TPS63020: Vin connection to VIN in application circuit figure
Part Number:TPS63020hello, The application circuit example in 8.2 typical application is different between datasheet revisions. In old datasheet(ex. SLVS916F), VINA is connected to VIN directly but it...
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BQ24171: STAT operation quesiton
Part Number:BQ24171Hello Customer set TS temperature is 45°C and it is indicate blinking of STAT pin and charge suspend while 45°C. But if on 43°C ~44°C , customer to do AC plug (AC to...
View ArticleBQ27520-G4: SOH status value for learning cycle
Part Number:BQ27520-G4Is SOH status related to successful learning cycle?Should we check SOH status value is 0x02 before charge to full?If it is yes, please let me know the condition that SOH status...
View ArticleWEBENCH® Tools/LM3481: Winding Orientation of transformer
Part Number:LM3481Tool/software: WEBENCH® Design ToolsHi everyone,I designed a flyback converter with LM3481 by webench.in winding instruction it's suggested that primary first and second wind...
View ArticlePins of UC2844A
We have question about UC2844A.(UC2844ADTR)Is NC pin connected to other pin or circuit inside the IC about UC2844ADTR?We are concerned that the IC breaks out when our customers connects external...
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UCC21222: Update for Safety Related Certifications
Part Number:UCC21222UCC21222 datasheet page-1 is described Safety-Related Certifications (Planned).Please let me know about update status of safety.For example, Fully compliant, fixed compliant...
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TPS23880: PORT POWER POLICING issue
Part Number:TPS23880Hi Team,Customer test TPS23880 with VPWR 56V and 2 port PD was normal, but when the VPWR goes up to around 56.5V, TPS23880 shut down the power to PD, and getting normal if decrease...
View ArticleLMG1020: Problem for LMG1020
Part Number:LMG1020Hi Team,When LMG1020drives EPC2019 to lighten LD, according to demo board data, the high voltage is 70V, and the pulse signal is 20KHZ, 100ns. When the power is on, the LD explodes...
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LM76003EVM-500K: LM76003EVM Verify
Part Number:LM76003EVM-500KHi Sir,Our Customer use the TI LM76003EVM Verify function, But Rohda & Schwarz Spectrum Analyzer show the In addition to 500k&1000k, there is have other frequency...
View ArticleBQ24160: The register of charge status does not change
Part Number:BQ24160Hi TI-teamThe register remains 011 and does not switch to 101.When the charging current is confirmed, it is switched to 0 mA at around 130 mA.Therefore I think that charging is...
View ArticleBQ24650EVM-639: BQ24650EVM-639 EVM: Using MPPT for SOLAR Input
Part Number:BQ24650EVM-639I have recently ordered the BQ24650EVM-639 module and have been trying to use it for mttp. When connecting a solar panel as Vin and the resistive load as Vsys and a 12V...
View ArticleTLC5940: About output current
Part Number:TLC5940Hi team,I have some questions about the absolute maximum rating of the output current.It is written that Output current is DC 130mA.Does this mean that it does not include...
View ArticleTPS56121: Could you please confirm and share 2015/863 directive available for...
Part Number:TPS56121Hi Guys,Could you please confirm and share 2015/863 directive available for this TPS56121DQPT part?Regards,S. Asarudeen
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TPS54260: Audible coil whine/noise
Part Number:TPS54260Team,we experience a coil whine/noise in our design. Can you help to understand what's the problem?Vin:36VVout:24VIout:1ASchematic:
View ArticleLM5113: lm5113
Part Number:LM5113Hi TI,I am using LM5113 Gate driver for driving my Synchronous Buck Converter,I am using GaNFET's which we rated for 100V an 36A.But i am observinng a situation where both GaNFET's...
View ArticleBQ24083: Battery voltage mismatch
Part Number:BQ24083Hi, team.What happens if a 4.2 V battery is connected by mistake while setting the bq24083 VBSEL = Hi (4.06 V)?Is it determined that the battery is fully charged, and STAT1 and 2...
View ArticleTPS82085: Output capacitor influence to star up
Part Number:TPS82085Hi team, It is nice to know you here. My customer us this device in below application, VIN=5V, Vo=3.3V. The output capacitor will be higher than 500uF, what the adverse impact? As...
View ArticleBQ4050: Learning FCC in BQ4050.
Part Number:BQ4050Hi TI,I am new to BMS systems, working on bq4050 with EV2400(Fuel gauge).I went through some of the parameters which are necessary to run BMS, like:Cell Configuration: 3S(in DA...
View ArticleBQ24617: status error when VBAT short
Part Number:BQ24617Dear Sir: I had an issue that the charge status reported is error.the charge condition as below:CE is enable,VCC is 12V,TS is fixed as shown on the schematic,we short the...
View ArticleBQ25120A: Monitoring charge current
Part Number:BQ25120AHi,Is there any other ways to monitor charging current than the voltage at the ISET? Is charging current information available in any register?Rgds,Juha
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