LP8860-Q1: About pin setting
Part Number:LP8860-Q1Hi All,We will create a board for initial writing to NVM.Are unused pins not a problem with floating ?I saw http://www.tij.co.jp/jp/lit/an/snva797/snva797.pdf.Best Regards,Koji...
View ArticleTPS2372: 12.5k Phihong detection
Part Number:TPS2372Hi All,I'm developing a PD with the TPS2372 and I have a doubt about Phihong 12.5K detection resistor. When a Phihong injector detects a 12.5k resistor, it delivers power through the...
View ArticleBQ24250: BQ24250 - EN1, EN2 and Vdpm..
Part Number:BQ24250For my project I try different charging chips, I have questions about the BQ24250 IC:1) Do Vdpm values need to be set by resistors R1 and R2, or is this value set by bits B0-B2 in...
View ArticleUCC39002: How many PSU can I implement parallel in a system?
Part Number:UCC39002Hi Team,Do you have any experiments or experience of parallel PSU using UCC39002?What's the maximum PSU unit can we parallel in a system? if we would like to parallel more than 10...
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TPS74801: Add a 2.2 Ohm to 5V on bias pin
Part Number:TPS74801Hi, teamMy customer have a application like the picture below, which add a 2.2 ohm resistor pull up to 5V.Does this have a concern ? From the datasheet, " BIAS pin current's "...
View ArticleTPS74401: TPS74401
Part Number:TPS74401requirements: Vin=3.3V, Vo=2.5V/1A.Is it possible to connect VBIAS to Vin?As I understand from the datasheet for normal operation VBIAS ≥ Vo+1.62V. It means that I can’t, but I want...
View ArticleTPS51285B: TPS51285B phase & gain margin
Part Number:TPS51285BDear all，could you please give Comments about TPS51285B below duo to our customer's requirement.1. Is it possible to test the according to the circuit design of the accessory?2....
View ArticleBQ40Z80: Time of Wake up from Shutdown
Part Number:BQ40Z80Hi TI experts,For user to have good experience, we want to know below question. Would you help me to check?1. What's long time requirement to get voltage at pack+(ignore mosfet turn...
View ArticleBQ24650: Setting charge voltage with a microcontroller
Part Number:BQ24650Is it possible to set the charge voltage of the BQ24650 with a microcontroller instead of a voltage divider?I was thinking of something like a DAC output feeding into the Vfb pin,...
View ArticleP2P solution with APL3526 (6A Load Switch with Soft Start)
Hi sir, My customer is surveying APL3526 (6A Load Switch with Soft Start) for AIO projects. P2P is required, please kindly suggest. If we don't have P2P, please kindly suggest the best suitable...
View ArticleP2P solution with GS7166 (3A Ultra Low Dropout Linear Regulator)
Hi sir, My customer is surveying GS7166 (3A Ultra Low Dropout Linear Regulator) for AIO projects. P2P is required, please kindly suggest. If we don't have, please kindly suggest the most suitable...
View ArticleP2P solution with GS7612S6RM-R (High-Side Power Distribution Switches )
Hi sir, My customer is surveying GS7612S6RM-R (High-Side Power Distribution Switches) for AIO projects. P2P is required, please kindly suggest. If we don't have, please kindly suggest the most suitable...
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UCD9081EVM: "No EVM found"
Part Number:UCD9081EVMI'm trying to use the UCD9081 EVM software, but i get this message: "no evm found. please check for cable continuity, and that the evm is powered"I used Fusion to change the bus...
View ArticleCCS/UCD3138A64: Implementation of timer interrupt
Part Number:UCD3138A64Tool/software: Code Composer StudioI tried implementing timer interrupt on ucd3138a64 , I made T24CMPCTRL0 register's bit 1 to 1 and used hardware interrupt of irq type but i am...
View ArticleUCD3138: Delay when switching from mode 1(Phase-shift modulation) to mode 2(...
Part Number:UCD3138Hi everyone,I realized there is a delay in my controller when switching from mode 1(Phase-shift modulation) to mode 2( frequency modulation) in my LLC based DC/DC converter. If there...
View ArticleBQ34110: May you give me some white paper about the relationship between...
Part Number:BQ34110This is not about the use of BQ34110.We are using AA battery as our power source.And we want to get some idea about the relationship between battery capacity of AA battery and the...
View ArticleBQ34Z100-G1: Best match CHEM ID has deviation of 14%
Part Number:BQ34Z100-G1I have run the chem id test according to the directions several times with an EVE 105 AH cell. The results of one of the test follow:Best chemical ID : 435 Best chemical ID max....
View ArticleBQxxx Evaluation Module with separated CHG and DSG
Messrs TI,do you have Evaluation Module of your fuel gauge ICs with two separated channels for Charge and Discharge?
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TPS7A47: Noise Reduction Capacitor of TPS7A4701 and TPS7A3301
Part Number:TPS7A47Hi there,we use TPS7A4701 and TPS7A3301 to supply +/- 5V for very low noise analog application. below is sch. Some load IC is OP amplifier (OPA1632), we usually need the +/- 5V...
View ArticleTPS61500: TPS61500 calculation spreadsheet or design tool
Part Number:TPS61500Does a calculation spreadsheet or design tool exist for the TPS61500?
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