BQ24078: Behavior when input source disconnects quickly
Part Number: BQ24078Hi,I would like to learn what to expect from BQ24078 under these circumstances:I have the charger up and running with IN at 5V and a battery charged to 3.8V, so that OUT is...
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TLC6948: Zener Diode & Resistor Values
Part Number: TLC6948Team,What Zener diode and resistor values do we recommend for the "typical application schematic..." found on page 1 of the datasheet?Thank you.
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BQ79606A-Q1: BMS Sample design - Cost Feasibility
Part Number: BQ79606A-Q1Hi,This question is slightly non-technical.We are developing a BMS using TI's EVM Module to control around 150 individual Li-ion cells (~ 48V, 24 A pack) for our use.As per the...
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BQ25120AEVM: No load current consumption
Part Number: BQ25120AEVMHi, I was trying to verify the no load current consumption on the chip (~700nA). I have removed the pullup resistor jumper. The current consumption seems to be about 700nA for...
View ArticleUCD9248: Address 54d is no longer been detected
Part Number: UCD9248Hi,I have a Xilinx ZC702 evaluation board which uses UCD9248 as its power manager. After performing a flash test tool of TI Fusion Design Tool (The test was successful though), a...
View ArticleCSD17308Q3: Unencrypted model request
Part Number: CSD17308Q3Hello,We are working on a novel water-purification system and I am running some simulations on LTspice. The proposed design will make use of the CSD17308Q3 and CSD17559Q5...
View ArticleLM5122: Unexpected voltage drop in output (hiccup overload?!)
Part Number: LM5122Hello everyone,I have a problem with a boost converter based on the 2PH EVM and hope somebody could help me find the cause.The converter works properly up to about ~1A at 24V. When...
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TPS2121: No output when valid IN1 is applied in the absence of valid IN2
Part Number: TPS2121In our application, IN1 (15.0VDC) serves as the main power source, while IN2 (20.0 VDC) serves as a backup. Design intent is to configure IN1 with higher priority over IN2, with...
View ArticleBQ25703A: 12v to 19v 2A laptop power bank
Part Number: BQ25703AGoodday, I'll love to build a laptop power bank with the BQ25703A that provides a 19v 2amp.But I don't know which controller to use with the BQ25703A. I have little knowledge about...
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TPS2660: Over Voltage Protection calculation for power tree with TVS Diodes
Part Number: TPS2660Hi,We are designing an TPS2660 eFuse protection circuit for a 24V power tree and need help in defining the Over Voltage Protection value of eFuse.All the loads on the power tree...
View ArticleBQ76930: BQ76930 Software code
Part Number: BQ76930HI TI team:Did you have BQ76930 software code？How can i get it?
View ArticleUC1846: UC1846 reference pin recommended external capacitance
Part Number: UC1846Hi,The datasheet for UC1846 shows a recommended external capacitance in the range of 1-2.2uF. However, this specification is absent in the UC1846-SP datasheet. We have been using an...
View ArticleBQ34Z100-G1: BQ34Z100-G1 SOC slowly dropping down at the beginning of...
Part Number: BQ34Z100-G1Dear colleague,Now,Our company produced 20 batteries.The gauge of battery pack use BQ34Z100-G1. The Goldenfile have loading in the gauge flash and sent IT_ENABLE commond.At...
View ArticleLM5060-Q1: TIDA-01167 based LM5060-Q1
Part Number: LM5060-Q1Hi Team,One of my customers interesting TIDA-01167 solution, Does TI have a simulation for TIDA-01167 based...
View ArticleBQ25120: after VBatt < BUVLO event, device enters ship mode, but exists...
Part Number: BQ25120VIN=0, MR is floating in my test case, and BQ25120 appears to be entering ship mode once VBatt drops to below 3.2V (with 1uA current as expected in our design). However, the...
View ArticleBQ40Z50-R2: Need a bit of Help to Interpret Log File
Part Number: BQ40Z50-R2Hi All:I am trying to sort out why my application is turning off prematurely. I have the log file (see attached) and noted the change is status of SAFETYSTATAB I tried to use...
View ArticleBQ4050EVM-561: duration of time that voltage on Pack Pin has to be applied
Part Number: BQ4050EVM-561Hello,For how long voltage has to be applied to Pack Pin, to deliver power from battery to the load (wake button)?I need to know the time for a design, where i use...
View ArticleBQ27532-G1: Is there any available battery gauge chip that can measure uA...
Part Number: BQ27532-G1Hi,We are currently using BQ27532-G1 which can only measure load current at mA level, but our whole embedded system application's power consumption is around 40 - 400 uAh,...
View ArticleBQ20Z60-R1_BQEVSW-SW: Can I have download link also please?
Part Number: BQ20Z60-R1_BQEVSW-SWHello,May I get the download link to this also please - as many here have requested?Thanks,John W.
View ArticleBQ51050B: BQ51050BRHLT with a load but no battery
Part Number: BQ51050BI would like to have the bq5105xB supply current to a discreet battery charger rather than direct to the battery via a Schottky.Termination would be controlled via the hostWould...
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