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BQ27426: BQ27426 voltage measurement error/accuracy
Part Number: BQ27426Hi Team,What's the maximum measurement voltage error of BQ27426?Customer are request this value as other datasheet description.
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BQ20Z70-V160: fuel gauge display 0
Part Number: BQ20Z70-V160After discharging ,i can not read the capacity of my fuel gauge ,and the RSOC ,ASOC ，REMAINING CAPACITY display 0. but the voltage and cell voltage is updated in chargingIs...
View ArticleTPS61194: TPS61194LED driver input and output ripple voltage is too large and...
Part Number: TPS61194Dears :The circuit is based on the TPS61194LED driver circuit for 10.1 inch LCD backlight, output voltage is 13.6V , input voltage is 5V, maximum current 360mA for 4Ch(each channel...
View ArticleBQ77915: load connection
Part Number: BQ77915Hi,we are working on bq77915 for battery protection. we have a 3s configuration. Instead using pack -ve terminal to connect the load, can the load -ve terminal be connected between...
View ArticleBQ25606: BQ25606
Part Number: BQ25606Hellio,I have some questions about BQ25606: 1. How much current can be supplied by REGN pin (pin#22)? 2. The STAT pin blinks when there are some fault conditions. Please send me the...
View ArticleBQ25150EVM: Flags/bits are not update from STATUS Registers
Part Number: BQ25150EVMHi,1. Currently I am using BQ25150 TI EVM, but don't have battery.2. Connected /CE pin to ground.I want to do charging ON/OFF by I2C ICCTRL2(-> bit 0th) register.When i write...
View ArticleTPS3890-Q1: MR pin
Part Number: TPS3890-Q1Hello!Is it possible to supply higher voltage on MR/ pin than VDD?I want to supply 1.8V on VDD pin and 3.3V pull-pu on the MR/pin.
View ArticleLMR23610: Cout and Inductance
Part Number: LMR23610Hi, Team.I've been asked by Customer to know recommended value(L and Cout) for below required spec.Vin:16.5VVout:5VIout:30mA<Inductance>As my calc, the below value looks ok...
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TPS60400: TPS60400 Isupply
Part Number: TPS60400Hi, Team.I've been asked by Customer below.Does "supply current" means how much amount of current IC needs to work.Customer wants to grasp of how much current would be needed for...
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BQ2057C: BQ2057C little charge current
Part Number: BQ2057CHi My customer use BQ2057C to charge battery. The current sense is 0.1 ohm, transistor is FZT788B, the actual charging current is only about 200mA in the case of 5V voltage, and can...
View ArticleTPS61169: PWM dimming linearity
Part Number: TPS61169Hi,Is TPS61169 inspected linearity of PWM dimming?Best Regards,Kuramochi
View ArticleBQ20Z655-R1: How to configurate the Data Flash of BQ20z655-R1
Part Number: BQ20Z655-R1Hi Sir ,Our design a battery pack , use the BQ20z655-R1 and 2P4S 18650 cell construction . The cell part nunber is UR18650NSX , the design capacity is 2600mA, Max voltage is...
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BQ76930: Passive cell balancing with external N-CH MOSFET
Part Number: BQ76930Dear Team,1. Can I use above circuit for external cell balancing with BQ76930 for 20 series cell (using two BQ76930 as per TIDA-01093)?2. Need explanation how same pin is turning on...
View ArticleUCC28220: UCC28220 switching frequency sync
Part Number: UCC28220Hello! I want using UCC28220 for interleaved Buck converter design.Can you tell me the UCC28220's switching frequency can be Sync by another UCC28220 that can output external...
View ArticleTPS23753A: Request for SCH and layout review for design based on TPS23753A
Part Number: TPS23753A(Please visit the site to view this file)Dear Madam & SirThis is the first time we design a PD based on TPS23753APW, and we want to be successful for the first time.Would you...
View ArticleEV2400: The detected device is not compatible with this application.
Part Number: EV2400Hi,First Install BatteryManagementStudio-1.3.96_Build1-windows-installerand then EV2400Updater-0.28-windows-installerOpen Battery management studio and pop window open and ask device...
View ArticleTPS40210-Q1: reflow soldering temperature
Part Number: TPS40210-Q1hi,what's the recommended soldering temperature of this part? e.g. reflow soldering temperature? duration time? can i find the info. in datasheet? as well as that info. of...
View ArticleTPS63700: The factor for DC output accuracy
Part Number: TPS63700Hello Support team,VOUT DC output accuracy is defined +/-3% as typ.Does the error value cover Ta=–40~85°C?What kind of factors are +/-3% contained in? The variation of Vref, Vfb,...
View ArticleTPS51200A-Q1: Difference between TPS51200-Q1 and TPS51200A-Q1
Part Number: TPS51200A-Q1Hi,Could you please tell me the difference between TPS51200-Q1 and TPS51200A-Q1 in detail ?I understand that TPS51200-Q1 isn't recommended for new designs.Best regards,Kato
View ArticleTPS62740: TPS62740
Part Number: TPS62740Is there Board level bibration test result of the PKG used for TPS62740DSSR? (2x3 12 pin SON).I can find 4x4 24lead LLP data in page 28 of QFN application report SNOA401R. If TI...
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