Linear Technology has today announced a new zero-drift amplifier featuring self-calibrating circuitry that provides high DC precision and stability over changes in temperature, time, input range and supply voltage. Offering more than 140dB dynamic range while operating on a 60V (±30V) supply, the LTC2057HV features 5µV input offset voltage, 0.025µV/°C offset drift and 220nVP-P low frequency noise with no 1/f noise.

Linear Technology introduces the LTM8050, 2A µModule regulator that is protected against input surges up to 60V and can be configured as a step-down or an inverting (i.e., negative output) converter. With 60V input voltage protection, the LTM8050 can be used safely in applications where the main power bus may be susceptible to large voltage spikes or deviations. Examples of such applications are automotive, avionics, factory automation, hea...

Linear Technology announces a new high reliability MP-grade, wider temperature range version of the LTC3245, a versatile 250mA high voltage buck-boost charge pump. The MP grade has an operating junction temperature range of -55°C to +150°C. The LTC3245 uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage from 2.7V to 38V and produces a regulated output of 3.3V, 5V or adjustable (2.5V to 5...

Linear Technology has today announced the launch of a new 14V, 4A step-down µModule regulator in a 6.25 x 6.25 x 5.01mm BGA package. Including a few passive components, the LTM4624 fits within 1cm² on a single-sided PCB or within 0.5cm² on a double-sided PCB. The LTM4624, as with other µModule regulators, includes the DC-DC controller, power switches, inductor and compensation in a single package.

Linear Technology announces the LT3514, a triple output, 36V step-down switching regulator with 100% duty cycle operation. The LT3514 delivers 2A of continuous output current from one channel and 1A each from the other two channels at voltages as low as 0.8V. The device’s 3.2V to 36V (40VMAX) input voltage range makes it ideal for automotive and industrial applications that require multiple outputs.

Linear Technology have announced the launch of a new single Over-the-Top operational amplifier with outstanding precision over a 0V to 76V input common-mode voltage range. Delivering no-compromise performance over wide operating supply and temperature ranges, the LT6015 incorporates multiple built-in fault tolerant features.

Linear Technology has today introduced a complete regulating energy harvesting solution, the LTC3330. Delivering up to 50mA of continuous output current to extend battery life, the LTC3330 requires no supply current from the battery when providing regulated power to the load from harvested energy. It also requires just 750nA to operate when powered from the battery under no-load conditions.

Linear Technology announces a new SPI/digital or I²C µModule isolator for 3.3V to 5V systems, the 6-channel LTM2892. Interrupting communications, destroying components, and even creating hazardous conditions, ground potentials can vary widely in systems and can exceed common mode operating limits. Communicating across a galvanic isolation barrier that blocks DC current for potential differences of up to 3,500VRMS, the LTM2892 breaks gr...

Linear Technology introduce the LTC3676 and LTC3676-1, complete PMIC power management solutions for portable processors including Freescale’s i.MX6 series, PXA, OMAP, ARM Cortex and other advanced portable microprocessor-based systems. The LTC3676 and LTC3676-1 contain four synchronous step-down DC-DC converters for core, memory, I/O and system on-chip rails plus three 300mA low dropout regulators for low noise analog supplies, with dynamic...

Linear Technology Corporation annonce les LTC3676 et LTC3676-1, des applications complètes gestionnaires d’alimentation en circuit intégré (PMIC), pour les processeurs portables incluant les séries i.MX6 de Freescale, PXA, OMAP, Cortex d’ARM et autres dispositifs portables, à microprocesseur, avancés. Les LTC3676 et LTC3676-1 comprennent quatre convertisseurs DC/DC, abaisseurs, synchrones, pou...

Linear Technology announces the LTC5510, a high performance mixer with very wide frequency range, extending to 6GHz. It provides a continuous 50ohm matched input from 30MHz to 6GHz, while delivering outstanding linearity and gain flatness. These features enable applications to work over a wider frequency span without needing to rematch the input for different frequency bands, thereby reducing cost and simplifying design.

John Canfield, Design Engineer with Linear Technology, takes an in depth look at expanding input capabilities and regulating seamlessly through automotive cold-crank and load-dump transients, in this article from ES Design magazine.

Linear Technology Corporation annonce le LTM4649, un régulateur µModule, abaisseur, 10A, à fort rendement et faible montée en température, dans un boîtier BGA ( matrice de billes), 9mm x 15mm x 4,92mm. Le LTM4649 ne nécessite pas de radiateur, de flux d’air ou de réduction du courant de sortie à pleine puissance, avec une température ambiante de 0°C à 83°C, alors qu’il fonctionne avec un rendement pouvant atteindre 86% (entrée 5...

Linear Technology announces the LTM4649, a 10A step-down µModule regulator with high operating efficiency and low temperature rise in a 9mm x 15mm x 4.92mm ball grid array package. The LTM4649 requires no heat sink, airflow or output current derating at full power from 0°C to 83°C ambient temperature, while operating up to 86% efficiency (5VIN –12VIN, 1.5VOUT at 10A).

MicroGen reveal that vibration energy harvesting BOLT Power Cells (see Figure 1) enabled a live wireless sensor network using Linear Dust Networks LTC5800-IPM SmartMesh IP mote-on-chip at the Sensors Expo and Conference exhibition in Rosemont, IL on June 5-6, 2013. The Linear mote was powered by MicroGen’s piezoelectric Micro Electro Mechanical Systems vibrational energy harvester or micro-power generator technology.

Linear Technology Corporation annonce le LT3081, un régulateur linéaire, durci, à large gamme de tensions d’entrée, 1,5A, avec les facilités d’utilisation de base , la partie gestion et les caractéristiques de protection. Le composant possède une aire de fonctionnement sécurisé (SOA) étendue par rapport aux régulateurs existants, ce qui le rend idéal pour les applications à tension entrée-sortie élevée et à forte intensité d...

Linear Technology Corporation announces the LT3081, a rugged 1.5A wide input voltage range linear regulator with key usability, monitoring and protection features. The device has an extended safe operating area compared to existing regulators, making it ideal for high input-to-output voltage and high output current applications where older regulators limit the output.

The LT3955, a DC/DC converter designed to operate as a constant-current source and constant-voltage regulator with an internal 3.5A switch, is now available from Linear Technology. The device’s internal PWM dimming generator makes it ideal for driving high current LEDs, and it also has features suitable for charging batteries and supercapacitors. The LT3955’s 4.5V to 60V input voltage range suits a wide variety of applications, including auto...

Linear Technology announces the high temperature H-grade (-40°C to 150°C junction temperature) and high reliability MP-grade (-55°C to 150°C) version of the LTC3115-1 in a 20-lead thermally enhanced TSSOP package. The LTC3115-1 is a synchronous buck-boost converter that delivers up to 2A of continuous output current from a wide range of power sources from single-cell Li-Ion to 24V/28V industrial rails to 40V automotive inputs.

Linear Technology Corporation présente le LT4320, un contrôleur à pont de diodes idéales, pour les systèmes alimentés de 9V à 72V, qui remplace chacune des quatre diodes du pont redresseur deux alternances par un MOSFET canal N, à faibles pertes, pour réduire fortement la puissance dissipée et accroître la tension disponible. La taille de l’alimentation est réduite puisque l’amélioration du rendement thermique permet d’élimine...