Search results for "capacitor"
Step-Down DC/DC Converter with Only 2.8µA Quiescent Current
Linear Technology Corporation announces the LT3991, a 1.2A, 55V step-down switching regulator with an integrated boost diode. Its Burst Mode® operation keeps quiescent current under 2.8µA in no load standby conditions. The LT3991's 4.3V to 55V input voltage range makes it ideal for automotive and industrial applications. Its internal 1.7A switch can deliver up to 1.2A of continuous output current to voltages as low as 1.19V.
18V Synchronous Step-Down Regulator from Linear Technology
The LTC3608 is a high efficiency, synchronous buck regulator that can deliver up to 8A of continuous output current at voltages as low as 0.6V. It operates from an input voltage range of 4V to 18V (20V ABS Max), making it ideal for applications with multicell Li-Ion, lead acid batteries or fixed voltage rails up to 15V.
Wide Input Voltage Range Synchronous Step-Down DC/DC Controller from Linear Technology
Linear Technology has announced the LTC3851, a wide input range synchronous step-down switching regulator controller that drives all N-channel power MOSFET stages and has coincident or ratiometric tracking. The 4V to 38V input range encompasses a wide variety of applications, including most intermediate bus voltages and battery chemistries.
Switch Mode USB Power Manager from Linear Technology
Linear Technology has announced the LTC3586, the latest and most highly integrated PMIC in a family of multi-function, compact power management solutions for Li-Ion/Polymer battery applications. The LTC3586 integrates a switching PowerPath manager, a stand-alone battery charger, always-on LDO, and 4 high efficiency synchronous switching regulators: 1 buck-boost, 1 boost, and 2 buck regulators, all in a compact, low-profile 4mm x 6mm QFN package.
Switch Mode USB Power Manager From Linear Technology
Linear Technology has announced the LTC3567, the latest in a family of compact next-generation, multi-function power management solutions for Li-Ion/Polymer battery applications. The LTC3567 integrates a switching PowerPath manager, a stand-alone battery charger, a 1A high efficiency synchronous buck-boost regulator, an ideal diode and controller, I2C control, plus an always-on LDO, all in a compact, low-profile 4mm x 4mm QFN package.
High Input Voltage DC/DC Controller from Linear Tech
Linear Technology has announced a new high reliability (MP) grade version of the LT3724, a 60V (65V(MAX)) low quiescent current (100uA) switching regulator DC/DC controller used in step-down, step-up, inverting and SEPIC topologies. The LT3724MP operates, and is 100% tested, over a junction temperature range of -55°C to 125°C, compared to the I grade version's -40°C to 125°C operating temperature range.
Step-Down DC/DC Converter Draws Only 75uA and Withstands 62V Transients
Linear Technology has announced the LT3972, a 3.5A, 33VIN step-down switching regulator with Burst Mode operation to keep quiescent current under 75uA. The LT3972 operates within a VIN range of 3.6V to 33V, with overvoltage lockout protection against transients as high as 62V, making it ideal for load dump and cold-crank conditions commonly found in automotive applications.
Flyback Controller Charges Any Size Capacitor
Linear Technology has announced the LT3751, a flyback controller designed to rapidly charge large capacitors to voltages as high as 1000V. The LT3751 drives an external N-Channel MOSFET and can charge a 1000uF capacitor to 500V in less than 1 second, making it ideal for applications such as professional photoflash systems, RF security, inventory control systems and specialized high voltage power supplies.
Quiescent Current 2.5µA, 40V, 350mA(IOUT), 2.2MHz Step-Down DC/DC Converter
Linear Technology has announced the LT3970, a 350mA, 40V step-down switching regulator with integrated boost and catch diodes. Its Burst Mode operation keeps quiescent current under 2.5µA in no load standby conditions. The LT3970's 4.2V to 40V input voltage range makes it ideal for automotive and industrial applications. Its internal 550mA switch can deliver up to 350mA of continuous output current to voltages as low as 1.21V. The LT3970's Burst...
USB Power Manager, Buck & LDO PMIC Consumes only 12µA IQ with All Outputs On
Linear Technology has announced the LTC3553, a micropower multifunction power management integrated circuit (PMIC) solution for portable Li-Ion/Polymer battery-based applications. The LTC3553 integrates a USB-compatible linear PowerPath™ manager, a stand-alone battery charger, a high efficiency synchronous buck regulator, a low dropout linear regulator and pushbutton controller in an ultrathin (0.55mm) 3mm x 3mm QFN package. A pin-selectable st...