Electrical Regulators

Micropower LDO Regulator withstands up to 100 V input.
Electrical Regulators

Micropower LDO Regulator withstands up to 100 V input.

Offered in DFN and ThinSOT packages, LT3014 can deliver 20 mA output current and operates with 3-80 V continuous input voltage range. It generates output voltages from 1.22-60 V with dropout of 350 mV and features max quiescent current of 7 Â-µA. With no protection diodes needed, unit operates with ceramic output capacitors and features internal circuitry for reverse battery and current...

Read More »
Step-Down Controller uses on-board start-up regulator.
Electrical Regulators

Step-Down Controller uses on-board start-up regulator.

Offering reverse-current inhibit feature and adaptive nonoverlap control, LT3800 current mode, synchronous, step-down controller operates without requiring auxiliary DC/DC regulator for startup. Unit operates from 4-60 V supplies and regulates output voltages from 1.23-36 V at load currents up to 10 A. Operating at 200 kHz fixed frequency with 94% efficiency, it includes Burst ModeÂ-®...

Read More »
DC/DC Buck Regulator features 1.3 MHz fixed frequency.
Electrical Regulators

DC/DC Buck Regulator features 1.3 MHz fixed frequency.

Rated at 3 A, PowerBlox(TM) Model SP7653 is capable of handing input voltage as high as 20 V and delivering output voltages as low as 0.8 V. By integrating high efficiency switches with resistance of 40 mohm, unit offers up to 91% efficiency over output voltage of 0.8-19 V. Regulator includes programmable soft start, over-temperature protection, dual under-voltage lock-out thresholds, short...

Read More »
Step-Down Regulator delivers 8 A in less than 350 mm-².
Electrical Regulators

Step-Down Regulator delivers 8 A in less than 350 mm-².

Using constant frequency, current mode architecture, synchronous buck regulator Model LTC3418 provides up to 8 A of continuous output current at voltages as low as 0.8 V from 5 x 7 mm QFN package. With efficiency up to 95%, unit operates from input voltage of 2.25-5.5 V, making it suited for single-cell Li-Ion or NiMH applications, as well as fixed rail systems. Switching frequency of 4 MHz...

Read More »
Voltage Regulators help maximize battery life.
Electrical Regulators

Voltage Regulators help maximize battery life.

Supplied in TO-220 SIP packaging, step-down Series 78SR is pin- and size-compatible with LM78xx devices. Three models offer outputs of +5 V/0.5 A, +12 V/0.4 A, and +3.3 V/0.5 A. Switching frequency of 260 kHz produces efficiencies as high as 95% for 12 V part and 85% for 3.3 and 5 V regulators. Offering full load operation from 9, 12, 24, 28, or 36 V supplies, at ambient temperatures as high as...

Read More »
DC/DC Buck Regulators optimize low-power applications.
Electrical Regulators

DC/DC Buck Regulators optimize low-power applications.

Synchronous PWM current mode DC/DC converter models FAN2011 and FAN2012 provide 95% efficiency, 1.5 A continuous load current, and fixed 1.3 MHz operating frequency in 6-terminal, 3 x 3 mm MLP package. Products feature on-chip MOSFETs and adjustable output voltage from 0.8 V to VIN. Model FAN2011 is always on, while FAN2012 has enable pin that lets designers implement power management schemes for...

Read More »
Electrical Regulators

Low Dropout Regulators minimize operating current.

Models MIC5311 and MIC5312 are dual output regulators with LowQ(TM) operating current mode. Both ICs feature input voltage of 2.5-5.5 V while supplying up to 300 mA of current from each output. LowQ(TM) Mode offers 7 Â-µA total quiescent current operation while still supplying up to 10 mA output. Model MIC5312 adds integrated on-board power-on reset supervisor with programmable delay. Units...

Read More »
Electrical Regulators

Switching Regulator suits mobile phone applications.

Optimized for RF power amplifiers in 2.5G and 3G CDMA and W-CDMA mobile phones, 2 MHz PWM synchronous Model MIC2224 features 2.7-5.5 V input voltage with DAC-adjustable output from 0.3-3.6 V. By adjusting voltage applied to RF power amplifier, transmit power can be made to match environmental operating conditions. In PWM mode, MIC2224 supplies more than 600 mA of output current through fully...

Read More »
Electrical Regulators

Switching Regulators suit high-output voltage applications.

Manufactured in 2 x 1 x 0.39 in. metal case with 6-sided shielding and industry standard pinout, SRAD20 series includes SRAD20S200/5 and SRAD20S200/12 models with input voltage ranges of 6-10 and 9-18 Vdc, respectively. Both have 20 W constant frequency, current mode, adjustable output, step-up switching regulators that provide adjustable output voltage from Vin to 200 Vdc. Series offers line and...

Read More »
Multi-Output Regulator suits automotive applications.
Electrical Regulators

Multi-Output Regulator suits automotive applications.

Targeted for use in under-hood environments in 14 or 24 V automotive systems, A8450 incorporates controlled power-up sequencing and power-on-reset functionality as well as fault detection and reporting. IC features 4 regulator outputs: 2 low-voltage outputs that provide DSP or microprocessor core and I/O voltages, and 2 linear 5 V tracking regulators. Both feature current foldback circuitry....

Read More »

All Topics