ROHM Semiconductor GmbH Datasheets for DC-DC Converter Chips

DC-DC converter chips provide a regulated DC voltage output from a different, unregulated input voltage. 
DC-DC Converter Chips: Learn more

Product Name Notes
BD7672BG is a PWM controller type DC/DC converter for AC/DC that provides an optimum system for all products that requires an electrical outlet. This product supports both isolated and non-isolated...
BD7673AG is a PWM controller type DC/DC converter for AC/DC that provides an optimum system for all products that requires an electrical outlet. This product supports both isolated and non-isolated...
BD7679G is a PWM controller type DC/DC converter IC for AC/DC that provides an optimum system for all products that requires an electrical outlet. This product supports both isolated and...
BD8664GW is lithium-ion battery charger IC, suitable for charging 2S batteries from a 5V source, such as a USB port with DC/DC boost topology.
BD8665GW is lithium-ion battery charger IC, suitable for charging 2S batteries from a 5V source, such as a USB port with DC/DC boost topology.
BD8668GW is lithium-ion battery charger IC, suitable for charging 2S batteries from a 5V source, such as a USB port with DC/DC boost topology.
BD95861MUV is a 1ch synchronous buck converter that can generate output voltage (0.8V to 5.5V) at the input voltage range (7.5V to 18V). Space-saving and high efficient switching regulator can...
BD9A100MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current up to 1A.The SLLM™ control provides excellent efficiency characteristics in light-load...
BD9A300MUV is a synchronous buck switching regulator with built-in low On-resistance power MOSFETs. It is capable of providing current up to 3A. The SLLM™ control provides excellent efficiency characteristics in...
BD9A302QWZ is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. This IC is capable of providing current up to 3A. The SLLM™ control provides excellent efficiency characteristics...
BD9A400MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current up to 4A.The SLLM™ control provides excellent efficiency characteristics in light-load...
BD9A600MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current up to 6A.The SLLM™ control provides excellent efficiency characteristics in light-load...
BD9B100MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 1A, features fast transient response by employing...
BD9B200MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 2A, features fast transient response by employing...
BD9B300MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 3A, features fast transient response by employing...
BD9B304QWZ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 3A, features fast transient response by employing...
BD9B305QUZ is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. It is capable of providing current up to 3A. It features fast transient response due to constant...
BD9B333GWZ is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 3A, features fast transient response by employing...
BD9B400MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 4A, features fast transient response by employing...
BD9B500MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 5A, features fast transient response by employing...
BD9B600MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of providing current up to 6A, features fast transient response by employing...
BD9C301FJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 3A. It is...
BD9C401EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 4A. It is...
BD9C501EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 5A. It is...
BD9C601EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 6 A. It...
BD9D300MUV is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This integrated circuit (IC) is capable of providing current up to 3 A. It operates high oscillating...
BD9D322QWZ is a synchronous buck DC/DC convertor with built-in low on-resistance power MOSFETs. This IC is capable of providing current up to 3A. The SLLM™ control provides excellent efficiency characteristics...
BD9D323QWZ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current of up to 3A. External phase compensation circuit is not necessary...
BD9E104FJ is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. High efficiency at light load with a SLLMTM (Simple Light Load Mode). It is most suitable for...
BD9E302EFJ is a synchronous buck switching regulator with built-in power MOSFETs. High efficiency at light load with a SLLM™ (Simple Light Load Mode). It is most suitable for use in...
BD9F500QUZ is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. It is capable of providing current up to 5A. It features fast transient response due to Constant...
BD9F800MUX is a synchronous buck DC/DC converter with built-in low on-resistance power MOSFETs. It is capable of providing current of up to 8A. External phase compensation circuit is not necessary...
BD9P233MUF-C is an ultra-low IQ Buck converter for 3.3V output. The LLM (Light Load Mode) control ensures an ultra-low quiescent current and high efficiency at light load situation as well...
BD9S000NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 600 mA. Small inductor is applicable due to...
BD9S012NUX-C is a synchronous buck DC/DC Converter with built-in low on-resistance power MOSFETs. It is capable of providing current up to 600mA. Small inductor is applicable due to high switching...
BD9S100NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 1A. Small inductor is applicable due to high...
BD9S110NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 1 A. Small inductor is applicable due to...
BD9S111NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 1 A. Small inductor is applicable due to...
BD9S200MUF-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 2A. The SLLM™ control provides excellent efficiency characteristics...
BD9S201NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 2A. Small inductor is applicable due to high...
BD9S300MUF-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 3A. The SLLM™ control provides excellent efficiency characteristics...
BD9S400MUF-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 4A. The SLLM™ control provides excellent efficiency characteristics...
BM1050AF is compounded LSI of Power Factor Correction converter (PFC) for harmonic solution and DC/DC converter (DC/DC). Because DC/DC operates on Quasi-resonant method, DC/DC contributes to Low EMI. BM1050AF built...
BM1051F is compounded LSI of Power Factor Correction converter (PFC) for harmonic solution and DC/DC converter (DC/DC). Because DC/DC operates on Quasi-resonant method, DC/DC contributes to Low EMI. BM1051F built...
BM2P0151-Z the PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. This IC supports both isolated and non-isolated devices and enables...
BM2P0161K-Z the PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. This IC supports both isolated and non-isolated devices and enables...
BM2P0163T-Z the PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. These ICs support both isolated and non-isolated devices and enable...
BM2P061E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BM2P064E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BM2P101E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BM2P104E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BM2P131E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BM2P134E is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical product. It supports both isolated and non-isolated devices, enabling simpler design of various...
BP5122 is capable to -12V in the easier way from wide input voltage range of 8 to 20V.This is unique device which can realize -power supply circuit in simple design...
BU33UV7NUX is a synchronous buck-boost convertor with low power consumption and provides a power supply for products powered by either two-cell alkaline/ NiCd/ NiMH or one-cell Li-ion or Li-polymer battery.
ROHM's high efficiency switching regulator, BD91364BMUU, is a step-down converter designed to produce a low voltage output of 0.8V to 3.3V from a 2.9V to 5.5V power supply line. It...
ROHM's high efficiency switching regulator, BD9B331GWZ, is a step-down converter designed to produce a low voltage output of 0.6V to 3.3V from a 2.7V to 5.5V power supply line. It...
Self-excitation type DC/DC converters consisting of switching devices, rectifier devices and inductors. Only needed external devices are electrolytic capacitors in input/output line. Compact upplight SIP-9 package requiring no heat-sink.
The BD7682FJ-LB is a quasi-resonant controller-type DC/DC converter optimized for products equipped with an electrical outlet. Quasi-resonant operation enables soft switching and helps to keep EMI low, while utilizing an...
The BD83070GWL was developed to be the de facto standard for low power eco devices used in compact battery-driven applications. Original control technology (X Ramp PWM Control) enables seamless buck-boost...
The BD8316GWL is step-up and inverted 2-channel switching regulator with integrated internal high-side MOSFET. With wide input range from 2.5~5.5V ,it suitable for application of portable item. In addition, The...
The BD8317GWL is step-up and inverted 2-channel switching regulator with integrated internal high-side MOSFET. With wide input range from 2.5 to 5.5V, it suitable for application of portable item. In...
The BD8P250MUF-C is a synchronous rectification buck DC/DC converter with boost control function that utilizes ROHM’s Quick Buck Booster™ technology to achieve improved response even when switching buck-boost operation, reducing...
The BD90660HFP-C BDD9060F-C are high-accuracy frequency-flexible step-down switching regulators with built-in POWER MOSFET which can withstand high pressure. The operational frequency is freely configurable with external resistance. It features a...
The BD99010EFV-M is ultra low Iq Step-down DC/DC converters with integrated power MOSFETs for 3.3V, respectively. The SLLM™ (Simple Light Load Mode) control ensures an ultra low quiescent current and...
The BD99011EFV-M is ultra low Iq Step-down DC/DC converters with integrated power MOSFETs for 5V, respectively. The SLLM™ (Simple Light Load Mode) control ensures an ultra low quiescent current and...
The BP5293-12 series is one packaged 3terminals Buck type DC/DC Converter built-in all parts of DC/DC converter. High efficiency compared with 3 terminals regulator, and not necessary to heat sink.
The BP5293-33 series is one packaged 3terminals Buck type DC/DC Converter built-in all parts of DC/DC converter. High efficiency compared with 3 terminals regulator, and not necessary to heat sink.
The BP5293-50 series is one packaged 3terminals Buck type DC/DC Converter built-in all parts of DC/DC converter. High efficiency compared with 3 terminals regulator, and not necessary to heat sink.
The BU33DV5G devices provide a power supply solution for products powered by either two-cell alkaline, NiCd or NiMH, or one-cell Li-ion or Li-polymer battery. Output currents can go as high...
The BU33DV7NUX devices provide a power supply solution for products powered by either two-cell alkaline,NiCd or NiMH, or one-cell Li-ion or Li-polymer battery. Output currents can go as high as...
The BU34DV7NUX devices provide a power supply solution for products powered by either two-cell alkaline,NiCd or NiMH, or one-cell Li-ion or Li-polymer battery. Output currents can go as high as...
The compounded LSI of the Power Factor Correction (PFC) converter and Quasi-Resonant (QR) controller type DC/DC converter IC provides an optimum system for all products that include an electrical outlet.
The PWM type DC/DC converter (BM1Pxxx) for AC/DC provide an optimum system for all products that include an electrical outlet. BM1Pxxx supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter (BM2P016T) for AC/DC provides an optimum system for all products that include an electrical outlet. BM2P016T supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter (BM2P074KF-G) for AC/DC provide an optimum system for all products that include an electrical outlet. BM2P074KF-G supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter (BM2PXX1) for AC/DC provide an optimum system for all products that include an electrical outlet.BM2PXX1 supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter (BM2PXX1F) for AC/DC provide an optimum system for all products that include an electrical outlet.BM2PXX1F supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter (BM2PXX2) for AC/DC provide an optimum system for all products that include an electrical outlet.BM2PXX2 supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter (BM2PXX2F) for AC/DC provide an optimum system for all products that include an electrical outlet.BM2PXX2F supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter (BM2PXX3) for AC/DC provide an optimum system for all products that include an electrical outlet. BM2PXX3 supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter (BM2PXX3F) for AC/DC provide an optimum system for all products that include an electrical outlet.BM2PXX3F supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter (BM2PXX4) for AC/DC provide an optimum system for all products that include an electrical outlet. BM2PXX4 supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter (BM2PXX4F) for AC/DC provide an optimum system for all products that include an electrical outlet. BM2PXX4F supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter BM2P015-Z and BM2P016-Z for AC/DC provides an optimal system for all products that include an electrical outlet. This IC supports both isolated and non-isolated devices,...
The PWM type DC/DC converter BM2P039-Z for AC/DC provides an optimum system for all products that include an electrical outlet. BM2P039-Z supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter BM2P0391-Z for AC/DC provides an optimum system for all products that include an electrical outlet. BM2P0391-Z supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter BM2P095F for AC/DC provides an optimal system for all products that include an electrical outlet. BM2P095F supports both isolated and non-isolated devices, enabling simpler design...
The PWM type DC/DC converter BM2P159PF for AC/DC provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The PWM type DC/DC converter BM2PA96F for AC/DC provides an optimal system for all products that include an electrical outlet. BM2PA96F supports both isolated and non-isolated devices, enabling simpler design...
The PWM Type DC/DC converter for AC/DC provides an optimal system for all products that include an electrical outlet. The built-in 650V startup circuit contributes to low power consumption. Small-sized...
The PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. BM2P0161-Z supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. BM2P0361-Z supports both isolated and non-isolated devices, enabling simpler design of...
The PWM type DC/DC converter for AC/DC provides an optimal system for all products that require an electrical outlet. This IC supports both isolated and non-isolated devices and enables simpler...
The PWM type DC/DC converter for AC/DC provides an optimum system for all products that have an electrical outlet. It enables simpler design of a high effective converter specializing in...
The PWM type DC/DC converter for AC/DC provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing in...
The PWM type DC/DC converter for AC/DC, BM2P104Q-Z provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The PWM type DC/DC converter for AC/DC, BM2P104QF provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The PWM type DC/DC converter for AC/DC, BM2P107QK-Z provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The PWM type DC/DC converter for AC/DC, BM2P107QKF provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The PWM type DC/DC converter series for AC/DC provides an optimum system for all products that include an electrical outlet. It enables simpler design of a high effective converter specializing...
The quasi-resonant controller typed AC/DC converter IC “BM1Q104FJ" provides an optimum system for all products that include an electrical outlet. The quasi-resonant operation enables soft switching and helps to keep...
The quasi-resonant controller typed AC/DC converter IC (BM1Q00XFJ series) provides an optimum system for all products that include an electrical outlet. Quasi-resonant operation enables soft switching and helps to keep...
The quasi-resonant controller typed AC/DC converter IC BM1Q011FJ provides an optimum system for all products that include an electrical outlet. Quasi-resonant operation enables soft switching and helps to keep EMI...
The quasi-resonant controller typed AC/DC converter IC BM1Q021FJ provides an optimum system for all products that include an electrical outlet. Quasi-resonant operation enables soft switching and helps to keep EMI...
These are isolated type DC/DC converters, which require only few external devices to achieve switching power supplies. Best matching to drivers of micro-computers, relays and LEDs.
This is the product guarantees long time support in Industrial market. BD9A301MUV-LB is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current...
This is the product guarantees long time support in Industrial market. BD9B301MUV-LB is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. This IC, which is capable of...
This is the product guarantees long time support in Industrial market. BD9C301FJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It...
This is the product guarantees long time support in Industrial market. BD9E303EFJ-LB(E2) is a synchronous buck switching regulator with built-in power MOSFETs. It is a current mode control DC/DC converter...
This is the product guarantees long time support in Industrial market. BD9E303EFJ-LB(H2) is a synchronous buck switching regulator with built-in power MOSFETs. It is a current mode control DC/DC converter...
This is the product guarantees long time support in Industrial market. It is suitable when it is used for in long time support. As this series is PWM system DC/DC...
This is the product guarantees long time support in industrial market. This series IC is a PWM type DC/DC converter for AC/DC which provides an optimum system for Industrial Equipment,...
This is the product guarantees long time support in industrial market. This series IC is a PWM type DC/DC converter for AC/DC which provides an optimum system for various electrical...
This is the product guarantees long time support in Industrial market. BD9A101MUV-LB is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current...
This is the product guarantees long time support in the Industrial market. BD7683FJ-LB is a Quasi-resonant controller type DC/DC converters that provide an optimum system for all products that include...
This is the product guarantees long time support in the Industrial market. BD7684FJ-LB is a Quasi-resonant controller type DC/DC converters that provide an optimum system for all products that include...
This is the product guarantees long time support in the Industrial market. BD7685FJ-LB is a Quasi-resonant controller type DC/DC converters that provide an optimum system for all products that include...
This product guarantees long life cycle in Industrial market. BD9E100FJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to...
This product guarantees long life cycle in Industrial market. BD9E101FJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to...
This product guarantees long life cycle in Industrial market. BD9E300EFJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to...
This product guarantees long life cycle in Industrial market. BD9E301EFJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to...