V SiC MOSFET

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BD7682FJ-LB-EVK-402		BD7682FJ-LB	24	24	1
BM2SCQ123T-EVK-001		BM2SCQ123T-LBZ	48	24	2

PFC

Document Type	Download	Product	Output Power (W)	Output Voltage (V)	Output Current (A)
BD7692FJ-EKV-001		BD7692FJ	200	400	0.5

Link

• AC/DC New Product Page
• AC/DC Product Search (Parametric)