Page 23 - Nouvelles Technologies | Heisener Electronics
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Nouvelles Technologies

Dossiers 4 647
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Technology Cover

2023-04-11, Step-down monolithic power switch regulator

The A5972D is a step-down monolithic power supply switch regulator with a minimum switching current limit of 1.8 a, so it is capable of providing up to 1.5 a DC current to loads depending on application conditions. The device uses an internal p-channel DMOS transistor (typical RDS(on) of 250 mΩ) as the switching element to minimize the size of the external components.

Technology Cover

2023-04-11, Simple, high performance step-down LED driver solution

The IRS2980S utilized the control and high voltage technologies of International Rectifier Corporation to achieve a simple, high-performance step-down LED driver solution. The solution is based on hysteresis output current regulation and typically operates in the range of 25 kHz to 120 kHz.

Technology Cover

2023-04-11, High side door drive

The LT1910 is a high-side-gate driver that allows the use of low-cost n-channel power MosFETs for high-side switching applications. Available in SO-8 package. It contains a fully independent charge pump to fully enhance the N-channel MOSFET switch without external components.

Technology Cover

2023-04-11, Three-rail to rail amplifier

The EL8302 is a three-rail to rail amplifier with a bandwidth of -3 dB of 500MHz and a conversion rate of 600V/µs. The EL8302 is designed for some general purpose video, communications, instrumentation and industrial applications. The EL8302 is available in 16-pin SO and 16-pin QSOP packages and operates in temperatures ranging from -40°C to +85°C.

Technology Cover

2023-04-11, A high frequency MOSFET driver designed to drive up and down power

The PX3511A and PX3511B are high frequency MOSFET drivers specifically designed to drive upper and lower power N-Channel MOSFETs in a synchronous rectified buck converter topology. These drivers combined with the ISL6595 Digital Multi-Phase Buck PWM controller and N-Channel MOSFETs form a complete core-voltage regulator solution for advanced microprocessors.

Technology Cover

2023-04-11, Highly integrated step-down booster switch regulator

The ISL91108 is a highly integrated step-down booster switch regulator that accepts input voltage above or below the regulated output voltage. The ISL91108 requires only an inductor and few external components. The size of the power solution is minimized with a 2.34mmx1.72mm WLCSP and a 2.6MHz switching frequency, which further reduces the size of the external components.

Technology Cover

2023-04-10, Renesas offers five sets of voltage monitors

The ISL88031 is a five-group voltage monitor that combines competitive reset threshold accuracy with low power consumption. The device integrates the functions of power-on reset, undervoltage power supply monitoring, reset signal and manual reset. Two of the five voltage monitors are preset to the common power supply, and the user can adjust the threshold voltages of the third, fourth, and fifth voltage monitors to meet specific system level requirements.

Technology Cover

2023-04-10, Multilinear power controller with ACPI control interface

The ISL6506 complements other power components (voltage regulators) in ACPI-compatible designs for microprocessor and computer applications. The IC integrates control of the 5VDUAL and 3.3VDUAL rails into an 8-LD EPAD SOIC package.

Technology Cover

2023-04-10, Dual channel high performance gain control circuit

The SA572 is a dual-channel high-performance gain control circuit in which either channel can be used for dynamic range compression or extension. The buffer allows independent control of dynamic attack and recovery times with minimal external components and improved low-frequency gain control of ripple distortion than previous compilers. Noise reduction for high performance audio systems. It can also be used in a wide range of communication systems and video recording applications.

Technology Cover

2023-04-10, Programmable 8-bit silicon delay line

The DS1020 programmable 8-bit silicon delay line consists of an 8-bit user programmable CMOS silicon integrated circuit. The delay value, programmed using a 3-wire serial port or an 8-bit parallel port, can vary in 256 equal steps. All models have an inherent (step size zero) delay of 10ns. It offers a standard 16-pin automatic insert DIP and a space-saving surface mount 16-pin SOIC.

Technology Cover

2023-04-10, System base chip with LIN transceiver

The 33689 is a Serial Peripheral Interface (SPI) control System foundation chip (SBC) that combines many of the common features found in MMC-based systems with Local Interconnect Network (LIN) transceivers. Applications include power Windows, mirrors and seat controls

Technology Cover

2023-04-10, Rail to rail input and output low noise single ended differential converter /ADC driver

The LT6350 is a rail to rail input and output low noise single-ended differential converter /ADC driver with fast stability time. The LT6350 comes in a compact 3mm x 3mm 8-pin leadless DFN package and 8-pin MSOP package, operating in a temperature range of -40°C to 125°C

Technology Cover

2023-04-10, Programmable current limited 5V USB charging pump

The MAX5008 charge pump regulator produces 5V outputs up to 125mA with input voltage ranges from 2.95V to 5.5V. The device includes resistance programmable overcurrent limits. The MAX5008 comes in a space-saving 10-pin µMAX package and is only 1.1mm tall.

Technology Cover

2023-04-09, Complete multi - purpose 12 - bit ADC

The AD1674 is a complete multipurpose 12-bit ADC consisting of a user transparent onboard sampling-hold amplifier (SHA), a 10-volt reference, a clock, and a three-state output buffer for microprocessor interfaces.

Technology Cover

2023-04-08, High output current, high voltage, rail to rail voltage feedback amplifier

The ISL24021 is a high output current, high voltage, rail to rail voltage feedback amplifier. In 8 Ld 3mmx3mm TDFN package with standard op-amp pins with 0.65mm pin spacing. The device is packaged in a heat-enhanced package and has a built-in thermal protection circuit. It operates in an ambient temperature range of -40°C to +85°C.

Technology Cover

2023-04-08, Multi-cell battery stack monitor

The LTC6811 is a multi-cell stack monitor that measures up to 12 cells connected in series with a total measurement error of less than 1.2mV. The 0V to 5V battery measurement range makes the LTC6811 suitable for most battery chemicals.

Technology Cover

2023-04-07, Surge plugs protect loads from high voltage transients

The LT4356 surge plug protects loads from high voltage transients. It regulates the output during an overvoltage event, such as a load dump in a car, by controlling the gate of an external n-channel MOSFET. The output is limited to a safe value, allowing the load to continue working.

Technology Cover

2023-04-07, A complete stereo digital analog system

CS4341 is a complete stereo digital-to-analog system, including digital interpolation, fourth-order DeltaSigma digital-to-analog conversion, digital de-accent and switched capacitor analog filtering. The CS4341 features DVD players, CD players, set-top boxes and automotive systems ideal.