Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC4418, a dual input power prioritizer for 2.5V to 40V systems. To enable portability, preserve memory during brownouts, and ensure a graceful shutdown on power loss, electronic systems employ batteries and capacitors for backup power. The LTC4418 normally powers the load from the higher […]
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DC/DC controller synthesizes five converter topologies, puts out up to 10 A
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8711, a multitopology current mode PWM controller that can easily be configured as a synchronous buck, boost, SEPIC and ZETA DC/DC converter, or as a nonsynchronous buck-boost converter. This device replaces the output diode with a high-efficiency P-channel MOSFET, thereby increasing efficiency and maximum […]
High-speed, high-side N-channel MOSFET driver works with 60-V supplies
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC7004, 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 LTC7004’s powerful 1Ω gate driver can easily drive large […]
Regulator generates –26.5 to –0.5 V output from positive-input supply
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTM4651, a nonisolated inverting output µModule regulator that can generate –26.5V to –0.5V output from a positive input supply voltage. The LTM4651 operates over a 3.6V to 58V input voltage range and is housed in a 15mm x 9mm x 5.01mm BGA package, a compact […]
Current mode, 2-MHz step-up dc/dc converter carries internal 2-A, 60-V switch
Analog Devices, Inc. announces the LT8362, a current mode, 2MHz step-up DC/DC converter with an internal 2A, 60V switch. It operates from an input voltage range of 2.8V to 60V, suitable for applications with input sources ranging from a single-cell Li-Ion battery to automotive and industrial inputs. The LT8362 can be configured as either a […]
Managing EV batteries squeezed into odd shapes
Automakers are forced to fit EV batteries into nooks and crannies in an effort to maximize driving range. The resulting convoluted layouts call for a wireless approach to managing cells. GREG ZIMMER | Linear Technology Corp., now part of Analog Devices Inc. Lithium-Ion batteries require considerable care if they are expected to function reliably over […]
High-power-density synchronous buck converter sports 25-nsec minimum on time
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC7150S, a 20V, 20A monolithic synchronous buck converter with differential VOUT remote sensing. The device’s unique phase lockable controlled on-time constant frequency current mode architecture eases compensation and is ideal for high step-down ratio applications that operate at high frequencies while demanding fast transient […]
36-V buck battery charger for lithium-ion cells
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 […]
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 […]
