BQ78350: ACK errors revisited
Part Number: BQ78350Hello;In my original post regarding I2C ACK errors, I mentioned that my host synchronizes to the ALERT interrupt and asks the 78350 for voltages, current, temperature, faults, SoC,...
View ArticleTPS23756: TPS23756 cannot startup , but when use a probe, it can startup again.
Part Number: TPS23756Hi team,My customer is using the TPS23756 now 12v 2A. They find one board cannot startup with PSE(switch). We want to try to test what's the condition, then we use a probe for the...
View ArticleUCC28711: Transformer Design for UCC28711.
Part Number: UCC28711I am designing a power supply system, 40W, 20V output with Vin of 400V - 700V using the UCC28711 as is demonstrated in TIDA-00173. I however have face a problem of failing to find...
View ArticleUA78L: Coefficient of Thermal Expansion (CTE) for Part Number UA78L05AIPK
Part Number: UA78LI am working on a solder joint fatigue analysis for a board that uses a lot of TI parts. Can you please tell me the coefficient of thermal expansion (CTE) for part number UA78L05AIPK...
View ArticleLMZ10500: Coefficient of Thermal Expansion (CTE) for Part Number LMZ10500SILT
Part Number: LMZ10500I am working on a solder joint fatigue analysis for a board that uses a lot of TI parts. Can you please tell me the coefficient of thermal expansion (CTE) for part number...
View ArticleBQ24617: Large current usage
Part Number: BQ24617Hi TeamWould you advise thatIs it possible to operate 20A by using two external FETs in the charging IC (BQ24617 etc.)?ThanksBest regards,Shidara
View ArticleLMR12020XSDEVM: Recommended Edge Connector?
Part Number: LMR12020XSDEVMHi Team,User's guide mentioned "Figure 4. Edge Connector Schematic". So, does that mean that the EVM can connect connector directly?Do we have any recommended connector...
View ArticleBQ25703A: bq25703A
Part Number: BQ25703AHi TI supports,I am using bq25703A EVK and I observed weird behavior as below- I used DC power supply to provide power input for EVK board. When I decrease 12V input gradually, at...
View ArticleBQ76930: Disable Undervoltage
Part Number: BQ76930Hi,Could you please tell me how to disable the undervoltage function of BQ76930? Thanks.Kevin Xiong
View ArticleUCC21750: Sink/Source Current
Part Number: UCC217501. In D/S, it specifics that the sink/source current with certain condition is +/-10A. Is this a minimum current? What's the condition of the VDD-VEE with +/-10A?Is there diagram...
View ArticleLM34936EVM: D1, D2
Part Number: LM34936EVMHi,How is progress of following thread?https://e2e.ti.com/support/power-management/f/196/t/858423Best Regards,Kuramochi
View ArticleFind 2 Cell Li-ion charger solution
Plsease help to suggest 2 Cell Li-ion charger solution,Fast charger is 230mA,Full charge judgment criterion is 12mAB/R Amy
View ArticleBQ78Z100: How the Delta Voltage is calculated
Part Number: BQ78Z100Hi,We found some problem of using ba78z100 in testing.The battery in our project uses bq78Z100 as fuel gauge IC for estimating the state of charge. The design capapcitance of the...
View ArticleTPS81256EVM-121: Output voltage does not reach 5V
Part Number: TPS81256EVM-121Dear all,When customer used TPS82156EVM, abnormal symptoms appeared.When used under the following conditions, the output voltage (Vout) rises only to 3.6V.・ Vin = 3.75V・...
View ArticleTPS7B7701-Q1: TPS7B7701-Q1 EVM
Part Number: TPS7B7701-Q1Hi team,Do we have EVM for 7701? Or we can directly drop in replace 7702 with 7701 in TPS7B7702-Q1 EVM?Thanks.
View ArticleBQ27425-G2A: Next model of BQ27425
Part Number: BQ27425-G2AHello experts,My customer has experience of using BQ27425 and looking for latest model of BQ27425 series.Is there latest product of BQ27425 series?I can't find which is the...
View ArticleTPS54335A: pulse-skip eco mode threshold
Part Number: TPS54335AHelloI wonder it may be similar post, but please let me know about threshold of pulse-skip eco-mode(TM).I had tested skip mode using TPS54335A EVM and electric load.( I had...
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BQ40Z80EVM-020: Questions about the zener D1 on the EVM
Part Number: BQ40Z80EVM-020hi： I found that in the BQ40Z80 EVM，The DSG MOSFET with a zener D1, but why the CHG MOSFET without this zener? Is there problem if i add a zener on the GS of CHG MOSFET.
View ArticleBQ40Z50-R2: CHG, DSG FET Drive
Part Number: BQ40Z50-R2Hi, I use the bq40z50-r2 for 4S-1P LTO BMS,the voltage range：6--10.8V，max current 60A. The CHG and DSG mosfet i used with 4 MOSFETS in parallel. To improve the switching...
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