Forum Post: RE: LM3532
Hi,Can you tell me more of your application? The RGB LED current and Vf you are going to drive and do you need external PWM and ALS?Just to check if there are other options/products that might suit...
View ArticleForum Post: Thermal resistance of Junction to Tab of SOT-223
Hi,I'm using LM317MDCYRG3 (SOT-223), and I'd like to know the thermal resistance between junction and the tab.Regards,Vignesh
View ArticleForum Post: RE: LM25574 sync duty cycle
Hi Anston, thank you for your reply. I am somewhat uncertain how to interpret you phrase "Hi-Z recommended; low-Z to ground should be OK.". I need something definitive; "should be ok" is not that...
View ArticleForum Post: RE: TI solutions for Altera CYCLONE IV power management.
Where can I find explanations - why very certain TI power devices were chosen for Altera DE2-115 Development and Education Board from several dosens of other possible candidates of TI power devices?
View ArticleForum Post: UCD3138CC64EVM-030 trainning code? cyclone.project
I have bought an UCD3138CC64EVM-030 from TI, why I can't get the trainning code like cyclone.project? I can't use it because I haven't the UCD3137 source code? Please send the trainning code to me....
View ArticleForum Post: TPS3808's Theta jc (thermal resistance, junction to case)
Who knows the value fo Thjc for TPS3808 part?I just find out the Thja in datasheet of TPS3808.
View ArticleForum Post: BQ20Z95 Termination Voltage
Hello,A colleague of mine (who has now left the company I work for) designed a circuit that used the BQ20Z95 with a BQ24610 as the charger control. The pack I am using is 4 cells in series with a...
View ArticleForum Post: RE: bq27425-G2A / Using with pulled down BIN pin to GND always
Hello Sonoki,You can tie the BIN pin to ground on the bq27425-G2x without any problems.I hope this helps.
View ArticleForum Post: RE: Pros and cons of load modulation vs capacitive detuning...
With resistive modulation you will have higher power dissipation and lower efficiency, more heat on the PCB.With capacitive detuning modulation you avoid the thermal issues.
View ArticleForum Post: RE: [BQ500211A] Checking the Firmware version
The bq500XXX firmware version cannot be checked in the field. Factory tools will be required.But we only have one version of the bq500211A firmware.
View ArticleForum Post: RE: LMZ10504 Exposed Pad
Yes, the exposed pad is connected to GND inside the module. It should be treated as primary path for both heat and ground current.Yang
View ArticleForum Post: RE: BQ24168 I2C PROBLEM
Hi Jeff,Thanks for your reply. I'll gather from the customer the details you reuqested and get back with you.Regards,John Wiemeyer
View ArticleForum Post: RE: Dimming on both primary and secondary side using LM3445 or...
Just a thought: if adding a bleeder resistor in parallel with the LED, would that give a dimmable range down to 0% if it leaks at least 3.5 mA?
View ArticleForum Post: RE: North America power supply seminars 2013
actually, here they arehttp://www.ti.com/analog/docs/training.tsp?familyId=641980-2003 are all in the same page, while after 2003 each seminar has its own page.This list includes also 3 different...
View ArticleForum Post: RE: TPS2590/TPS2592 Hot Swappable?
Leo,If the circuit shown on pg. 1 of the data sheet is used and IN, OUT and GND are applied/removed at the same time, then the device will function as intended without damage.I'll see if the Load...
View ArticleForum Post: RE: bq24630 pre-charge threshold problem
HiIt has been a day and there are no replies .Did I not state my question clear or is there any concerns?Please kindly help on this question, thanks!
View ArticleForum Post: RE: MC33063AQDRQ1 VIpk Current-limit sense voltage
Hello Mahmoud -san,Thank you for your answer.I understand that distribution data in not available.Customer also want to know the margin of 100kHz maximum in terms of design.Could you answer this...
View ArticleForum Post: Why BQ24006 cannot charge the battery close to 8.4V?
Dear Friends,I applied BQ24006 as an 8.4V battery charge unit , the circuit was referred to the datasheet of the BQ24006. It always stops charging when the VOUT reached 8.4V and after it stops...
View ArticleForum Post: RE: BQ34Z100 - Capacity goes to zero with no load after a day or two
ShaneWhat is the average charge capacity that you are referring to? Can you provide a log file showing this condition? ThanksTom
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