Clik here to view.
LM74670-Q1: Vgs is abnormal
Part Number:LM74670-Q1Hi,customer use LM74760-Q1 as full bridge rectifier, the charge pump capacitor is 1uF/16V, use CSD18563Q5 as transistor.but they found that there are noise on Vin and Vgs signal...
View ArticleTPS1H100-Q1: Pull-up resistor for Vcs, H
Part Number:TPS1H100-Q1Hi, team,Could you please let me know the range of resistor for Vcs, H? Regards,Nagata.
View ArticleWEBENCH® Tools/UCC28070: Is there excel file which can calculate size of...
Part Number:UCC28070Tool/software: WEBENCH® Design ToolsHi All TIers expertiseAll DFAE and help customer to design 5kW boost PFC. I would have a spread sheet which calculate all parameter of passive...
View ArticleBQ40Z60: Is this BMS capable of operating with 1 failed battery?
Part Number:BQ40Z60I'm looking for a BMS chip which is capable of determining that one out of three cells has fails.If this is detected the failed battery doesn't get used anymore and the BMS goes...
View ArticleLM25066A: VAUX Pin Termination
Part Number:LM25066AHi Experts,How can I terminate VAUX( Pin#24) if it is not used.ThanksManoj.
View ArticleBQ2947: BQ2947
Part Number:BQ2947Hi Guys,in the the datasheet is written that the bq2947 covers a OPV range from 3.85V to 4.6V and one has to select the desired OVP by choosing the correct suffix of the partnumber...
View ArticleLM36274: Can LED driving outputs be connected in parallel?
Part Number:LM36274Hi,we are looking into LM32674 and other chips to drive WLEDs with up to 50mA.We have 2 or 3 LED-strings consisting of 4 to 6 WLEDs, each.They shall independently be switched on and...
View ArticleUCC28780: Turn off Over Power Protection
Part Number:UCC28780Hello,I am using UCC2870 for my Activ Clamp Flyback Converter and my goal i to make a Converter with a output power 160W (Vo=40V and Io=4A). I am Using your UCC28780 GaN SIMPLIS...
View ArticleUCC28700: Fuse tripping while using oscilloscope for primary side...
Part Number:UCC28700Hi,I have just designed a Flyback Power Supply using the UCC28700. The connector(power receptacle) for the AC mains contains just two terminals line and neutral no earth. The...
View ArticleTLC5954: Controlled by an Arduino?
Part Number:TLC5954I want to control the TLC5954 by an Arduino. Do you have a library for Arduino or just some programming examples for the communication with the TLC
View ArticleTPS40170: internal regulator turn-on/off timing
Part Number:TPS40170TPS40170 has two internal regulator, VBP 8V regulator and VDD 3.3V regulator.Do these turn on by adding both VIN and Enable?When VIN and Enable are added but UVLO is low, do these...
View ArticleLDO for use in car
Hi every one ,i searching TI for type of LDO regulator for power supply of my board that use in car and supply from car's battery .my board have micro controller and GSM module and 12 v , 3A input...
View ArticleLM5060: Increase gate sourcing current
Part Number:LM5060Is there a way to increase the gate sourcing current of 24uA?Is it sensible to drive an additional current (250uA) permanently into the gate to ensure faster switching? In off state...
View ArticleUC3852: UC3852
Part Number:UC3852how to caculate the loss of inductance in the Boost PFC Circuit.
View ArticleTPS40170: Turn-on start timing of High side FET at pre-bias condition
Part Number:TPS40170I would like to know the timing that high side FET becomes ON at pre-bias condition.Does high side FET start switching when device becomes enable regardless of the pre-bias voltage...
View ArticleTPS84621: UVLO Setting of the Buck converter (+12V - +3.3V) TPS84621
Part Number:TPS84621Hi,I am using the TPS84621 Buck converter for my application to generate +3.3V from +12V. I need to use the UVLO feature. How to select the resistor divider network?Details are not...
View ArticleWEBENCH® Tools/LM3488: lm3488
Part Number:LM3488Tool/software: WEBENCH® Design ToolsHi.I use LM3488QMMX/NOPB.I would like to know if the on/off control in my schematic is ok.I used webench about design… Thanks.Mario.(Please visit...
View ArticleUCC5350: Miller clamp version and bipolar power supply & Clamp pin connection...
Part Number:UCC5350Hello, I got questions about the UCC5350M with Active Miller Clamping. 1) Is it possible to use bipolar power supply as -5/18V with the UCC5350M ? I expect to use SiC MOSFET and...
View ArticleClik here to view.
BQ24100: Not charging battery.
Part Number:BQ24100Hi everyone!I have a problem.When the input voltage is + 5V, the battery does not chargeWhen the input voltage is less than + 5V, the battery is charged.I take schematic from...
View ArticleUCC28180: Application
Part Number:UCC28180I am building a Boost PFC(Pout:50W, Vout: 60V) circuit using UCC28180 PFC CCM controller. The AC input range is 30-40V rms. I was using a 0.01ohm current sense resistor....
View Article