BQ25120: PCB Requirements for MR pin
Part Number:BQ25120The datasheet for BQ25120A specifies that the MR pin is a "Manual Reset Input" and is a "push-button input that must be held low for greater than tRESET to assert the reset...
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BQ25120A: MR Pin assignment
Part Number:BQ25120AOn the datasheet, the MR pin is described as a Manual Reset input and is a push-button input.Does the MR require a physical switch for it to operate correctly?If not, can this pin...
View ArticleBQ40Z50: schematics review help
Part Number:BQ40Z50Dear TI Experts,Could you kindly help to review below schematics of BQ40z50? Thanks a lot.1) Customer don't need LED function2) Customer don't need pre-charge function3) Customer...
View ArticleTPS53314: TPS53314 high side mos max rating
Part Number:TPS53314Hi E2E,Could you provide the max rating of high side mos (inculding the transient)?
View ArticleBQ28Z610: BQ28Z610
Part Number:BQ28Z610Hi everyone, I have a quistion.There is a switch(S1) at the bq28z610 EVM board.Because my system supplied power from the battery pack, i'm using this switch to power up the bq28z610...
View ArticleUCD90120A: UCD90120A max power consumption
Part Number:UCD90120AHi,What is the maximum device power consumption ?I can’t get relevant spec form datasheet.We need to accurately evaluate all of standby power on our system.Thanks.
View ArticleUCC27210: voltage levels
Part Number:UCC27210Thank you for your previous reply. As you said if UCC27211 is used along with TMS320F28377D, is there any need to place resistor in series to HI and LI pins as well as capacitors...
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TPS7A8300: Output voltage ramp up waveform
Part Number:TPS7A8300Hello,When startup, we thought output voltage is rampup straightly like charging capacitor by constant current but the result isn't it.The conditionVout=1.2VCSS/NR=160pFCo=22uF+...
View ArticleLM5175: How to decide FMOD Frequency
Part Number:LM5175Hi Team, The customer is considering to use Dither. The datasheet is mentions the relational expression of the capacitance value and Fmod. But it dose not find a description that...
View ArticleBQ34Z100-G1: What is the minimum requirement for BQ34z100-g1
Part Number:BQ34Z100-G1Hello Ti,I have few questions on the BQ34z100-g1.First is about Supply Voltage. Refer to the datasheet, it recommends 2.7 - 4.5V with no operating restrictions. Does "no...
View ArticleBQ40Z60: Questions about Black box recorder and lifetime data collection
Part Number:BQ40Z60Hi, I have a few questions regarding both the black box and the lifetime data collection. 1- From what I understood, the black box recorder stores the last 3 updates of...
View ArticleTPS65916： TPS65916 Test problem
Part Number:TPS65916Hello:I would like to ask some questions:1. What are the reasons for short-circuiting SMPSX_IN and SMPSX_SW?2. Do all the ground terminals in the circuit need to be grounded with...
View ArticleBQ25703A: Resistor Value at IADPT pin when using 1.5uH
Part Number:BQ25703ADear Specialists,My customer is considering BQ25703A and has a question.I would be grateful if you could advise.---I am considering a resistor at IADPT pin.I'd like to use 1.5uH...
View ArticleUCC28C45: Use of PFC
Part Number:UCC28C45Hello Sir/Madam,I am designing a power supply for below specifications using UCC28C45Vin: 85-265V, 50HzVout: 12V@5A.Do I need to put a PFC after my input filter? If so why? When to...
View ArticleTPS2388: The TPS2388's open circuit detection voltage is too high
Part Number:TPS2388Sorry, there is no one answer my question as belowe2e.ti.com/.../728422
View ArticleWEBENCH® Tools/LM5088: lm5088-2 start up by full load or 0.1A not work
Part Number:LM5088Tool/software: WEBENCH® Design Toolsdear my design is VIN=18~72v, VOUT=12v, ILOAD=3A. the LM5088-2 :The RES pin is normally connected to an external capacitor that sets the timing...
View ArticleTPS61196: About Vifbv for equation 4.
Part Number:TPS61196Hello E2E,Please let me know about settings for Vifbv.I found equation-4 in datasheet.What is the 307.2mV voltage? (Source of 307.2 mV)Does the voltage has some tolerance?Regards,ACGUY
View ArticleLM3429: About led driver Selection question
Part Number:LM3429Hi, I am using LM3429 in my front Lighting design. But I saw the part No. is too old, do you have any suggest like LM3429 function ?thanks.
View ArticleQuestion of TPS54201
We have questions about TPS54201.Question 1.Please tell us the value of current sense resistance in high-side FET.Question 2.Please tell us the value of capacitance and resistance in internal error...
View ArticleBQ24610EVM: question about the two GND used in the EVM
Part Number:BQ24610EVMHello,I have a question about the layout for a two-layer PCB in which the components will go only in the top layer. For this, I'm looking at the sheets of bq24610 and bq24610EVM....
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