ricoh
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Synchronous Step-down DC/DC Controller with High Accuracy Feedback Voltage offers Maximum Design Flexibility Ricoh Electronics Devices has introduced a buck DC/DC converter controller that can generate an output voltage of 1.0V to 16.0V by driving external high/low-side N-MOSFETs and offers maximum design flexibility as various settings can be tailored to the specifications of the application. The new R1260 series is a power source for systems that require step-down from high… |
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High Accuracy Analog Front End IC with Low Power Consumption for 4-cell to 7-cell Li-ion Battery Packs Ricoh Electronic Devices has introduced a new advanced Analog Front End and battery management IC that has an integrated charge pump for driving external high-side N-channel MOSFETs controlling the charge and discharge process. The new R5602 IC for 4-cell to 7-cell Li-ion / Li-polymer battery management provides cell voltage monitor and bidirectional current monitor… |
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400mA Synchronous Step-Down DC/DC Module with MODE Pin and Inductor RICOH introduced RM590 with a powerful 400mA Buck DC/DC converter and built-in inductor along with the high operating frequency of 6 MHz which, requires a significantly small PCB board space and a low number of external components. The RM590 can be configured for either PWM/VFM automatic shift operation or forced PWM operation by controlling of MODE pin. Targeted… |
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High-performance one-cell Li-ion / Polymer Battery Protection IC with Built-in Driver The R5449 is one-cell Li-ion / polymer battery protection IC that provides overcharge, over-discharge, discharge/charge overcurrent, and temperature detections. The IC can drive external high-side Nch MOSFETs and provides a high-accuracy detection at overcharge and overcurrent, and a high-accuracy charge inhibition for 0V battery. Furthermore, the IC can reduce the supply… |
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1-Cell Li-ion Battery Protection IC with Built-in Driver for High-side Nch FETs and Temperature Protection RICOH has introduced R5445 Series of 1-Cell Li-ion battery protection IC with built-in driver for high-side Nch FETs and temperature protection. This new IC serves as Li+ / Li- polymer protector of overcharge, over discharge, and over current for battery pack. The R5445 Series IC can drive external high-side Nch MOSFETs and provide high-accuracy… |
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1-Cell Protection IC with Reset and Forced Standby Function for Li-Ion and Li-Polymer Batteries Ricoh Electronic Devices has introduced a primary battery protection IC R5613 Series for rechargeable 1-cell Lithium-Ion and Lithium Polymer batteries. This Series is designed to enforce strict usage limits keeping the battery cell in optimal condition and preventing critical overload conditions. The new R5613 series features standard functions like… |
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60V Buck DC/DC Controller Series with Synchronous Rectification Optimized for Automotive and Industrial Applications Ricoh Electronic Devices has launched a high-voltage buck DC/DC controller series with a wide input voltage range of 5.0 V to 60 V and maximum rating of 80 V. The R1260 Series is optimized for use in automotive and industrial applications and its output voltage is externally configurable in the range of 1.0 V to 16.0 V. Due to its high operating voltage up to 60 V, it can… |
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Energy Harvesting DC/DC Converter for Powering Low Current Consuming IoT Devices The R1810 Boost DC/DC Converter is an energy harvesting solution designed for powering low current consuming IoT devices by extracting energy from Photovoltaic cells. Target applications include wireless sensors, home and building automation, remote monitoring, presence detection, industrial equipment controls and more. Tailored specifically to… |
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Single-Chip Power Management ICs for Continuous Operation in Industrial Applications Ricoh has introduced two new PMICs namely RN5T5610 and RN5T5612, this single-chip solution provides four high-efficiency step-down DC/DC converters, seven low-dropout regulators, four GPIOs, an interrupt controller (INTC), and an I2C-Bus interface. These devices are designed for continuous operation in industrial applications in a wide operating temperature condition (… |
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Programmable Power Management IC (PMIC) from RICOH for Automotive Audio Equipments and Navigation Systems RICOH Electronic Devices introduced the RN5T569, a power management multichannel IC (PMIC) for automotive applications that provide four high-efficiency step-down DC-DC converters, seven low-dropout regulators, four GPIOs, an interrupt controller (INTC), and an I2C-Bus interface. The new IC can customize the power supply voltage and the power on/off sequence to meet user-… |
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High Noise Immunity 42 V Input Voltage 70 mA Voltage Tracker RICOH released a High Noise Immunity Voltage Tracker IC R1540 designed for the applications of automotive or industrial applications with remote sensors or modules. The IC R1540 features small size SOT-23-5 and larger HSOP-8E package. The device offers robust immunity against EMI noise and ability to respond fast to line and load transients. This makes the CMOS-based R1540 a… |
