Linear Tech Corporation announces the LTC3623, a ±5A high efficiency, current mode synchronous buck regulator that is adjustable from 14.5V down to 0V output with a single resistor. Proven on Linear Technology’s prior linear regulators and switching regulators, this innovative architecture uses a 50µA current reference, combined with a single resistor, to set the output […]
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High-Voltage Dual-Output Step-Down Charge Pump generates 5 and 3.3-V step-down supplies
Linear Technology Corporation announces the LTC3256, a highly integrated, high voltage low noise dual output power supply, which takes a single positive input and generates 5V and 3.3V step-down supplies with high efficiency and no inductors. The device features a wide 5.5V to 38V input voltage range and includes independently enabled dual outputs: a 5V […]
Eight-channel configurable 1-A buck DC/DC converters for multi-rail systems
Linear Technology Corporation announces the LTC3374A, a highly integrated general-purpose power management solution for systems requiring multiple low voltage power supplies. The device can be configured to provide 2 to 8 independent regulated outputs with 15 possible output current configurations. Such flexibility makes the LTC3374A ideally suited for a wide variety of multichannel applications, including […]
60-V, 7-A Step-Down Regulator targets LEDs, Supercaps, Lasers, Peltiers
Linear Technology introduces the LTM8064, a step-down DC/DC µModule (power module) regulator with a 6V to 58V (60Vmax) input voltage range and adjustable load current control with ±10% accuracy at 7A. The LTM8064 can be used as a point-of-load step-down regulator operating from 24V, 36V and 48V voltage rails used in communication infrastructure, high end […]
Diode-OR controller provides seamless handoff between redundant power supplies
Linear Technology Corporation introduces the LTC4371, a rugged ideal diode-OR controller for dual feed high power telecom and datacom boards. The LTC4371 provides seamless handoff between redundant power supplies, replacing power Schottky diodes and associated heat sinks with N-channel MOSFETs, significantly reducing power loss, voltage drop and solution size. The controller is designed to withstand […]
Triple Synchronous Step-Down dc/dc converter operates from 3 to 42-V inputs
Linear Technology Corporation announces the LT8601, a 42V input capable, high efficiency triple output synchronous monolithic step-down switching regulator. Its triple channel design combines two high voltage 2.5A and 1.5A channels with a lower voltage 1.8A channel to deliver three independent voltage outputs as low as 0.8V. Its synchronous rectification topology delivers up to 93% […]
Regulators sport 2 kVac galvanic isolation for UL60950 IT safety certification
Linear Technology introduces the LTM8067 and LTM8068, DC/DC µModule regulators with 2kVAC galvanic isolation. The LTM8067 and LTM8068 include an isolating transformer, control circuitry, power switches and other supporting components in a 9mm x 11.25mm x 4.92mm BGA package. Only one resister, plus input and output capacitors are required to complete the design. Pin creepage […]
chronous Step-Down Silent Switcher Delivers 94% Efficiency at 2 MHz
Linear Technology Corporation announces the LT8641, a 3.5A, 65V input capable synchronous step-down switching regulator. A unique Silent Switcher architecture, combined with spread spectrum frequency modulation, reduces EMI/EMC emissions by more than 25dB even with switching frequencies in excess of 2MHz, enabling it to easily pass the automotive CISPR25 class 5 peak and average limits. […]
Quad-output multiphase synchronous step-down DC/DC controller
Linear Technology Corporation introduces the LTC7851/-1, a quad output multiphase synchronous step-down DC/DC controller with accurate current sharing between phases and differential output voltage sensing. This controller works in conjunction with external power train devices such as DrMOS and power blocks as well as discrete N-channel MOSFETs and associated gate drivers, enabling flexible design configurations. […]
Linear regulators target high input-to-output voltage, high output current apps
Linear Technology Corporation announces the LT3089, a rugged 800mA wide input voltage range linear regulator with key usability, monitoring and protection features. The device has an extended safe operating area (SOA) compared to existing regulators, making it ideal for high input-to-output voltage and high output current applications where older regulators limit the output. The LT3089 […]