Linear Technology has introduced the LTC2753-16, a dual 16-bit current output DAC capable of outputting six unique software-programmable SoftSpan unipolar and bipolar output ranges up to ±10V. Software programmability eliminates the need for expensive precision resistors, gain stages and switching jumpers by hand. The LTC2753-16 offers accurate DC specifications, including ±1LSB (max) INL and DNL over the -40°C to +85°C industrial temperature...

Linear Technology has announced the LTC6652, a precision low noise series voltage reference with an initial accuracy of 0.05% and maximum voltage drift of 5ppm/°C. The LTC6652 offers excellent load and line regulation, and noise of only 2.1ppm. The combination of precision and low noise makes the LTC6652 ideal for precision data acquisition and medical instrumentation.

Linear Technology has announced the LTC3834/-1, a synchronous step-down DC/DC controller, featuring the industry’s lowest quiescent current. Drawing only 30uA in sleep mode, the LTC3834/-1 is ideal for preserving battery energy in always-on automotive systems or battery-powered devices where the system remains semi-active, or when a car’s engine is off. When in shut down mode, the LTC3834/-1 draws a mere 4uA.

Linear Technology has announced the LT3517 and LT3518. They are both 45V, high side current sense DC/DC converters designed to drive high current LEDs. Their 3V to 30V input voltage range (with transient protection to 40V) makes them ideal for a wide variety of applications including automotive, industrial and architectural lighting. The LT3517 and LT3518 are identical except for switch current limits. The LT3517 has an internal 1.3A switch, wher...

A new wide dynamic range mean-squared RF detector from Linear Technology sets a new level of accuracy and speed performance. The LT5570 provides accurate RMS (Root-Mean-Squared) power measurement of a 40MHz to 2.7GHz AC signal over 60dB dynamic range, even with a modulation crest-factor of up to 12dB. It offers best-in-class measurement accuracy of ±0.5dB over its full dynamic range and over a temperature range of -40°C to +85°C. Moreover, the...

A new wide dynamic range mean-squared RF detector from Linear Technology sets a new level of accuracy and speed performance. The LT5570 provides accurate RMS (Root-Mean-Squared) power measurement of a 40MHz to 2.7GHz AC signal over 60dB dynamic range, even with a modulation crest-factor of up to 12dB. It offers best-in-class measurement accuracy of ±0.5dB over its full dynamic range and over a temperature range of -40°C to +85°C. Moreover, the...

Linear Technology has announced the LT6105, a precision current sense amplifier with an input common mode range that extends from –0.3V below V-, up to 44V above V-. The common mode range of the LT6105 is independent of the positive supply voltage, making it ideal for a wide range of applications. As a result, the LT6105 can operate as a high-side or a low-side current sense monitor. The LT6105 can continuously monitor current during a load sho...

Linear Technology has introduced the LTM8022 and LTM8023, 1A and 2A high voltage DC/DC uModule regulator systems, respectively, with up to 36V (40Vmax) input voltage and up to 10V output voltage. The 10V output voltage range is ideal for 9.6V intermediate bus systems and the 36V input provides sufficient input protection in 24V and 28V systems. These are the newest members of Linear's LTM802x family of high-voltage uModule regulators.

Linear Technology has introduced the LTM8020, the first in a new family of DC/DC uModule regulator systems that operate from higher voltage input supplies of up to 36V (40Vmax). The LTM8020 is a 200mA complete DC/DC solution that includes a DC/DC controller IC, power switches, inductor, compensation circuitry and input and output bypass capacitors. This solution is extremely compact at only 6.25mm x 6.25mm and low profile at 2.3mm in height.

Linear Technology has announced the LTC4444, a high-speed, high input supply voltage (100V) synchronous MOSFET driver designed to drive upper and lower power N-Channel MOSFETs in synchronous rectified converter topologies. This driver, combined with power MOSFETs and one of Linear Technology’s many DC/DC controllers, form a complete high efficiency synchronous converter.

Linear Technology has introduced a family of single, dual, quad, and octal voltage monitors that guarantee operation across -40°C to +125°C. The LTC2910, LTC2912, LTC2913 and LTC2914 all feature a threshold accuracy of ±1.5% over the automotive temperature range, allowing them to accurately monitor single channel point-of-load or multi-channel applications. These voltage monitors are all offered in tiny leaded and leadless packages and draw ve...

Linear Technology has expanded its I2C and SMBus Bus Buffer and Rise Time Accelerator family with the introduction of the LTC4308 and LTC4309. As the number of plug-in boards continues to increase, additive capacitances begin to critically lengthen rise times. Breaking the bus into several pieces with bus buffers alleviates this problem, but if the buffer offsets are too large, logic low voltage specifications may be violated.

Linear Technology has introduced the latest device in its family of DC/DC uModule regulator systems that can regulate an output voltage from a variable input voltage greater than, less than or equal to the output voltage. The LTM4607 is designed for higher voltage systems and operates from 4.5VIN to 36VIN, regulates an output voltage from 0.8V to 24V, and delivers output power up to 190W.

Linear Technology has introduced the LTC4442/-1, a high speed synchronous MOSFET driver designed to drive upper and lower N-Channel power MOSFETs in a synchronous rectified converter topology. This driver, when combined with many of Linear Technology DC/DC controllers, forms a complete high efficiency synchronous regulator that can be used as a step-down or step-up DC/DC converter.

Linear Technology has announced the LTC3562, a quad channel, high efficiency, 2.25 MHz, synchronous buck converter that can deliver dual 600mA and dual 400mA continuous outputs from a 3mm x 3mm QFN package. Using a constant frequency current mode architecture, the LTC3562 operates from an input voltage range of 2.7V to 5.5V, making it ideal for single cell Li-Ion/polymer, or multicell alkaline/NiCad/NiMH applications.

Linear Technology has extended its family of DC/DC uModule regulator systems with products that can regulate an output voltage from a variable input voltage greater than, less than or equal to the output voltage. The LTM4605 is the first device in a new family of buck-boost products and operates from 4.5VIN to 20VIN, regulates an output voltage from 0.8V to16V and delivers an output power up to 150W.

Linear Technology has introduced the LTC6087 and the LTC6088, low cost dual and quad amplifiers, which combine speed, precision and low power in a tiny DFN package. Featuring rail-to-rail input and output stages, these amplifiers achieve 750uV (max) offset voltage, 14MHz GBW and 1pA bias current, while consuming only 1.25mA (max) per amplifier. The LTC6087 and LTC6088 offer 93dB (min) PSRR, and the large signal voltage gain of 136dB ensures gain ...

Linear Technology has introduced the LTC2453, a 16-bit I2C-compatible delta sigma analog-to-digital converter (ADC) in an ultra-tiny 3mm x 2mm DFN package. Its tiny size, low power and guaranteed 16-bit resolution improves performance of portable instruments and sensors. Operating from a single 2.7V to 5.5V supply, the LTC2453 is capable of measuring a differential input up to ±VCC. This wide input range is ideal for measuring a wide variety of ...

Linear Technology has announced the LT3590, a 48V, buck mode DC/DC converter designed to operate as a constant-current LED driver. An internal 55V, 80mA switch and Schottky diode enable it to drive up to ten 50mA LEDs in a single series string from a 48V input, making it ideal for industrial and LED signage applications.

Linear Technology has announced the LTC3610, a high efficiency, synchronous buck regulator which can deliver up to 12A of continuous output current at voltages as low as 0.6V. It operates from an input voltage of 4V to 24V (28V ABS Max), making it ideal for applications with multicell Li-Ion, lead acid batteries or fixed voltage rails up to 24V. Its valley current control architecture delivers very low duty cycle operation at high frequencies wit...