ROHM Semiconductor USA, LLC

DC/DC Converter IC minimizes industrial equipment component count.
Electrical Equipment & Systems

DC/DC Converter IC minimizes industrial equipment component count.

Manufactured with BiCDMOS process, BD9E300EFJ-LB single-channel synchronous rectification step-down DC/DC converter features 40 V withstand voltage input with built-in power MOSFET for switching and output current of 2.5 A. Adoption of N-channel MOSFET at upper and lower sides promotes efficiency, and diode necessary for bootstrap for producing gate drive of upper-side N-channel MOSFET is also...

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Electrical Equipment & Systems

High-Efficiency PMIC bolsters Freescale i.MX 6SoloLite processors.

With power conversion efficiency exceeding- 82%, BD71805MWV utilizes analog-based power supply technology for mobile applications to optimize circuit configuration for i.MX 6SoloLite applications processor. Resulting reduction in power consumption during standby and normal operation prolongs battery life. RTC function enables clock and calendar management without driving main processor, and...

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Cell Balancing IC supports monolithic supercapacitors.
Electrical Equipment & Systems

Cell Balancing IC supports monolithic supercapacitors.

Integrating over 20 discrete components required for supercap cell balancing on single chip,- Model BD14000EFV-C promotes expansion of energy regeneration applications in industrial equipment, automotive start-stop systems, and voltage sag countermeasures. Detection is enabled for 4–6 cells, and cell balancing voltage can be set from 2.4–3.1 V, ensuring support for variety of supercaps. Flag...

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Tri-axis Accelerometers feature ultra-thin design.
Sensors, Monitors & Transducers

Tri-axis Accelerometers feature ultra-thin design.

Measuring 2 x 2 x 0.6 mm, Model KX112 features 16 bits of resolution and 2048 bytes of FIFO/FILO buffer. Unit includes built-in digital algorithms for detecting motion for power management, free fall for device protection or warranty monitoring, orientation engine for portrait/landscape detection, and tap/double-tap for user interface functionality. Model KXCJB, measuring 3 x 3 x 0.45 mm thick,...

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Electrical Equipment & Systems

MCU Power Supply IC targets automotive idling stop systems.

Utilizing proprietary boost-buck switching method, Model BD39001EKV-C ensures stable voltage supply, even when battery voltage drops below 5 V during start-stop operation. Startup sequence setting function is included that can adapt to variety of MCU specifications and requirements. IC utilizes 0.35 -µm BiCDMOS power process and achieves wide input voltage range from 4 V to absolute maximum of...

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Agricultural & Farming Products

Low-Power MCU provides Class D speaker amplifier, audio playback.

Within one WQFN28 package, ML610Q304 integrates 8-bit RISC core, speech synthesis circuit, Class D speaker amp, non-volatile memory, and oscillator circuit. Monolithic design promotes safety and battery life, and audio playback is possible via connecting to speaker. Also, hardware-based audio playback operation minimizes load placed on MCU for system control processing. Other features include...

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ROHM Semiconductor's Innovative Wearable Key Device
Agricultural & Farming Products

ROHM Semiconductor's Innovative Wearable Key Device

The novel design integrates multiple sensors, a Bluetooth-® LE IC, and low power sensor hub microcontroller into a compact, lightweight form factor SANTA CLARA, Calif. and KYOTO, Japan - ROHM Semiconductor has recently announced the development of a versatile wearable key device that provides unprecedented functionality, from counting the number of steps taken, estimating the number of calories...

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Controls & Controllers

AEC-Q100-compliant LDOs serve automotive applications.

Optimized- for MCU power supplies in automotive body and powertrain systems, 16 models of BD4xxMx series utilize 0.35 -µm BiC-DMOS processes and ROHM analog design technology to achieve input tolerance of 45 V and minimize no-load current consumption. Circuit design enables support for ceramic capacitors, eliminating need for electrolytic capacitors for oscillation prevention. Stable voltage...

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Electronic Components & Devices

High Power Shunt Resistors Ultra-Low-Ohmic.

High-power, ultra-low-ohmic shunt resistors of PSR series include 4 W PSR400 and 5- W PSR500. Due to precision welding, products support high power requirements and ensure measurement accuracy even in ultra-low-ohmic (0.2 mΩ) region. Use of high-performance alloy for resistive metal- optimizes temperature coefficient of resistance. Typical uses include current detection (detecting overcurrent...

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