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Solutions Search - PMIC & Multifunction

NXP (Freescale) i.MX7 96Board

Apr 20th 2016
The i.MX 7 series-based, open-source board provided by Arrow enables secure, power-efficient systems with drastically reduced time to market. The i.MX 7 series is a highly integrated multi-market applications processor designed to enable secure and portable applications within the Internet of Things. The i.MX 7 series ...

Circuit LTpowerPlanner 

 

NXP (Freescale) NOVPEK i.MX6Q/D

Apr 15th 2016
The NOVPEKTMi.MX 6 Platform Evaluation Kit was developed with close collaboration with NXP & Linear Technology to give OEMs a flexible platform to evaluate i.MX6 processors by giving access to all the available I/Os on the device and a robust power supply system using the LTC3676 PMIC from Linear Techology. The ...

Circuit LTpowerPlanner 

 

LTC7813 Wide Input Range to 12V/8A Low IQ Cascaded Boost+Buck Regulator (VMID = 14V)

Mar 16th 2016
The LTC®7813 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC7813 Wide Input Range to 5V/8A Low IQ Cascaded Boost+Buck Regulator (VMID Boosted to 10V)

Mar 16th 2016
The LTC®7813 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC7813 Wide Input Range to 24V/5A Low IQ Cascaded Boost + Buck Regulator (VMID = 28V)

Mar 16th 2016
The LTC®7813 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC7813 Low EMI, Wide Input Range Pass-Through Cascaded Boost+Buck Regulator

Mar 16th 2016
The LTC®7813 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LT3463 Dual Output ±20V Converter

Feb 1st 2016
The LT3463/LT3463A are dual micropower DC/DC converters with internal Schottky diodes in a 10-lead 3mm x 3mm DFN package. Negative and positive LT3463 converters have a 250mA current limit. The LT3463A positive converter also has a 250mA limit, while the negative converter has a 400mA limit. Both devices have an input voltage ...

Circuit 

 

LTC7812 Wide Input Range to 12V/8A Low IQ, Cascaded Boost+Buck Regulator (VMID = 16V)

Oct 9th 2015
The LTC®7812 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC7812 Wide Input Range to 5V/5A Low IQ Cascaded Boost + Buck Regulator (VMID Boosted to 10V)

Oct 9th 2015
The LTC®7812 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC7812 Low EMI, Wide Input Range Pass-Through Cascaded Boost+Buck Regulator

Oct 9th 2015
The LTC®7812 is a high performance synchronous Boost+Buck DC/DC switching regulator controller that drives all N-channel power MOSFET stages. It contains independent step-up (boost) and step-down (buck) controllers that can regulate two separate outputs or be cascaded to regulate an output voltage from an input voltage that ...

Circuit 

 

LTC3890 & LTC4000 60V Input DC/DC Power Supply with Battery Backup

Victor Khasiev - Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Feb 27th 2015
Introduction Circuitry presented in this article can be very useful for designing compact power supplies and extremely beneficial for system functioning in conditions of input power interruptions. The presented solution can be embedded into uninterruptible power systems or small standalone modules. It can be successfully employed ...

Blog Post Circuit LTspice 

 

LTC3899 High Efficiency Triple 24V/3.3V/5V Converter with 10V Gate Drive

Feb 24th 2015
The LTC®3899 is a high performance triple output (buck/ buck/boost) DC/DC switching regulator controller that drives all N-channel synchronous power MOSFET stages. The constant frequency current mode architecture allows a phase-lockable frequency of up to 850kHz. The LTC3899 operates from a wide 4.5V to 60V input supply ...

Circuit 

 

LT3653/LTC3557 Dual Input High Efficiency Battery Charger and Triple Buck PMIC Application

Jan 9th 2015
The LT3653 is a monolithic current mode PWM step-down regulator with programmable output current limit. Typically, it is used with battery charger power path controllers to pre-regulate the output and optimize the battery charger efficiency. Output current limit provides accurate control over system power dissipation. The ...

Circuit 

 

LT3653/LTC4098 Dual Input High Efficiency Battery Charger with Low Battery Start-Up and 1.2A Output Current Limit

Jan 9th 2015
The LT3653 is a monolithic current mode PWM step-down regulator with programmable output current limit. Typically, it is used with battery charger power path controllers to pre-regulate the output and optimize the battery charger efficiency. Output current limit provides accurate control over system power dissipation. The ...

Circuit 

 

LT3668 5V/0.75A Supply with Two 0.2A Tracking Outputs

Oct 15th 2014
The LT®3668 is a monolithic triple power supply composed of a 400mA buck switching regulator and two 200mA low dropout linear tracking regulators (LDOs).This provides a complete and robust power solution for applications that require the power supply of a sensor to tightly track the power supply of a measurement ASIC. ...

Circuit 

 

LTC4000 48V to 10.8V at 10A Buck Converter 3-Cell LiFePO4 Battery Charger with 2.9h Termination Timer, 1.25A Trickle Charge Current and Charging PFET Thermal Protection

Sep 23rd 2014
The LTC®4000 is a high voltage, high performance controller that converts many externally compensated DC/DC power supplies into full-featured battery chargers. ...

Circuit 

 

LTC4000 6V to 21V at 5A Boost Converter 5-Cell Li-Ion Battery Charger with C/10 Termination and 0.55A Trickle Charge Current

Sep 23rd 2014
The LTC®4000 is a high voltage, high performance controller that converts many externally compensated DC/DC power supplies into full-featured battery chargers. ...

Circuit 

 

LTC4000 8V to 72V IN to 4.2V at 2.0A Isolated Flyback Single-Cell Li-Ion Battery Charger with 2.9h Timer Termination and 0.22A Trickle Charge Current

Sep 23rd 2014
The LTC®4000 is a high voltage, high performance controller that converts many externally compensated DC/DC power supplies into full-featured battery chargers. ...

Circuit 

 

LT3471 OLED Driver

Sep 11th 2014
The LT3471 dual switching regulator combines two 42V, 1.3A switches with error amplifiers that can sense to ground providing boost and inverting capability. The low VCESAT bipolar switches enable the device to deliver high current outputs in a small footprint. The LT3471 switches at 1.2MHz, allowing the use of tiny, low cost ...

Circuit LTspice 

 

LTC3859 High Efficiency Wide Input Range Dual 5V/8.5V Converter

Aug 6th 2014
The LTC®3859 is a high performance triple output (buck/ buck/boost) synchronous DC/DC switching regulator controller that drives all N-channel power MOSFET stages. Constant frequency current mode architecture allows a phase-lockable switching frequency of up to 850kHz. The LTC3859 operates from a wide 4.5V to 38V input supply ...

Circuit LTspice 

 

LT3667 Pulsed Power Supply for 4mA to 20mA Current Loops

Feb 3rd 2014
The LT®3667 is a monolithic triple power supply composed of a 400mA buck switching regulator and two 200mA low dropout linear regulators (LDOs). ...

Circuit 

 

LT3667 40Vin to 5V, 3.3V and 2.5V Step-Down Converter

Feb 3rd 2014
The LT®3667 is a monolithic triple power supply composed of a 400mA buck switching regulator and two 200mA low dropout linear regulators (LDOs). ...

Circuit LTspice 

 

LT3667 5V, 3.3V and 2.5V Step-Down Converter with 100mA LDO Current Limits

Feb 3rd 2014
The LT®3667 is a monolithic triple power supply composed of a 400mA buck switching regulator and two 200mA low dropout linear regulators (LDOs). ...

Circuit LTspice 

 

LT3667 Dual 5V/200mA Step-Down Converter

Feb 3rd 2014
The LT®3667 is a monolithic triple power supply composed of a 400mA buck switching regulator and two 200mA low dropout linear regulators (LDOs). ...

Circuit 

 

LT8471 Boost Converter with 24V Output and Buck Converter with 5V Output at 550kHz

Feb 3rd 2014
The LT®8471 is a dual PWM DC/DC converter containing two internal 2A, 50V switches and an additional 500mA switch to facilitate step-down and inverting conversion. Each 2A channel can be independently configured as a buck, boost, SEPIC, flyback or inverting converter. Capable of generating positive and negative outputs from ...

Circuit 

 

LT8471 6V to 32V to ±5V, Dual DC/DC Converter

Feb 3rd 2014
The LT8471 is a dual PWM DC/DC converter containing two internal 2A, 50V switches and an additional 500mA switch to facilitate step-down and inverting conversion. Each 2A channel can be independently configured as a buck, boost, SEPIC, flyback or inverting converter. Capable of generating positive and negative outputs from a ...

Circuit 

 

LT8471 500kHz ZETA and 2L Inverting Converters Generates ±5V Outputs with Low Output Ripple

Feb 3rd 2014
The LT®8471 is a dual PWM DC/DC converter containing two internal 2A, 50V switches and an additional 500mA switch to facilitate step-down and inverting conversion. Each 2A channel can be independently configured as a buck, boost, SEPIC, flyback or inverting converter. Capable of generating positive and negative outputs from ...

Circuit 

 

LT8471 Wide Input Range Buck Converter with 3.3V Output and Boost Converter with 18V Output at 400kHz

Feb 3rd 2014
The LT®8471 is a dual PWM DC/DC converter containing two internal 2A, 50V switches and an additional 500mA switch to facilitate step-down and inverting conversion. Each 2A channel can be independently configured as a buck, boost, SEPIC, flyback or inverting converter. Capable of generating positive and negative outputs from ...

Circuit 

 

LT8471 Tracking ±12V Supplies from 6V to 36V Input at 800kHz

Feb 3rd 2014
The LT8471 is a dual PWM DC/DC converter containing two internal 2A, 50V switches and an additional 500mA switch to facilitate step-down and inverting conversion. Each 2A channel can be independently configured as a buck, boost, SEPIC, flyback or inverting converter. Capable of generating positive and negative outputs from a ...

Circuit 

 

LT8582 5V to ±12V@550mA Split Supply at 1.5MHz

Jan 12th 2012
The LT8582 is a dual independent channel PWM DC/DC converter with a power good pin and built-in fault protection to help guard against input overvoltage and overtemperature conditions. Each channel consists of a 42V master switch and a 42V slave switch that can be tied together for a total current limit of 3A. ...

Circuit LTspice 

 

28V Input to 0V to 28V Output SEPIC SuperCap Charger with Input Current Limit

May 18th 2010
In this circuit, a supercapacitor is charged from it's fully uncharged state up to a full charge voltage of 28V. This wide output voltage range is accomplished using a SEPIC topology. The built in input current limit of the LT3956 simplifies the design. The LT3956 is a DC/DC converter designed to operate as a constant-current ...

Circuit 

 

High Efficiency Wide Input (Cold Crank) Range Dual 5V/8.5V Converter

Mar 18th 2010
The LTC3859 is a high performance triple output (buck/ buck/boost) synchronous DC/DC switching regulator controller that drives all N-channel power MOSFET stages. Constant frequency current mode architecture allows a phase-lockable switching frequency of up to 850kHz. The LTC3859 operates from a wide 4.5V to 38V input supply ...

Circuit 

 

LT3582 5V to ±12V@80mA Split Supply

May 4th 2009
The LT3582 series includes two monolithic converters, one Boost and one Inverting. The Boost converter has an integrated power switch and output disconnect switch. The Inverting converter uses a single inductor topology and includes an integrated power switch. Both Boost and Inverting converters use a novel control scheme resulting ...

Circuit 

 

LT3471 5V to ±12V@320mA Dual Supply Boost/Inverting Converter

Sep 23rd 2004
The LT3471 dual switching regulator combines two 42V, 1.3A switches with error amplifi ers that can sense to ground providing boost and inverting capability. The low VCESAT bipolar switches enable the device to deliver high current outputs in a small footprint. The LT3471 switches at 1.2MHz, allowing the use of tiny, low cost ...

Circuit 

 

LT1945 Dual Output ±32V@5mA Converter

Sep 20th 2001
The LT1945 is a dual micropower DC/DC converter in a 10-pin MSOP package. Each converter is designed with a 350mA current limit and an input voltage range of 1.2V to 15V, making the LT1945 ideal for a wide variety of applications. Both converters feature a quiescent current of only 20μA at no load, which further reduces to ...

Circuit