LINEAR Manuals

This article introduces a synchronous buck regulator for use in automotive intermediate buses that can provide a 5V gate drive voltage to power MOSFETs even when the input voltage drops below 5V.

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This article introduces the energy harvesting technology for wireless communication instrumentation, monitoring, and control applications. By collecting environmental energy sources such as mechanical vibration, temperature differential, and incident light, the devices can operate continuously without grid connection and with minimal maintenance. Linear Technology offers power management solutions to address the challenges of harvesting ambient low energy sources, including LTC3588 for vibration sources, LTC3108/LTC3109 for thermal sources, and now LTC3105 for photovoltaic energy harvesting applications.

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Two Wide Input Range Monolithic Switching Regulators Make it Easy to Fit Boost, Flyback, SEPIC and Inverting Topologies into Tight Spaces

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The LTC2870 and LTC2871 are multi-protocol transceivers that combine RS485 and RS232 standards in a single device to simplify and shrink applications that use both standards. They support data rates as high as 20Mbps for the single RS485 transceiver and 500kbps for two RS232 transceivers.

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The document introduces the LTC3854 power controller, which uses a 2mm x 3mm DFN package, integrates FET drivers, DCR sensing and up to 38V input voltage.

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The LTC4365 is a low-dropout, low-voltage-difference, single-channel, high-side switch regulator that uses a high-performance P-channel MOSFET as the power switch and features adjustable output voltage, overvoltage protection, undervoltage protection, and reverse input voltage protection.

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The LTC3860 is a dual output step-down DC/DC controller designed to work in conjunction with drivers or power train devices such as DrMOS and power blocks, enabling flexible design configurations with PolyPhase® operation.

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The LT3694/LT3694-1 is a monolithic 36V switching regulator and two low dropout linear regulators in a compact 4mm × 5mm QFN package or a thermally enhanced TSSOP. It has an internal power switch, cycle-by-cycle current limiting and track/soft-start control.

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This document introduces the LTC2195 family, a low power 16-bit high speed signal chain solution, which is ideal for applications that require 16-bit performance and ultralow power consumption to extend battery life, such as portable medical imaging equipment.

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This article introduces the LTC6803 multicell battery stack monitor, which can measure and digitize the condition of individual cells, as well as monitor the high voltage potential of the combined cells.

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This article introduces the LTC3388-1 and LTC3388-3 high efficiency step-down regulators which draw only 720nA (typ) of DC current at no load while maintaining output regulation.

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LTPoE++ extends PoE to 90W with reliable and easy-to-use standard

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This document introduces the LTC3833 high performance synchronous step-down DC/DC controller, which has the characteristics of high power, high efficiency, high accuracy, high step-down ratio, fast transient performance and low EMI. It can be widely used in various electronic products.

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Introduced the design features of 2-channel and 4-channel pin-selectable I2C multiplexers with high noise margin, capacitance buffering, level translation and stuck bus recovery.

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The LTC3857/LTC3858 are low IQ, high efficiency dual output controllers that can be used for a wide range of input and output voltages. They have different output voltage ranges, currents, and operating modes to meet different application requirements.

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The LTC3816 is a single-phase synchronous step-down DC/DC switching regulator controller that complies with Intel Mobile Voltage Positioning (IMVP)-6/6+/6.5 specifications. It uses a constant-frequency voltage mode architecture with a leading edge modulation topology, allowing extremely low output voltages and very fast load transient response. The LTC3816 satisfies all of the IMVP-6, IMVP-6+ and IMVP-6.5 requirements, including 7-bit VID code, start-up to a preset boot voltage, differential remote output voltage sensing with programmable active voltage positioning (AVP), IMON output current reporting, power optimization during sleep state and fast or slow slew rate sleep state exit. It is suitable for a wide range of input voltages from 4.5V to 36V and output voltages up to 1.5V. The LTC3816 is available in 38-pin thermally enhanced eTSSOP and 5mm × 7mm QFN packages.

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The LT3083 3A linear regulator features a precision current source architecture that provides fixed frequency response and load regulation, and can be paralleled to achieve high current outputs.

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This document introduces the features of the LTC3589 power management chip, including eight regulated outputs, flexible pin binding, I2C control, dynamic voltage scaling, error reporting, power good status reporting, and built-in pushbutton controller.

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The LTC3829 is a feature-rich single-output 3-phase synchronous buck controller with on-chip drivers, remote output voltage sensing, inductor DCR temperature compensation, Stage Shedding™ mode, active voltage positioning (AVP) and nonlinear control. It is suitable for input from 4.5V to 38V and output from 0.6V up to 5V. The LTC3829 provides high efficiency, high power density and versatile power solutions for computers, telecom systems, industrial equipment and DC power distribution systems.

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