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Renesas Electronics Americaの最新テクノロジー

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Technology Cover

2023-03-20, Step-down DC/DC power switch regulator

The ISL8540 is a step-down DC/DC power switch regulator that accepts 9.0V to 40V inputs and provides 2A output current. The output voltage can be set between 1.21V and 35V via an external voltage divider. The DMOS transistor devices using internal power, typical rDS (ON) 0.19Ω, in order to obtain high efficiency and high speed switch.

Technology Cover

2023-03-15, Renesas provides integrated circuit operational amplifiers

The CA3140A and CA3140 are integrated circuit operational amplifiers that combine the benefits of a high-voltage PMOS transistor and a high-voltage bipolar transistor on a single chip. They are suitable for supply voltages up to 36V (±18V). Operating at 4V to 36V supply voltage (single or double supply). These operational amplifiers are phase compensated internally to achieve stable operation of unit-gain follower operations

Technology Cover

2023-03-11, Low power, high voltage, rail to rail input/output amplifier

The EL5120, EL5220, and EL5420 are low-power, high-voltage, rail-to-rail input/output amplifiers. The EL5120 contains one amplifier, the EL5220 two amplifiers, and the EL5420 four amplifiers. They also provide common-mode input capability beyond the powered track, as well as rail-to-rail output capability. All feature standard op amp pins. These amplifiers operate in environments and junction temperatures ranging from -40°C to +125°C.

Technology Cover

2023-03-03, High efficiency synchronous boost converter is disconnected from 4.2A switch and output

The ISL91117 is a highly integrated boost switch regulator for battery powered applications. The device provides power solutions for products using two - or three-cell alkaline, NiCd or NiMH, or single-cell lithium-ion or lithium polymer batteries. The size of the power solution is minimized with a 2.34mm x 1.72mm WLCSP and a 2.6MHz switching frequency, which allows the use of tiny, low-size inductors and ceramic capacitors to minimize the size of the solution.

Technology Cover

2023-03-02, Renesas Synchronous Rectified MOSFET Driver

ISL6605 is a high-frequency MOSFET driver, which optimizes the topology of two n-channel power MOSFETs in synchronous rectification buck converter. The driver is combined with Intersil HIP63xx or ISL65xx polyphase step-down PWM controller to form a complete single-stage core voltage regulator solution with high efficiency at high switching frequency, suitable for advanced microprocessors.

Technology Cover

2023-02-15, Differential DSL line driver supplied by Renesas

The EL1508 is designed for driving full rate ADSL signals in both CO and CPE applications at very low power dissipation. The high drive capability of 450mA makes this driver ideal for both CAP and DMT designs. It contains two wideband, high-voltage, current mode feedback amplifiers with a number of power dissipation reduction features.

Technology Cover

2023-02-12, Renesas Quad, 3.5MHz, Operational Amplifier

HA-4741, which contains four amplifiers on a monolithic chip, provides a new measure of performance for general purpose operational amplifiers. Each amplifier in the HA-4741 has operating specifications that equal or exceed those of the 741-type amplifier in all categories of performance

Technology Cover

2023-02-12, ZVS full bridge PWM controller

The ISL6551 is a zero voltage switching (ZVS) full-bridge PWM controller designed for isolated power systems. This part implements a unique control algorithm for fixed-frequency ZVS current mode control, yielding high efficiency with low EMI. The two lower drivers are PWM controlled on the trailing edge and employ resonant delay while the two upper drivers are driven at a fixed 50% duty cycle.

Technology Cover

2023-02-09, Renesas Dual Mobile-Friendly PWM Controller with DDR Option

The ISL6227 dual PWM controller delivers high efficiency precision voltage regulation from two synchronous buck DC/DC converters. It was designed especially to provide power regulation for DDR memory, chipsets, graphics and other system electronics in Notebook PCs. The ISL6227’s wide input voltage range capability allows for voltage conversion directly from AC/DC adaptor or Li-Ion battery pack.

Technology Cover

2023-02-08, Renesas triple differential twisted-pair drive and common mode synchronous coding

The EL4543 is a high bandwidth triple differential amplifier with integrated encoding of video sync signals. The inputs are suitable for handling high speed video or other communications signals in either single-ended or differential form, and the common-mode input range extends all the way to the negative rail enabling ground-referenced signalling in single supply applications.

Technology Cover

2023-02-07, Renesas High Speed 1k x 8 Dual port static sram

The IDT7130/IDT7140 are high-speed 1K x 8 Dual-Port Static RAMs. The IDT7130 is designed to be used as a stand-alone 8-bit Dual-Port RAM or as a "MASTER" Dual-Port RAM together with the IDT7140 "SLAVE" Dual-Port in 16-bit-or-more word width systems. Using the IDT MASTER/SLAVE Dual-Port RAM approach in 16-ormore-bit memory system applications results in full-speed, errorfree operation without the need for additional discrete logic.

Technology Cover

2023-02-06, Large 3V output swing, 16.5kV ESD, complete fail-safe, 1/8 unit load, RS-485/RS-422 transceiver

The ISL315xE family of 5V powered RS-485/RS-422 transceivers features high output drive and high ESD protection. The devices withstand ±16.5kV IEC61000-4- 2 ESD strikes without latch-up. The large output voltage of 3.1V typical into a 54Ω load provides high noise immunity, and enables the drive of up to 8000ft long bus segments, or eight 120Ω terminations in a star topology.

Technology Cover

2023-02-06, Renesas Monolithic 350mA Step-Down Regulator

The EL7535 is a synchro-integrated FET 350mA step-down regulator in a 10 Ld MSOP package. The regulator has an input voltage range of 2.5V to 6V and can accommodate 3.3V, 5V or lithium-ion battery power supplies. Output can be set externally from 0.8V to VIN with resistance divider.

Technology Cover

2023-02-05, Ultra low power 3 Ld voltage monitor in SC-70 and SOT-23 pack

The ISL88001, ISL88002, ISL88003 supervisors are extremely low power 160nA voltage supervisors that help to monitor the power supply voltages in a wide variety of applications. By providing Power-On Reset and supply voltage supervision in small 3 Ld SC-70 and SOT-23 packages, the ISL88001, ISL88002, ISL88003 devices can help to lower system cost, reduce board space requirements and increase the reliability of systems.

Technology Cover

2023-01-14, Step-down synchronous rectifier pulse width modulator (PWM) controller

The ISL6522 provides complete control and protection for a DC-DC converter optimized for high-performance microprocessor applications. It is designed to drive two N-Channel MOSFETs in a synchronous rectified buck topology. The ISL6522 integrates all of the control, output adjustment, monitoring and protection functions into a single package.

Technology Cover

2023-01-14, Renesas Low Noise 24-bit Delta Sigma ADC

The ISL26102 and ISL26104 provide a low-noise programmable gain amplifier along with a 24-bit Delta-Sigma Analog-to-Digital Converter with two channel (ISL26102) or four channel (ISL26104) differential, multiplexed inputs. The devices feature exceptional noise performance for conversion rates ranging from 2.5Sps to 4kSps

Technology Cover

2023-01-12, Renesas 1.5A low static current 1.6MHz High efficiency synchronous step-down regulator

The ISL8009A is a high efficiency, monolithic, synchronous step-down DC/DC regulator that can deliver up to 1.5A continuous output current. It is optimized for generating low output voltages down to 0.8V. The supply voltage range of 2.7V to 5.5V allows for the use of single Li+cell, three NiMH cells or a regulated 5V input

Technology Cover

2023-01-11, Single phase step-down PWM controller integrated MOSFET driver

The ISL6314 single-phase PWM control IC provides a precision voltage regulation system for advanced microprocessors. This controller IC maintains the same features as the multi-phase product family, but reduces the output to a single-phase, for lower current systems. By reducing the number of external parts, this integration is optimized for a cost and space saving power management solution.