Analog Devices, Inc. introduces the LTC4091, a complete lithium-ion battery backup management system for 3.45V to 4.45V supply rails that must be kept active during a long duration main power failure. The LTC4091 employs a 36V monolithic buck converter with adaptive output control to provide power to a system load and enable high-efficiency battery charging […]
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Step-down switch regulator needs no exta surge suppression
Analog Devices, Inc. announces the LTC7103, a 2.3A, 105V input capable synchronous step-down switching regulator. Its wide 4.4V to 105V input voltage range is designed for operation from a continuously high voltage input source or from an input that has high voltage surges, eliminating the need for external surge suppression devices. This makes the LTC7103 […]
High-side N-channel MOSFET driver handles 60-V supply
Analog Devices, Inc. announces the LTC7003, a high speed, high-side, N-channel MOSFET driver that operates up to a 60V supply voltage. Its internal charge pump fully enhances an external N-channel MOSFET switch, enabling it to remain on indefinitely. The LTC7003’s powerful 1Ω gate driver can easily drive large gate capacitance MOSFETs with very short transition […]
Synchronous, step-down DC/DC converter carries 36-V/2-A power switches, PWM generator
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT3932, a monolithic, synchronous, step-down DC/DC converter with internal 36V, 2A power switches and an internal PWM generator. Its fixed frequency, peak current mode control accurately regulates current within ±1.5% for strings of up to 2A LEDs. Its integrated PWM generator offers a 128:1 […]
Zero-drift op amp consumes just 1.3 μA
Analog Devices, Inc. announces the LTC2063 zero-drift op amp which draws just 1.3μA typ (2μA max) on a 1.8V supply. This micropower amplifier maintains uncompromised precision: maximum input offset voltage is 5μV at 25°C, maximum drift is 0.06μV/°C from –40°C to 125°C. Maximum input bias current is 15pA at 25°C, and 100pA from –40°C to […]
High-speed, high-side N-channel MOSFET driver handles up to 150-V supply
Analog Devices, Inc., announces the LTC7001, a high-speed, high-side N-channel MOSFET driver that operates up to a 150V supply voltage. Its internal charge pump fully enhances an external N-channel MOSFET switch, enabling it to remain on indefinitely. The LTC7001’s powerful 1Ω gate driver can easily drive large gate capacitance MOSFETs with very short transition times […]
Dual 3.5-A synchronous buck with spread spectrum modulation reduces EMI
Analog Devices, Inc. announces the LTC7124, a high efficiency, 4MHz synchronous dual output buck regulator that incorporates a constant frequency, peak current mode architecture. Optional spread spectrum frequency modulation is integrated for reducing radiated and conductive EMI noise. The device can deliver up to 3.5A of continuous output current from each channel or generate a […]
High-efficiency, 4-MHz synchronous dual output buck regulators deliver 6 A/channel
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC3636 and LTC3636-1 are high efficiency, 4MHz synchronous dual output buck regulators that incorporate a unique constant frequency/controlled on-time, current mode control scheme with phase lockable switching frequency. Further, their innovative design architecture reduces conducted and radiated emissions. The devices can deliver up to […]
Synchronous Step-Down DC/DC Converter Delivers 93% Efficiency at 2MHz for vehicular apps
June 19, 2017 – Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8607, a 750mA, 42V input synchronous step-down switching regulator. A unique synchronous rectification topology delivers 93% efficiency while switching at 2MHz, enabling designers to avoid critical noise-sensitive frequency bands, such as AM radio while using a very compact solution footprint. […]
Synchronous step-down switching regulator hits 2 MHz
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8606, a 350mA, 42V input synchronous step-down switching regulator. A unique synchronous rectification topology delivers 92% efficiency while switching at 2MHz, enabling designers to avoid critical noise-sensitive frequency bands, such as AM radio while using a very compact solution footprint. Burst Mode® operation keeps […]