Regulator for micro SD card
Hi,I want to insert a micro SD card to my PCB. the circuit is powered by a 3V Li-MnO2 battery.I need to regulate the SD card to 2.7v.all the circuit components are regulated by TPS78222DRVR (2.2v)My...
View Articlenegative adjustable voltage regulator require for electro-chemistry sensor
Hello Friends,I am working in the project of electro chemical potentiostat in which there are three electrodes used and I need to provide them very fine negative voltage from -1.0 to -0.6 with current...
View ArticleSurvey LDO compare TPS62730, TPS62740 function
Hi all,My customer evaluating Low Iq, Bypass mode and good light low efficiency application IOT.Vin Power source use AA battery 1.6V~3V, Vout 1.8V I suggest TPS62730, TPS62740 but not meet end customer...
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Automotive Trends: Cameras in Every Car
One major trend that we’ve all noticed in automobiles over the past few years is the use of cameras-- for assistance when backing up. Just 10 or 20 years ago, such technology was unheard of in the...
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Extend the life of your coin cell with boost + bypass operation!
Picture this--You are designing your company’s latest and greatest water meter and have been asked to increase its battery’s run time by 10% over the previous model. This is now the fourth product...
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BOM-optimize your vacuum cleaner!
In the consumer world with products, such as vacuum cleaners and white goods, the Bill of Materials (BOM) is extremely important. The broad array of products and companies designing those products...
View ArticleDriver selection for OSRAM GF CS8PM1.24
Hi,what could be an appropriate driver for OSRAM's LED GF CS8PM1.24 the power source is LiIon battery.
View ArticleValidation on Non-Linear Voltage Regulators
Hi,Can someone provide any ideas of the best method to validate non-linear voltage regulators? Impedance profile and Bode-plot used in traditional validation are useless when non-linear voltage...
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A smaller step-down power module for communications equipment systems
The proliferation of cellular phones, tablets and other Internet-connected devices (the Internet of Things) has drastically increased the amount of wireless communications traffic throughout the world....
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Automotive Trends: Cameras in Every Car
One major trend that we’ve all noticed in automobiles over the past few years is the use of cameras-- for assistance when backing up. Just 10 or 20 years ago, such technology was unheard of in the...
View ArticleClik here to view.
Extend the life of your coin cell with boost + bypass operation!
Picture this--You are designing your company’s latest and greatest water meter and have been asked to increase its battery’s run time by 10% over the previous model. This is now the fourth product...
View ArticleClik here to view.
BOM-optimize your vacuum cleaner!
In the consumer world with products, such as vacuum cleaners and white goods, the Bill of Materials (BOM) is extremely important. The broad array of products and companies designing those products...
View ArticleDriver selection for OSRAM GF CS8PM1.24
Hi,what could be an appropriate driver for OSRAM's LED GF CS8PM1.24 the power source is LiIon battery.
View ArticleValidation on Non-Linear Voltage Regulators
Hi,Can someone provide any ideas of the best method to validate non-linear voltage regulators? Impedance profile and Bode-plot used in traditional validation are useless when non-linear voltage...
View ArticleNeed help selecting a DC-DC LED driver
Hi,We are using the TPS62150 in a constant current configuration to drive a white LED up to 1A. Would like to know if there is a more efficient part.Spec's:Vin 2.8V-12VVout 3.0V @ 1A maxThanks,Paul
View ArticleHow to build a 2.5A constant current?
I used to make some constant current supplies such as LM3407, LM3406 driver but all of them below 1.5A. Is there a TI's IC met 2.5A or combinable ICs helped me do this?I'm designing a Cree-XML2 Drivers...
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Charging a Li Pack with an Alkaline Pack and Switching Between Them
Hello everyone,There are several applications where it is preferable to use alkaline batteries. But since they have high internal resistance, I was wondering if it was possible to use the alkaline pack...
View ArticleLooking for a combination of LiPO charger, gauge and buck/boost
Hello,I am looking for a power management solution for my uC board that has a 3.7 V LiPo power supply. I need a 3.3 V output with a max current draw of 500 mA, and a battery gauge, as well as a USB...
View ArticleRecommended Gate Driver for digitally controlled Synchronous Buck NexFET...
Hello,I am designing a digitally controlled Synchronous Buck Converter. I have chosen CSD87352Q5D (NexFET Power Block) as the main and synchronous MOSFET. TMS320F28335 control card will be used as...
View ArticleReducing current sense resistor value in TPS62150 LED driver
Hi,We are using a TPS62150 in CC mode to drive a white LED.Specs:Vin: 2.8-12VLED: Vf 2.6-2.9V, 300ma - 1A maxSS/TR pin connected to DAC to adjust LED forward current.In Application Report SLVA451 page...
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