Power management

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Forum Post: RE: LM5022 Webench Startup Anamoly

July 19, 2013, 11:06 am

Hello David,Thank you for let us know that the Startup Sim is not working correctly. I have checked and it's not working right. However, the other sims are working which is good news. I will take a...

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Forum Post: RE: LM5118 - Buck/Boost Configuration with Vout outside Vin range

July 19, 2013, 12:01 pm

HiLM5118 or LM25118 is fit for your specification. LM(2)5118 can do both 'boost' and 'buck'.Regards,

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Forum Post: RE: UCC27324 1 and 8 pin connection.

July 19, 2013, 1:18 pm

Hello, Pin 1 and 8 of UCC27324 is not connected to internal silicon.In general it is a good practice to connect these pins to GND, but it is acceptable to also leave these pins in floating condition.If...

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Forum Post: RE: How to read out the Data Flash of BQ3060

July 19, 2013, 1:28 pm

Novak,The data flash is divided up into 32 byte blocks called subclasses. So, you have to point to the subclass and read the block of data. The subclass values can be found in Table C-246 of the bq3060...

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Forum Post: Anyone familiar with TI's INA226 High-or Low-Side Measurement,...

July 19, 2013, 2:37 pm

Hi all,I was wondering if anyone here is familiar with TI's INA226 High-or Low-Side Measurement, Bi-Directional CURRENT/POWER MONITOR with I2C Interface? I have a few questions about the device. (Also...

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Forum Post: RE: I2C communication on BQ24168

July 19, 2013, 2:44 pm

From the Data Sheet: "The I2C circuitry is powered from VBUS when a supply is connected. If the VBUS supply is not connected, the I2C circuitry is powered from the battery through BAT. The battery...

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Forum Post: RE: TPS65072 I2C failure

July 19, 2013, 3:17 pm

Hi Hingtao, I looked at this in the lab and with the power removed from the TPS65072 it did not hold SDA or SCL low. Make sure that you are not exceeding Vsys on SDA or SCL. If you now have a short on...

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Forum Post: RE: BQ24160 - D+/- input pin behaviour

July 19, 2013, 3:44 pm

To clarify, once the D+/D- routine starts it must complete.The D+/D- starts 32ms after VIN crosses UVLO (i.e., follows the bad source detect routine). If you enter HOST mode within the first 32ms of...

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Forum Post: RE: TPS55010 efficiency suggestions

July 19, 2013, 4:05 pm

Hi William,Sorry I do not have any suggestions for a better diode at the moment. For this application there's not much more you can do improve the efficiency with the TPS55010 because of the low power....

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Forum Post: RE: LM3478 based SEPIC, application note AN-1484

July 19, 2013, 4:24 pm

Hi Eneko,The application note references 5.7Vin as max input voltage. If for your application you consider 5Vinput you should expect the gate drive voltage to be very close to 5V (refer line 9, page 3...

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Forum Post: RE: bq34z100 some basic getting started questions

July 19, 2013, 7:27 pm

Joseph,You can use a smaller sense resistor. If the bqEVSW is limiting your entry selection, then you can export a gg file, change the parameter and import it back into the device.RegardsTom

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Forum Post: RE: Flyback Transformer

July 19, 2013, 9:08 pm

first of all this not the power for flyback topology. the best option is a full bridge.second 1800W/0.9/12=166A and the battery capacity must be >100Ah to hold the voltage under the load....

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Forum Post: tlp250

July 20, 2013, 5:02 am

Hi All!i need tlp250 library in spice .lib or .olb file, is there anybody that have it?please help me that where i can download it??

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Forum Post: tlp250

July 20, 2013, 5:15 am

Hi All!is there anybody that have tlp250 pspice model .lib file or .olb??if you have send me...please !!or say me whats best replacement of it??help me!!

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