step down controller

Step-down DC/DC Controller Operates from -55°C to 125°C

Linear Technology Corp.'s high reliability (MP) grade version of the LT3845, a 4V to 60V input voltage range, low quiescent current synchronous step-down DC/DC controller, operates and is tested over a junction temperature range of -55°C to 125°C, compared ... EDN Asia
Analog ICs / Discretes - Power Sources / Controllers

Step-down DC/DC Controller Features Differential Output Voltage Sensing, Tracking

Linear Technology Corp. has launched the LTC3855, a dual output synchronous step-down DC/DC controller with multiphase operation, differential output voltage sensing and integrated phase-lock loop (PLL) synchronization. Up to 12 phases can be paralleled ... EDN Asia
Analog ICs / Discretes - Power Sources / Controllers

High-Voltage, Step-Down Controller Family Provides Input Voltage Range up to 75V, High-Performance Regulation, Reduced EMI

National Semiconductor introduced four new high-voltage, non-synchronous buck controllers that include a comprehensive feature set of high input voltage range, high-performance pulse width modulation (PWM) control and reduced electromagnetic interference ... EDN Asia
Analog ICs / Discretes

Wide input voltage range synchronous step-down DC/DC controller

The LTC3851 is 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 4 to 38V input range encompasses a wide variety of applications, including ... EDN Asia
Analog ICs / Discretes

Wide Input Voltage Range Synchronous Step-Down DC/DC Controller

Linear Technology Corporation announces 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 ... EDN Asia
Analog ICs / Discretes

Quick-PWM Controller Provides Complete Solution for DDR, DDR2, and DDR3 Memory

step-down controller for DDR, DDR2, and DDR3 memory in notebook computers. This single-chip solution saves valuable board space by integrating a step-down controller, source/sink linear regulator, and reference buffer, thus enabling it to generate all... EDN Asia
Analog ICs / Discretes

Intersil Introduces Synchronous Step-Down Controller

step-down controller. ISL88550A integrates a synchronous buck PWM controller to generate VDDQ, a sourcing and sinking LDO linear regulator to generate VTT, and a 10mA reference output buffer to generate VTTR. The buck controller drives two external N-Channel... ECN Asia
Integrated Circuits & Semiconductors

DC/DC Controller for Step-Down, Step-Up, Inverting and SEPIC Topologies

Linear Technology Corporation released the LT3724; a 125ºC rated wide input and output voltage range DC/DC controller, suitable for step-down, step-up, inverting or SEPIC circuits with up to 100W of output power. A power supply through LT3724 can convert ... ECN Asia
Integrated Circuits & Semiconductors - Power Sources & Conditioning Devices

Micropower Step-Down DC/DC Controller in 2mm x 3mm DFN

Linear Technology Corporation announced the LTC3772, a constant frequency current mode step-down DC/DC controller. With an input voltage range of 2.75V to 9.8V, the device can deliver up to 5A of output current to voltages as low as 0.8V, making it suitable ... ECN Asia
Power Sources & Conditioning Devices

Linear Introduces Current Mode Synchronous Step-Down Controller

step-down controller with line and load regulation, along with fast transient response that operates without requiring an auxiliary DC/DC regulator for startup. An integrated regulator provides IC power directly from input supply. The LT3800 operates... EDN Asia
Power Sources / Controllers

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