BQ40Z50EVM-561: BQ40Z50EVM
Part Number: BQ40Z50EVM-561We have Made all initial set up and trying to charge and discharge the battery, But not working. BQstdudio snap shot is attached for reference.Regards Aradhya
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BQ24032A: No Charging with AC Input
Part Number: BQ24032ADear TI:We have received our boards back from our assembly house and some boards function quiet differently. Here is the schematic. Some boards have the following...
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TPS62143: Mechanical switch on EN causes failure
Part Number: TPS62143I am having problem with the TPS62142 and the TPS62143 failing on a system when disabled/re-enabled. We are using the recommended circuit, except the EN pin is connected to 12V...
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BQ2970: BQ29700 not turning on pass FETs
Part Number: BQ2970I have the following circuit in a prototype board:At this point, I have verified that all footprints and layout are correct, all connections are good. However, when I plug in the...
View ArticleUCC28950: How to calculation when using for no-isolated boost converter
Part Number: UCC28950Hello E2E,Our customer has plan to using the UCC28950 for new product. That product is DC35V-input, DC300V/10A-output, it is no-isolated boost converter.They tried to calculate...
View ArticleBQ24195L: Never detects a charger
Part Number: BQ24195LHello,I'm using an Arduino MKR GSM 1400 board, which has a BQ24195L charger circuit. I installed the jumpers to connect the D+/D- lines to the charger chip. It reliably detects...
View ArticleCSD95372BQ5M: Detail information
Part Number: CSD95372BQ5MHello E2E,Can I have detail information of CSD95372BQ5M?I want to know ON-resistance of internal FETs, propagation delay from IN to OUT, value of deadtime, and other...
View ArticleLM5164-Q1: Regarding heat countermeasures
Part Number: LM5164-Q1Hello.Related to the last time.e2e.ti.com/.../3101293We are examining heat countermeasures in the following cases.We are also considering attaching a heat sink to the top of the...
View ArticleTPS7A84A: how to measure the LDO noise density spectrum
Part Number: TPS7A84AHi, I have a question on how to measure TPS7A8400 LDO noise density spectrum. As can shown in the datasheet, the unit of the curve is uV/sqrt(Hz). how to measure it, does the...
View ArticleBQ24195L: Charge termination in host mode
Part Number: BQ24195LHello,I'm using a BQ24195L on an Arduino MKR GSM 1400. The battery is charging and I get an interrupt when the charging is complete. Then I continue getting interrupts and the LED...
View ArticleTPS40210: If OC is triggered, how is the operaton of gate driving signal?
Part Number: TPS40210Hi Youhao,Another question is about OC protection. If OC is triggered, does the gate signal directly stop to output? and try to drive MOSFET after the restart time?I measured PIN...
View ArticleBQ24610: Can i charge a 3.7V li-ion battery with bq24610?
Part Number: BQ24610Hello everyone,I am designing a solar powered device from a 22V (max) solar panel and a 3.7V 4000mAh (1S2P) battery pack, but the datasheet says the UVLO is 3.85V.Is it correct to...
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TPS563209: Reverse polarity behaviour and protection
Part Number: TPS563209Hi there, what will the converter IC do if power is applied in reverse polarity? If it will malfunction or fail, what is the best way to protect?I am using the reference EVM...
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TPS63050: TPS63050 datasheet revised
Part Number: TPS63050Hi team,My customer received an notice of the TPS63050 datasheet has been revised recently,they are using the TPS63050YFFR with DSBGA package, and would like to ask a following 2...
View ArticleTPS7A02: RTM (Release To Manufacturing) of 1.0V and 2.8V versions
Part Number: TPS7A02Hi Team, I have two questions. ---------[Q1]Could you please let us know RTM of 1.0V and 2.8V versions?I understand that 1.8V, 3.0V, 3.3V version are “Preproduction”.However, we...
View ArticleTPS7A03: RTM (Release To Manufacturing) of 1.0V and 2.8V versions
Part Number: TPS7A03Hi Team, I have two questions. ---------[Q1]Could you please let us know RTM of 1.0V and 2.8V versions?I understand that 1.8V, 3.0V, 3.3V version are “Preproduction”.However, we...
View ArticleUCC25705: ESD rating
Part Number: UCC25705Hi Team,My customer is using UCC25705DTR and need ESD rating information for devices approval sheet. There is no related information shown in datasheet, could team help to provide...
View ArticleLM7800: Current Output
Part Number: LM7800I have been looking at the LM7800 for a charging application. The datasheet is fairly clear about how the output voltage of this device is related to its input voltage, but I was not...
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TPS63060EVM-619: Output Capacitance
Part Number: TPS63060EVM-619Dear Support team,I found 2 additional output capacitor undefined in schematic at actual EVM.Could you let me know the specification of them?Best Regards,Hirokazu Takahashi
View ArticleBQ76940: Serial connection for 26 cells battery
Part Number: BQ76940Hello.I need BMS protection and balance board for 26 cells battery.Could you tell me, can I connect two BQ76940 in series like BQ76930 in your Industrial Battery Management Module...
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