Page 56 - Nouvelles Technologies | Heisener Electronics
Contactez nous
SalesDept@heisener.com +86-755-83210559 ext. 809
Language Translation

* Please refer to the English Version as our Official Version.

Nouvelles Technologies

Dossiers 4 709
Page  56/262
Technology Cover

2022-12-12, High efficiency 2MHz PWM Buck converter with DAC input and 40mΩ bypass switch

The MIC2224 is a high efficiency 2MHz PWM synchronous buck switching regulator optimized for powering 2.5G and 3G CDMA RF Power Amplifiers. The output voltage of MIC2224 can be dynamically adjusted with an external DAC to maximize PA efficiency versus required output power.

Technology Cover

2022-12-12, Microchip provides high input voltage, low output current, linear voltage regulator

LR645 is a high-input voltage, low-output current, linear regulator that is available in two versions. A 3-terminal, fixed-output voltage version is available in TO-92, TO220 and SOT-89 packages, as well as an adjustable voltage version available in an 8-lead SOIC package

Technology Cover

2022-12-12, Automobile application of up to 1 step-down switching regulator

The A5970D is a step-down monolithic power switching regulator, with a minimum switching current limit of 1.35 a, so it can provide up to 1 a DC current to the load according to the application conditions. The output voltage can be set from 1.235 V to VIN.

Technology Cover

2022-12-12, STMicroelectronics Low power, four operational amplifier

The LM124-N series consists of four independent, high-gain, internally frequency compensated operational amplifiers designed to operate from a single power supply over a wide range of voltages. Operation from split-power supplies is also possible and the low-power supply current drain is independent of the magnitude of the power supply voltage.

Technology Cover

2022-12-12, The single-chip dual-PWM hybrid controller powers the AMD SVI split plane and PVI

The ISL6324 dual PWM controller delivers high efficiency and tight regulation from two synchronous buck DC/DC converters. The ISL6324 supports hybrid power control of AMD processors which operate from either a 6-bit parallel VID interface (PVI) or a serial VID interface (SVI). The dual output ISL6324 features a multiphase controller to support uniplane VDD core voltage and a single phase controller to power the Northbridge (VDDNB) in SVI mode. Only the multiphase controller is active in PVI mode to support uniplane VDD only processors

Technology Cover

2022-12-12, Analog Devices 400 MSPS 14-bit, 1.8V CMOS direct digital synthesizer

The AD9952 is a direct digital synthesizer (DDS) featuring a 14-bit DAC (digital-to-analog converter) and operating up to 400 MSPS. The AD9952 uses advanced DDS technology, coupled with an internal high speed, high performance DAC to form a digitally programmable, complete high frequency synthesizer capable of generating a frequency-agile analog output sinusoidal waveform at up to 200 MHz.

Technology Cover

2022-12-12, Vishay rectifiers are available in x and w speed grades

Vishay's FRED Pt Gen 5 600 V Hyperfast rectifiers come in a fully isolated TO-220 FullPAK 2L package. Offering the best reverse recovery performance for devices in their class, these 12 A and 15 A devices are designed to increase the efficiency of medium frequency converters and hard- and soft-switched or resonant designs.

Technology Cover

2022-12-12, Diode incorporates lvds dual 2x2 crossover/repeater switches

The PI90LV044 and PI90LVB044 are monolithic dual 2x2 asyn- chro nous crosspoint/repeater switches. The crosspoint function is based on a multiplexer tree architecture. Each 2x2 switch can be considered as a pair of 2:1 multiplexers that share the same inputs.

Technology Cover

2022-12-10, Texas Instruments LP295x-N Series of Adjustable Micropower Voltage Regulators

The LP2950-N and LP2951-N are micropower voltage regulators with very low quiescent current (75 µA typical) and very low dropout voltage (typical 40 mV at light loads and 380 mV at 100 mA). They are ideally suited for use in battery-powered systems. Furthermore, the quiescent current of the device increases only slightly in dropout, prolonging battery life.

Technology Cover

2022-12-10, Texas Instruments offers very low drop voltage regulators with suppression capabilities

The LFXX is a very low drop regulator available in TO-220, TO-220FP, DPAK and PPAK packages and in a wide range of output voltages. The low drop voltage (0.45 V) and low quiescent current make it particularly suitable for low-noise, low-power applications and especially in batterypowered systems.

Technology Cover

2022-12-10, Very low input/very low voltage drop 2 amp regulator with enable function

The SC4215 is a high-performance positive regulator designed for applications requiring very low input voltage and very low voltage drop (up to 2 amps). Its Vin voltage is as low as 1.6V, and its output voltage is programmable as low as 0.8V. The SC4215 has an ultra-low drop out, which is very suitable for Vout applications that are very close to Vin

Technology Cover

2022-12-10, Texas Instruments ultra-low noise LDO RF and analog circuits

The LP5900 is an LDO capable of providing 150 ma output current. The LP5900 device is designed specifically to meet the requirements of RF and analog circuits with low noise, high PSRR, low static current, and low line transient response diagrams. Using new and innovative design technology, the LP5900 provides best-in-class device noise performance with no noise bypass capacitors.

Technology Cover

2022-12-10, Texas Instruments LM22671/-Q1 42 V, 500 mA simple switch step-down regulator function

The LM22671 switch regulator provides all the necessary features to achieve effective high voltage step-down (step-down) regulators using a minimum of external components. This easy-to-use regulator incorporates a 42 V n-channel MOSFET switch capable of delivering load currents up to 500 mA. TI's WEBENCH tool includes features such as external component calculations, electrical simulation, thermal simulation and easy-to-design Build-It boards.

Technology Cover

2022-12-10, Texas Instruments offers adaptive cable equalizer

The LMH0034 SMPTE 292M / 259M Adaptive cable Equalizer is a monolithic integrated circuit designed to equalize data transmitted over a cable (or any medium with similar dispersion loss properties). Equalizers are flexible, allowing single-ended or differential input drives.

Technology Cover

2022-12-10, Renesas Electronics digital control potentiometer

The Intersil ISL95311 is a digitally controlled potentiometer (XDCP). The device consists of a resistor array, wiper switches, a control section, and nonvolatile memory. The wiper position is controlled by an I2C interface.

Technology Cover

2022-12-10, Broadcom provides high CMR, high-speed TTL compatible optical coupler

The ACPL-W611/ACPL-P611 is an optically coupled gate that combines a GaAsP light emitting diode and an integrated high gain photo detector. The output of the detector IC is an open collector Schottky clamped transistor. The internal shield provides a guaranteed common mode transient immunity specification of 10,000 V/μs for the ACPL-W611

Technology Cover

2022-12-09, Renesas precision low noise JFET operational amplifier

The ISL28110, ISL28210, are single and dual JFET amplifiers featuring low noise, high slew rate, low input bias current and offset voltage, making them the ideal choice for high impedance applications where precision and low noise are important. The combination of precision, low noise, and high speed combined with a small footprint provides the user with outstanding value and flexibility relative to similar competitive parts

Technology Cover

2022-12-09, ISL3259E±15kV ESD protection, 100Mbps, 5V, PROFIBUS, completely fail-safe, RS-485/RS-422 Transmitter and receiver

The ISL3259E is a ±15kV IEC61000 ESD Protected, 5V powered, single transceiver that meets both the RS-485 and RS-422 standards for balanced communication. It also features the larger output voltage and higher data rate (up to 100Mbps) required by high speed PROFIBUS applications. The low bus currents (+220µA/-150µA) present a 1/5 unit load to the RS-485 bus.