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Solutions Search - Step-Up (Boost) Regulators

DC1341B - LT3757EDD SEPIC Demo Board | 4.5V ≤ Vin ≤ 36V; Vout = 5V @ 3A

Nov 3rd 2017
Demonstration circuit 1341B features LT®3757A in a 300kHz SEPIC converter circuit, designed for a 5V at 3A output from a 4.5V to 36V input voltage range.   ...

Demo Board 

 

DC2234A - LT8711 Micropower Synchronous Sepic Converter

Oct 2nd 2017
Demonstration circuit 2234A is a synchronous sepic converter featuring the LT®8711 multitopology switching controller. The LT8711 is a current mode PWM DC/DC controller with a dual input LDO to optimize gate driver efficiency. Ultralow 15μA quiescent current in low noise Burst Mode® operation achieves high efficiency ...

Demo Board 

 

Terasic DE10-Nano Kit

Sep 26th 2017
The Terasic DE10-Nano is a development kit based on an Intel Cyclone V SoC which combines the power of a Cyclone V FPGA with a dual-core ARM Cortex-A9 processor. Analog Devices offers many plug-in boards that let you extend the functionality of the kit. Whether you want to measure real-world phenomena such as toxic gases or ...

Circuit LTpowerPlanner 

 

42V Multitopology DC/DC Controller with 15μA IQ Provides Five Converter Topologies at Up to 10A Output Current

Sep 11th 2017
MILPITAS, CA and NORWOOD, MA – September 11, 2017 – Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8711, a multitopology current mode PWM controller that can easily be configured as a synchronous buck, boost, SEPIC and ZETA DC/DC converter, or as a nonsynchronous buck-boost ...

Press Release 

 

2A, 2MHz, 60V Boost/SEPIC/Inverter DC/DC Converter with IQ = 9μA

Aug 21st 2017
MILPITAS, CA and NORWOOD, MA – August 21, 2017 – Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8362, a current mode, 2MHz step-up DC/DC converter with an internal 2A, 60V switch. It operates from an input voltage range of 2.8V to 60V, suitable for applications with input ...

Press Release 

 

DC2628A - LT8362 Demo Board | VIN = 10V to 36V with VOUT= 48V at 280mA to 1000mA

Aug 8th 2017
Demo circuit 2628A features the LT®8362 in boost configuration. The converter is designed to convert a 10V to 36V source to 48V at 280mA to 1000mA, depending on input voltage, and with a switching frequency of 2MHz. Please refer to Figure 4 for load current versus input voltage.    ...

Demo Board LTspice 

 

100V, Bidirectional Multiphase Synchronous Buck or Boost Controller

Ding Li - Senior Power Applications Engineer, Power Products Mar 31st 2017
Current 12V automotive systems are reaching their 3kW power limit due to the ever-increasing demand for more electrical devices. A newly proposed standard, LV148, combines a secondary 48V bus with the existing 12V system. Benefits of this technology include increased available energy that allows for more electrical circuits ...

Video 

 

DC765B - LT3479EDE Demo Board | Positive/ Negative Converter (LT3479 x2), Boost: 2.5V ≤ VIN ≤ 4.2V, Vout=7V@600mA, Inverter: 2.5V ≤ VIN ≤ 12V, Vout=-5V@600mA

Feb 9th 2017
Demonstration circuit 765B is a general purpose 1MHz, positive and negative converters featuring the LT3479EDE. The demo circuit demonstrates small size and low component count in a boost circuit and an inverting circuit. The boost converter is set up to convert a 2.5V to 4.2V input to 7V output at 600mA. The inverting circuit ...

Demo Board 

 

LTC3897 High Efficiency 2-Phase 24V Boost Converter with In-Rush Current Control, Overcurrent Protection, Input Voltage Surge Protection and Reverse Input Protection

Jan 17th 2017
The LTC®3897 is a synchronous boost DC/DC controller with surge stopper and ideal diode controller. ...

Circuit 

 

LTC3897 High Efficiency 2-Phase 48V Boost Converter with Reverse Input Protection (Surge Stopper Controller Not Used)

Jan 17th 2017
The LTC®3897 is a synchronous boost DC/DC controller with surge stopper and ideal diode controller. ...

Circuit 

 

LTC3897 High Efficiency 2-Phase 48V Boost Converter with Overcurrent Protection (Ideal Diode and Surge Stopper Controllers at the Output)

Jan 17th 2017
The LTC®3897 is a synchronous boost DC/DC controller with surge stopper and ideal diode controller. ...

Circuit 

 

LTC3897 Nonsynchronous 107V/1.5A 2-Phase Boost Converter with In-Rush Current Control, Overcurrent Protection, Input Voltage Surge Protection and Reverse Input Protection

Jan 17th 2017
The LTC®3897 is a synchronous boost DC/DC controller with surge stopper and ideal diode controller. ...

Circuit 

 

Multiphase 60V Synchronous Boost Controller Provides up to 97% Efficiency with Input & Output Protection

Jan 10th 2017
MILPITAS, CA – January 10, 2017 – Linear Technology Corporation announces the LTC3897, a multiphase synchronous boost DC/DC controller with input surge stopper and ideal diode controller. The boost controller drives two N-channel power MOSFET stages out-of-phase to reduce input and output capacitor requirements, ...

Press Release 

 

DC2108A - LTC3897 Demo Board | Sync Boost Controller, 16V ≤ VIN ≤ 55V,Vout = 48V @ 4A to 12A

Nov 30th 2016
Demonstration circuit DC2108 is DC/DC boost converter featuring the LTC®3897 constant frequency current mode boost controller. The DC2108A operates over a 16V to 55V input and provides 4A to 12A of output current as shown in Figure 3. The 160kHz (2 •160kHz at the output) constant frequency operation results in a small ...

Demo Board LTspice 

 

38V Input Synchronous Boost Controller Operates at 150°C with up to 98% Efficiency

Nov 7th 2016
MILPITAS, CA – November 7, 2016 – Linear Technology Corporation announces the H-grade versions of the LTC3786, a synchronous step-up DC/DC controller with guaranteed operation for junction temperatures up to 150°C. The LTC3786 replaces the boost diode with an N-channel MOSFET for higher efficiency and reduced ...

Press Release 

 

LTC3871 Bidirectional PolyPhase® Synchronous Buck or Boost Controller - Video Product Brief

Bruce Haug - Product Marketing Engineer Oct 6th 2016
The LTC®3871 is a high performance bidirectional buck or boost switching regulator controller that operates in either buck or boost mode on demand. It regulates in buck mode from VHIGH-to-VLOW and boost mode from VLOW-to-VHIGH depending on a control signal, making it ideal for 48V/12V automotive dual battery systems. An ...

Video 

 

LT3759 Wide Vin, 48V @ >100mA Output Boost Converter that Works Down to 1.6V

Christopher Jarboe - Associate Applications Engineer Oct 3rd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. An internal LDO regulator draws power from VIN or DRIVE to provide up to a 4.75V supply for ...

Blog Post Circuit LTspice 

 

48V/12V Automotive Bidirectional Synchronous Buck or Boost DC/DC Controller Increases Available Power

Sep 20th 2016
MILPITAS, CA – September 20, 2016 – Linear Technology Corporation announces the LTC3871, a 100V/30V bidirectional two phase synchronous buck or boost controller, ideal for 48V/12V automotive dual battery systems. Current 12V automotive systems are reaching their 3kW power limit due to the ever-increasing demand for ...

Press Release 

 

How NOT to Damage Your Switching Regulator Demo Board

Christopher Jarboe - Associate Applications Engineer Sep 2nd 2016
Introduction: A great way to develop a design is to start with an existing demo board and modify it. While this simplifies the process, there are a few pitfalls to be aware of so that you do not have to spend time tracking down and replacing damaged components. Below are four common ways to damage your circuit. 1) Improper ...

Blog Post 

 

DC2449A-B - LT8335 Demo Board | Micropower Inverter, 4.5V ≤ VIN ≤ 13V, Vout = -12V @ 350mA, 2MHz fSWITCH

Aug 25th 2016
Demonstration circuits 2449A-A and 2449A-B feature the LT8335, in boost and inverting configurations. The demo circuits demonstrate small size and low component count. The boost is designed to convert a 3V to 10V input source to 12V at 275mA. The inverter converts a 4.5V to 13V source to –12V at 350mA. Refer to Figures ...

Demo Board 

 

DC2449A-A - LT8335 Demo Board | Micropower Boost, 3V ≤ VIN ≤ 10V, Vout = 12V @ 275mA, 2MHz fSWITCH

Aug 25th 2016
Demonstration circuits 2449A-A and 2449A-B feature the LT8335, in boost and inverting configurations. The demo circuits demonstrate small size and low component count. The boost is designed to convert a 3V to 10V input source to 12V at 275mA. The inverter converts a 4.5V to 13V input source to –12V at 350mA. Refer to Figures ...

Demo Board LTspice 

 

DC2247A - LT3922 Demo Board | Sync Boost LED Driver, 4V ≤ VIN ≤ 28V, VLED = 34V @ Up to 330mA, 2MHz fSWITCH

Aug 25th 2016
Demonstration circuit DC2247A is a synchronous 2MHz boost LED driver featuring the LT3922. The LT3922 features a low EMI Silent Switcher architecture and an optional spread spectrum frequency modulation (SSFM) that further reduces EMI. It has a 2A/36V internal power switch, but the demo board has been configured to use a 4V ...

Demo Board LTspice 

 

LTC3130 Single-Cell 1.2V, 200mA Buck-Boost Converter

Aug 15th 2016
The LTC3130/LTC3130-1 are high efficiency, low noise, 600mA buck-boost converters with wide VIN and VOUT ranges. For high efficiency operation at light loads, BurstMode operation can be selected, reducing the quiescent current to just 1.6µA. Converter start-up is achieved from sources as low as 7.5µW. ...

Circuit 

 

DC780B - LT1618 Demo Board | CC/CV Boost, 3.3V ≤ VIN ≤ 4.2V, Vout = 12V@250mA(CV) or 3.5V@500mA(CC)

Jul 25th 2016
Demonstration circuit 780B is a Constant-Current Constant- Voltage 1.4MHz Step-up DC/DC Converter featuring the LT ® 1618. DC780B demonstrates a general purpose Boost converter with a 12V, 250mA output from a 3.3V-4.2V source. The demo board can also be used as an LED driver, where a Luxeon LED (not installed), is driven ...

Demo Board 

 

2A, 2MHz, 28V Boost/SEPIC/Inverting DC/DC Converter with IQ = 6μA

Jul 7th 2016
MILPITAS, CA – July 7, 2016 – Linear Technology Corporation announces the LT8335, a current mode, 2MHz step-up DC/DC converter with an internal 2A, 28V switch. It operates from an input voltage range of 3V to 25V, suitable for applications with input sources ranging from a single-cell Li-Ion to automotive inputs. ...

Press Release 

 

LT8335 3V to 6V Input, 24V Boost Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 3V to 6V Input, 12V Boost Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 8V to 16V Input, 24V Boost Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 4V to 16V Input, –5V Inverting Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 4V to 16V Input, 5V SEPIC Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 5V to 12V Input, –12V Inverting Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

LT8335 4V to 16V Input, ±5V Converter

Jun 27th 2016
The LT®8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6μA of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very ...

Circuit 

 

DC2422A-C - LTC7812EUH Demo Board | Sync Boost + Sync Buck, 4V ≤ VIN ≤ 36V; VBoost = 12V, Vbuck = 12V to 5V @ 8A

Mar 11th 2016
Demonstration circuit DC2422A is a step-up + step-down DC/DC converter featuring the LTC®7812EUH, a high performance dual output (Boost + Buck) synchronous DC/ DC switching regulator controller. This board has a 4V to 36V input voltage range and three different output configurations. DC2422A-A generates a regulated 12V @ ...

Demo Board 

 

DC2422A-B - LTC7812EUH Demo Board | Sync Boost + Sync Buck, 4V ≤ VIN ≤ 36V; VOUT1 (Quasi Regulated) = 10V-16V @ 6-8A

Mar 11th 2016
Demonstration circuit DC2422A is a step-up + step-down DC/DC converter featuring the LTC®7812EUH, a high performance dual output (Boost + Buck) synchronous DC/ DC switching regulator controller. This board has a 4V to 36V input voltage range and three different output configurations. DC2422A-A generates a regulated 12V @ ...

Demo Board 

 

DC2422A-A - LTC7812EUH Demo Board | Sync Buck + Sync Boost, 4V ≤ VIN ≤ 36V; VOUT = 12V @ 8A

Mar 11th 2016
Demonstration circuit DC2422A is a step-up + step-down DC/DC converter featuring the LTC®7812EUH, a high performance dual output (Boost + Buck) synchronous DC/ DC switching regulator controller. This board has a 4V to 36V input voltage range and three different output configurations. DC2422A-A generates a regulated 12V @ ...

Demo Board LTpowerCAD 

 

Differences Between the Ćuk Converter and the Inverting Charge Pump Converter

Kevin B. Scott - Senior Strategic Marketing Engineer
Jesus Rosales - Applications Engineer
Mar 7th 2016
The Ćuk converter (also referred to as the two inductor inverting converter), the inverting charge pump and the single inductor inverting converter (also referred to as the inverting buck-boost) all provide a negative output voltage from a positive input voltage. However, engineers often unknowingly refer to these topologies ...

Blog Post 

 

LT3759 1.8V to 3.3V Input, 5V/2A Output Boost Converter

Feb 2nd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. ...

Circuit 

 

LT3759 8V to 16V Input, 24V/2A Output Boost Converter

Feb 2nd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. ...

Circuit 

 

LT3759 1.8V to 5V Input, 3.3V/3A Output SEPIC Converter

Feb 2nd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. ...

Circuit 

 

LT3759 5V to 15V Input, –5V/3A Output Inverting Converter

Feb 2nd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. ...

Circuit 

 

LT3759 1.8V to 5V Input, –5V/2A Output Inverting Converter

Feb 2nd 2016
The LT®3759 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin. It can be configured as a boost, SEPIC or inverting converter. ...

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 

 

Simplify Your High Voltage DC/DC Converters to Save Battery Life

Jesus Rosales - Applications Engineer Jan 21st 2016
Linear Technology’s LT8330 and LT8331, two Low Quiescent current Boost/SEPIC/Inverting Converters, are specifically designed for Automotive, Industrial, Telecom and Portable applications. The LT8330 has a 1A, 60V power switch and an input range of 3-40V, while the LT8331 has a 500mA, 140V power switch and an input range ...

Video 

 

DC2275A - LT8331 Demo Board | Boost, 10V ≤ VIN ≤ 48V, 120Vout @ up to 80mA

Dec 11th 2015
Demonstration circuit DC2275A features the LT®8331 in a boost configuration. The demo circuit demonstrates small size and low component count. The boost is designed to convert a 10V to 48V source to 120V at 25mA to 80mA. ...

Demo Board 

 

LT8331 36V to 72V Input,120V Boost Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit LTspice 

 

LT8331 9V to 16V Input, 135V Boost Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 10V to 48V Input, 240V Boost Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 36V to 72V Input, 48V SEPIC Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit LTspice 

 

LT8331 4.5V to 80V Input, 12V SEPIC Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 4.5V to 80V Input, 5V SEPIC Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 36V to 72V Input, –24V Inverting Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 4.5V to 80V Input, –12V Inverting Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 4.5V to 80V Input, –5V Inverting Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

LT8331 40V to 80V Input, 5V Isolated Output Converter

Nov 4th 2015
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input. With a unique single feedback pin architecture, it is capable of boost, SEPIC, flyback or inverting configurations. Burst Mode operation consumes as low as 6μA quiescent current to maintain high efficiency at very ...

Circuit 

 

Monolithic Converter Delivers High Output Voltages

Jesus Rosales - Applications Engineer Nov 4th 2015
Design Note 545: Introduction Industrial, telecom, medical and automotive applications use a wide variety of regulated voltages to operate effectively, including high voltage and negative rails. When the designer is faced with producing industrial power supplies, the job can be simplified by minimizing the parts count, as well ...

Blog Post 

 

500mA, 140V Boost/SEPIC/Flyback/Inverting DC/DC Converter with IQ= 6μA

Nov 2nd 2015
MILPITAS, CA - November 2, 2015 - Linear Technology Corporation announces the LT8331, a current mode step-up DC/DC converter with an internal 500mA, 140V switch. It operates from an input voltage range of 4.5V to 100V, making it suitable for use with a wide range of input sources found in industrial, transportation and avionic ...

Press Release 

 

28μA IQ Dual Output, Boost + Buck Synchronous DC/DC Controller Maintains Regulation in Automotive Systems

Oct 21st 2015
MILPITAS, CA - October 21, 2015 - Linear Technology Corporation introduces the LTC7812, a dual output (boost + buck), low quiescent current synchronous DC/DC controller. When cascaded, its independent step-up (boost) and step-down (buck) controllers regulate the output voltage from an input voltage that can be above, below or ...

Press Release 

 

DC2270A - LT3095 Demo Board | Dual Boost Plus Post-Regulator LDO Bias Generator, 3V ≤ VIN ≤ 20V, Vout1 = 5V @ 50mA, Vout2 = 15V @ 50mA

Oct 20th 2015
Demonstration circuit 2270A is a dual-channel low noise bias generator featuring LT3095. The LT3095 generates two low noise bias supplies from a common input voltage range from 3V to 20V. Each channel includes a fixed frequency, peak current mode step-up switching regulator and a low noise, single resistor programmable linear ...

Demo Board LTspice 

 

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 

 

Terasic DE0-Nano-SoC Kit / Atlas-SoC Kit

Oct 5th 2015
The DE0-Nano-SoC Development Kit presents a robust hardware design platform built around the Altera System-on-Chip (SoC) FPGA, which combines the latest dual-core Cortex-A9 embedded cores with industry-leading programmable logic for ultimate design flexibility. Users can now leverage the power of tremendous re-configurability ...

Circuit 

 

DC2372A - LTC3121EDE Demo Board | Sync Boost, 1.8V ≤ VIN ≤ 5.5V, Vout = 12V @ Up to 400mA

Sep 30th 2015
Demonstration circuit 2372A is a 5.5V input, 12V output at 400mA DC/DC power supply featuring the LTC®3121. The IC includes internal high and low side 1.5A switches and features selectable PWM or Burst Mode® operation for high efficiency at low output current. The board operates from an input voltage as low as 1.8V and ...

Demo Board LTpowerCAD LTspice 

 

Easily Boost 12V to 140V with a Single Converter IC

Victor Khasiev - Applications Engineer Sep 28th 2015
Design Note 1033: Introduction Generating a high voltage from a much lower voltage presents a number of challenges for the classical single stage boost topology. For instance, the maximum duty cycle limitation of a boost controller may not allow the required step-up ratio. Even if it does, there is often a sharp decrease in ...

Blog Post 

 

Dual, Low Noise Bias Generators in 3mm x 5mm QFN Offer Ultralow Noise and Ripple for Sensitive Circuit Applications

Sep 15th 2015
MILPITAS, CA - September 15, 2015 - Linear Technology Corporation announces the LT3095, a dual-channel IC delivering two very low noise, low ripple bias supplies from a single input. Each channel incorporates a monolithic step-up DC/DC converter post-regulated by an integrated ultralow noise and high PSRR (power supply rejection ratio) ...

Press Release 

 

1A, 2MHz, 60V Boost/SEPIC/Inverting DC/DC Converter with IQ= 6μA

Sep 14th 2015
MILPITAS, CA - September 14, 2015 - Linear Technology Corporation announces the LT8330, a current mode, 2MHz step-up DC/DC converter with an internal 1A, 60V switch. It operates from an input voltage range of 3V to 40V, making it suitable for applications with input sources ranging from a single-cell Li-Ion to automotive inputs. ...

Press Release 

 

DC2018A - LT8330 Demo Board | Dual circuits. 1) 10V to 36V input to 48V at 135mA & 2) 4V to 36V input to -12V at 270mA

Sep 4th 2015
Demonstration circuit 2018A features the LT®8330, a low IQ boost/SEPIC/inverting converter with a 1A, 60V switch. The LT8330 allows higher input and output voltages than comparable converters and also significantly reduces input current at light loads and no load. The LT8330 regulates either positive or negative outputs ...

Demo Board LTpowerCAD LTspice 

 

DC414B - LTC1871EMS | Boost Controller, 3V ≤ VIN ≤ 5V, Vout = 5V @ 7A

Aug 31st 2015
Demonstration circuit DC414 is a step-up (Boost) DC-DC converter featuring the LTC1871 controller. The circuit is capable of providing an output voltage of 5V at 7A (10A peak) from an input supply of 3.3V. External frequency synchronization is provided, as are two modes of operation at light load conditions: Burst mode™ ...

Demo Board 

 

LT3095 5V to 20V VIN with 5V and 12V Outputs and SEPIC on Channel 2 for Continuous Output Current

Aug 27th 2015
The LT®3095 generates two low-noise bias supplies from a common input voltage ranging from 3V to 20V. Each channel includes a fixed frequency, peak current-mode step-up switching regulator and a low-noise, singleresistor- programmable 50mA linear regulator. The linear regulator’s high power supply ripple rejection ...

Circuit 

 

LTC3121 2 AA Cell to 12V Synchronous Boost Converter, 100mA

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

LTC3121 3.3V to 12V, 2MHz Synchronous Boost Converter with Output Disconnect, 250mA

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

LTC3121 USB/Battery Powered Synchronous Boost Converter, 4.3V to 5V, 500mA

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

LTC3121 5V to Dual Output Synchronous Boost Converter, ±15V @ 140mA

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

LTC3121 Single Li-Cell 3-LED Driver, 2.5V/4.2V to 175mA

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

LTC3121 Dual Supercapacitor Backup Power Supply, 0.5V to 5V

Aug 27th 2015
The LTC®3121 is a synchronous step-up DC/DC converter with true output disconnect and inrush current limiting. The 1.5A current limit along with the ability to program output voltages up to 15V makes the LTC3121 well suited for a variety of demanding applications. Once started, operation will continue with inputs down to ...

Circuit 

 

1.5A, 15V Synchronous Boost Regulator Offers 95% Efficiency, 3MHz Switching & Output Disconnect in a 3mm x 4mm DFN

Aug 20th 2015
MILPITAS, CA - August 20, 2015 - Linear Technology Corporation announces the LTC3121, a 3MHz current mode, synchronous boost DC/DC converter with integrated output disconnect. Its internal 1.5A switches deliver output voltages as high as 15V from an input voltage range of 1.8V at start-up (0.5V when running) to 5.5V, making ...

Press Release 

 

LT8494 1.5MHz, 12V Output @ 0.5A SEPIC Converter

Aug 18th 2015
The LT®8494 is an adjustable frequency (250kHz to 1.5MHz) monolithic switching regulator. Quiescent current can be less than 7μA when operating and is ~0.3μA when SWEN is low. The LT8494 can be configured as either a SEPIC, boost or flyback converter. ...

Circuit 

 

LT8494 450kHz, Wide Input Range 12V Output @ 0.65A SEPIC Converter

Aug 18th 2015
The LT®8494 is an adjustable frequency (250kHz to 1.5MHz) monolithic switching regulator. Quiescent current can be less than 7μA when operating and is ~0.3μA when SWEN is low. The LT8494 can be configured as either a SEPIC, boost or flyback converter. ...

Circuit 

 

DC2258A - LT3048 Demo Board | Boost, Integrated Schottky and Post-Regulator LDO, 2.7V ≤ VIN ≤ 4.8V, Vout = 20V @ up to 25mA

Aug 10th 2015
Demonstration circuit 2258A features the LT®3048, a Boost DC/DC Converter with integrated Schottky diode and LDO in a 2mm × 2mm DFN package. This demo board is designed to convert a 2.7V to 4.8V input to a 20V output at 10mA to 25mA with low output ripple and noise. The LT3048 allows for the output to be programmed ...

Demo Board 

 

DC2242A - LT8494EFE Demo Board | SEPIC, 3V ≤ VIN ≤ 60V; VOUT = 5V @ 1A

Jul 27th 2015
Demonstration circuit 2242A is a monolithic SEPIC converter featuring LT®8494. The demo board is designed for 5V output from a 3V to 60V input at 450kHz switching frequency. The max output current is 1A when the input voltage is above 12V, and is reduced with lower input voltage. The quiescent current of LT8494 is less than ...

Demo Board LTspice 

 

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