UCC28950: Fsw setting
Part Number: UCC28950I'm involved in a 10kW PSFB ZVS design, I saw that UCC28950 can drive both, the primary side switch and also the device on the synchronous rectifier. I used the the SLUC222D for...
View ArticleTPS40061: Un-encrypted model / library
Part Number: TPS40061We are using TPS40061PWP, in one of our existing designs. We would like to carry the simulations on this controller.When I searched I could only find the encrypted models. We would...
View ArticleLM5050-1-Q1: LM5050-1Q1
Part Number: LM5050-1-Q1Hi Team,I would like to protect my electronic board form reverse polarity using a reverse polarity protection circuit.The supply is 12V or 24V. Load current is about 35A...
View ArticleBQ27621-G1: About Data Flash setting Battery Charge Voltage at 4.1 V
Part Number: BQ27621-G1Hi Our Customer using BQ27621G1 , but their Battery company suggested battery Charge Voltage for 4.1V.This battery typical Charge Voltage is 4.2V , but customer want to use...
View ArticleBQ51052B: Wireless Power Transmitter solution
Part Number: BQ51052BDear experts,My customer is developing a wireless charger. Now they know the receiver is bq5105xB, and they want to select a compatible transmitter IC that can support charge to...
View ArticleTPS791-Q1: Ripple Rejection of TPS79101DBVRQ1
Part Number: TPS791-Q1Hi,In the datasheet of TPS791-Q1, the ripple rejection vs frequency charts are given for TPS79133 and TPS79118, not for TPS79101. I would like to have the graph as it is...
View ArticleBQ25619EVM: Is there a program case program for BQ25619?Please provide. Thanks
Part Number: BQ25619EVMIs there a program case program for BQ25619?Please provide. Thanks
View ArticleOutput capacitor selection
Hi all,How is the filter capacitor chosen for output voltage of the DC - DC converter used for automotive applications?
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TPS53353: TPS53353 PGOOD pin cannot be high-impedance when output is good
Part Number: TPS53353Hi team,Our customer meet some problem with TPS53353 PGOOD pin. Please refer to the detail information below.1. Our customer do the test with 4 pcs tps53353, only 1 pcs works good,...
View ArticleTPS650861: LDO output capacitance limit
Part Number: TPS650861Hi,I wanted to ask about the capacitance limit on LDOA1, A2, A3 outputs.Is 10uF really the top capacitance we can put on the output?I want to connect LDOA1 output to 2 loads and I...
View ArticleCurrent monitoring in battery charging system
I am looking for circuits used to measure or monitor the current charging of a battery (Li-Ion or NiMH), microchip has proposed the circuit of the following...
View ArticleBoost for using with a battery Li-MnO2 (3V) and a NB-IoT module.
Hi everyone,I am trying to find a boost for my application. I have a battery Li-MnO2 (3V@ Max continuous current of 500mA) connected directly to a NB-IoT module. The problem is the peak current with...
View ArticleBQ25713EVM-017: Automatic loading EVM registers with BQStudio possible?
Part Number: BQ25713EVM-017I have the EVM connected to the I2C port of EV2400 and controlled by BQStudio v. 1.3.92 Build 3.Is there a way to load the registers in the EVM's charging IC other than...
View ArticleCCS/BQ27542-G1: Need BQ27542 BQ.FS or DQ.FS Files
Tool/software: Code Composer StudioHello TI, we need BQ.FS or DQ.FS for BQ27542 Configuration please try to send ASAP, we already spend too much time on BQ studio we need to test...
View ArticleBQ24005: charge done status
Part Number: BQ24005Hello,The STAT2 (green LED) turns on every time when the DC adapter is connected to the input. The STAT truth table shows that the green LED should turn on only at "charge done"....
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MC33063A: write simulation but bad signals
Part Number: MC33063AHello,I simulatet a stepup converter.I have already set up the circuit and received metrologically similar / same signalsBut I think there is something going wrong because the...
View ArticleBQ20Z655-R1: bq evaluation software (Instantaneous jump in the remaining...
Part Number: BQ20Z655-R1While charging( using BQ24171 battery charger) the battery( 3S1P) it is observed that in bq evaluation software(device BQ20Z655-R1) remaining capacity 3711mAh got jumped to...
View ArticleTLV62130: Current consumption at no load
Part Number: TLV62130Hello experts,I got question for current consumption at no load from customer.With TLV62130EVM-505, customer set 12Vin and 5Vout.At no load, input side current is above 10mA. It...
View ArticleTLV61048: The output current of TLV61048
Part Number: TLV61048Can Input=5V/5A achieve output=12V in TLV61048 ?If can,what is the maxium output current?If the efficiency is 90%, then I_out=5*5*0.9/12=1.875A?Thanks!
View ArticleBQ79606A-Q1: Configuring cell balancing timer in miliseconds
Part Number: BQ79606A-Q1Hello,The datasheet of BQ79606 states that the min value for cell balancing timer is 1 second. My question is that, can we reduce the balancing time period to less than 1sec for...
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