Optimizing Ripple for a COT Buck Converter
Aug 1, 2009
One of the key challenges when designing a constant-on-time (COT) buck converter is to make it stable with low-ESR output capacitors. Although the basic...

Single Inductor, High Rel Synchronous Buck-Boost Controller
Jul 21, 2009
Linear Technology's high reliability (MP) grade version of the LTC3780 is a very high efficiency synchronous buck-boost switching regulator dc-dc controller that operates from input voltages above, below or equal to the output voltage. ...

300mA, DC-DC Buck-Boost Converter
Jul 21, 2009
Austriamicrosystems AS1331 is a synchronous buck-boost DC/DC converter with an input voltage range is 1.8V to 5.5V and output voltage 2.5V, 3.0V, 3.3V (fixed) and 2.5V to 3.3V (adjustable). Output current is 300mA @ 3.3V....

Switching Power Manager with USB On-The-Go & Overvoltage Protection
Jul 7, 2009
Linear Technology Corporation announces the LTC4160 and LTC4160-1, a family of power manager ICs for single-cell Li-Ion/Polymer battery-based applications, including media players, personal navigation devices, digital cameras, PDAs and smart phones. ...

Boost Regulator Provides a Cost-Effective Power Solution for LCDs
Jul 7, 2009
Maxim Integrated Products introduces the MAX17075 boost regulator with integrated charge pumps, switch control, and a high-current operational amplifier....

Programmable 200mA Two-Terminal Current Source Has 10PPM Regulation
Jun 22, 2009
Linear Technology Corporation two-terminal current source, the LT3092 is a 200mA two-terminal current source has a wide voltage range, high AC and DC impedance, good regulation, low temperature coefficient, and it requires no capacitors. ...

Small Boost Converter with Current Monitor Is Ideal for APD-Biasing in Fiber Modules
Jun 22, 2009
Maxim Integrated Products' MAX15031is a constant-frequency, pulse-width modulated (PWM) step-up converter designed for low-voltage systems that require a locally generated high voltage....

Small Boost Converter with Current Monitor Is Ideal for APD-Biasing in Fiber Modules
Jun 8, 2009
Maxim Integrated Products' MAX15031is a constant-frequency, pulse-width modulated (PWM) step-up converter designed for low-voltage systems that require a locally generated high voltage....

Single Inductor, High Rel Synchronous Buck-Boost Controller
Jun 8, 2009
Linear Technology's high reliability (MP) grade version of the LTC3780, a very high efficiency synchronous buck-boost switching regulator dc-dc controller that operates from input voltages above, below or equal to the output voltage. ...

Primary Side Regulation PWM Integrated Power MOSFET
Jun 8, 2009
Fairchild's FSEZ1216 PWM controller provides several features to enhance the performance of low-power flyback converters....

300mA, DC-DC Buck-Boost Converter
Jun 8, 2009
Austriamicrosystems AS1331 is a synchronous buck-boost DC/DC converter with an input voltage range is 1.8V to 5.5V and output voltage 2.5V, 3.0V, 3.3V (fixed) and 2.5V to 3.3V (adjustable). Output current is 300mA @ 3.3V....

250mA LDO Withstands 80V Input & Operates -55°C to +125°C
May 26, 2009
Linear Technology's wider temperature range version of the LT3013, the high reliability (MP) grade, is a micropower LDO with input voltage capability up to 80V....

15V, 4MHz, Synchronous Step-Down Regulator Delivers 5A
May 12, 2009
Linear Technology's LTC3605 is a high efficiency, 4MHz synchronous buck regulator that uses a constant frequency controlled on-time, current mode architecture and delivers up to 5A of continuous output. ...

Primary-Side-Controlled Offline Switch
Apr 17, 2009
Power Integrations expanded LinkSwitch-II family now includes the LNK632DG intended for applications with up to 3.1 W output. The IC enables the meeting all worldwide energy-efficiency and no-load regulations for low-power chargers and adapters....

Multiphase Converter ICs Solve Powering Requirements for Microprocessors
Jan 1, 2009
Although they are more complicated than their single-phase cousins, multiphase controller IC-based circuits provide better capability for powering the new generation of microprocessors...