National Semiconductor Introduces New SolarMagic ICs for Microinverter, Power Optimizer and Charge Controller Systems
Renewable Energy Grade ICs Reduce Photovoltaic System Cost, Improve Reliability and Simplify Design Santa Clara, Calif. - National Semiconductor Corp. (NYSE:NSM) today introduced ten new SolarMagicTM integrated circuits (ICs), the first in a series developed to reduce cost, improve reliability and simplify design of photovoltaic (PV) systems. Ranging from the industry's first full-bridge gate...
Read More »Step-Down Regulators feature integrated NexFET(TM) MOSFETs.
Suited for telecommunications and networking applications, SWIFT(TM) TPS56221 and TPS56121 provide greater than 90% efficiency at 25 A and 15 A peak load currents, respectively, from input voltage range of 4.5-14 V. Switchers offers 3 selectable frequencies of 300 kHz, 500 kHz, and 1 MHz for design flexibility. Housed in thermally enhanced 5 x 6 mm QFN package, units achieve total solution size...
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Linear Voltage Regulator targets battery-powered applications.
Housed in SC-88A package measuring 2.2 x 2.2 x 1.10 mm, Model NCP508 can drive currents in excess of 50 mA and offers ripple rejection of 70 dB typical at 1 kHz. Noise performance of 40 Ã-µVrms at 1.5 V contributes to clean output voltage, while switch on time of less than 20 Ã-µs helps save energy. With max operating voltage of 7 V, regulator provides low voltage dropout performance of...
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CMOS Linear Voltage Regulators support sub 1 V rails.
Rated to 1 A, NCP69x series suits low current consumption, portable, battery-powered, and always-on applications. VLDO regulators NCP690, NCP691, and NCP692 offer adjustable output voltage from 5.0-1.25 V or fixed voltage. While NCP691 includes enable-low function, NCP692 has enable-high function. Other devices include NCP693, in 5 standard voltage versions from 0.8-3.3 V, and NCP694 adjustable...
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Read More »Synchronous Step-Down Regulator offers 6 A continuous output.
Supplied in 3 x 5 mm QFN package, LTC3616 incorporates constant frequency, current mode architecture. Internal switches with RDS(ON) of 25 and 35 mW allow delivery of up to 6 A continuous output current, and low dropout operation allows output voltage range of 0.6 V to millivolts below VIN. Operating from 2.25-5.5 V, IC has programmable switching frequency from 300 kHz to 4 MHz, exhibits...
Read More »DC-DC Switching Regulators feature internal compensation.
Offered in 3 x 3 mm TSOP packages, 700 kHz ADP2300 and 1.4 MHz ADP2301 integrate high-side MOSFET that delivers power conversion efficiencies greater than 90%. Step-down non-synchronous regulators include soft-start circuitry and bootstrap diodes for intermediate bus generation and point-of-load regulation. Supporting input voltage of 3-20 V, ICs provide adjustable output from 0.8 V to 90% of...
Read More »Synchronous Buck Switching Regulator comes in 4 x 4 mm package.
Supplied as compact multi-chip module (MCM) with built-in power functionality, NX9415(TM) is designed for step-down DC/DC converter applications. It converts 8-22 V input down to as low as 0.8 V with output current of up to 5 A. In addition to 2 MHz controller and 2 MOSFETs with 31 mW RDS(on), product features internal 5 V regulator that provides voltage supply to internal logic and driver...
Read More »POL Voltage Regulators offer PMBus eead/write capability.
Digitally controlled and rated at 20 and 40 A, respectively, BMR450 and BMR451 point-of-load (POL) voltage regulators can write as well as read data via power management bus (PMBus). Read-back affords range of monitoring options, such as output-voltage and current, temperature, and power-good, while write-mode makes it possible to program output voltage and modify it as function of load...
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DC-DC Buck Regulators provide 97% peak efficiency.
Suited for noise-sensitive RF power amplifiers in single-cell Li-Ion battery-powered applications, Series AS1332-34 delivers up to 650 mA from input voltage of 2.7-5.5 V. Fixed switching frequency of 2 MHz, together with internal noise reduction circuitry, results in output voltage ripple of less than 2 mV peak-to-peak. Model AS1332 offers varying output of 1.3-3.16 V, while AS1333 provides fixed...
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Voltage Regulators deliver 4, 8, and 12 A of output current.
SupIRBuck(TM) integrated point-of-load voltage regulators include IR3842, IR3831, IR3841 and IR3840 optimized for 12 V input voltage in energy-efficient server, storage and netcom applications. With common 5 x 6 mm footprint, models with 1.5 MHz switching frequency provide input voltage range of 1.5-16 V with 5 V bias, and wide output voltage range of 0.7 V to 90% Vin. Other features included are...
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