Power Controllers

Power Controllers

Thyristor features front-mounted, digital LED display.

Offered in 20, 30, 45, 80, and 100 A ratings, THV microprocessor-based SCR power controller features programming keys, 3 output modes, and base-up setting (output bias). Set values and input signals, checked and monitored via front display keys, can also be made with external setting unit such as variable resistor. Unit offers programmable phase control or zero-cross control and comes with...

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Power Controllers

DC/DC Controller powers UltraSPARC® and SPARC® processors.

Offering 45 A single-chip solution, PolyPhase® synchronous step-down controller, Model LTC3819, features 4 integrated MOSFET drivers and on-board 5-bit digital interface. Core voltage is from 1.025-1.4125 V in 12.5 mV steps and core current ranges from 15-40 A. Housed in 10-pin MSOP package, device operates at up to 90% efficiency from input voltage of 4.5-36 V, and includes current...

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Power Supply Tracker enables control of dc/dc modules.
Power Controllers

Power Supply Tracker enables control of dc/dc modules.

Designed for modules or power supplies with or without access to feedback pins, Model LTC2926 enables variety of power up and power down profiles and supports up to 2 slave supplies that track master signal. Tracking of up to 2 dc/dc modules is achieved with N-channel MOSFETs in series with power path, and 2 integrated remote sense switches automatically compensate for voltage drop across...

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Synchronous Controller includes output tracking function.
Power Controllers

Synchronous Controller includes output tracking function.

With input range of 2.75-9.8 V, 2-phase, dual step-down switching regulator, Model LTC3736-2 deliver outputs as low as 0.6 V. Constant frequency current mode architecture with MOSFET VDS sensing eliminates need for sense resistors. By operating 2 controllers out of phase, power loss and noise due to ESR of input capacitance are minimized. Switching frequency can be programmed up to 750 kHz and...

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Power Controllers

Multi-Channel Controller measures energy/power consumption.

Designed to perform as all-in-one controller or function as transmitter for multiple parameters, Signet 8900 allows mixing and matching of up to 6 sensor types including flow, pH, ORP, conductivity/resistivity, pressure, temperature, and level. For HVAC applications, BTU calculator can execute heating and cooling, 2 cooling, or 2 heating functions simultaneously. It also allows user-selection of...

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Power Controllers

PWM Controller provides power management.

Designed for computing and consumer electronics applications, asynchronous, dual-edge Model NCP5381 enables power management subsystem to respond to users' activation of computing functions. It features Dynamic Reference Injection, +0.5% system voltage accuracy, lossless differential inductor current sensing, and remote temperature sensing per VR11. Available in Pb-free QFN package, unit is...

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Step-Down Controller manages mobile PC power.
Power Controllers

Step-Down Controller manages mobile PC power.

Dual Step-Down Model PM6685 provides 4 output voltages necessary for notebook system power, with conversion efficiency up to 96% using loss-less current-sensing technique. Two PWM voltage regulators provide fixed 5 and 3.3 v outputs that power system during normal operation, while 2 LDO linear regulators provide 5 and 3.3 V output for system standby. Selectable switching frequency allows 200/300,...

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Power Controllers

DC Solid State Power Controller suits 28 Vdc applications.

SSPC Module provides electronic equivalent to electromechanical circuit breaker with isolated control and status. Measuring 1.875 x 1.125 x 0.38 in., this 25 A microcontroller-based Solid State Relay offers integrated current sensing with no derating over full operating temperature. Features include current slew control, built-in R-C filters, repetitive fault handling, and true I2t protection...

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Power Controllers

Power Supply Tracker suits distributed POL applications.

Single Power Supply Tracking Controller, Model LTC2927, facilitates tracking and sequencing of complex distributed power architectures. Housed in 8-lead SOT-23 or 3 x 2 mm DFN package, device can be placed at point of load. By minimizing trace length to sensitive feedback node of dc/dc converter, Model LTC2927 minimizes losses caused by voltage drops and overcomes noise sensitivity and EMI...

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Power Controllers

Remote Power Controller features redundant dc inputs.

Offering dual 50 A power inputs, IP-based Model RPC-4850-8N allows network administrators to control power ON/OFF or BOOT to eight 48 Vdc circuits at up to 15 A per circuit. Internal diode-bridge allows unit to feed power to output circuits from either input source. Model RPC-4850-8N can be controlled via HTTP browser or Telnet, as well as through RS-232 command-line serial port for out-of-band...

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Precision Machining Solutions with Over 25 Years of Experience

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