LM27762: Negative LDO Dropout
Part Number:LM27762Hello,I noticed in this E2E post that the overall dropout for the negative output must be the sum of the LDO dropout and the charge pump voltage drop:...
View ArticleTPS61088: Review of Passive Component Calculation at COMP pin
Part Number:TPS61088Hello, Here are the details of my TPS61088 IC's application. Switching Frequency (Fsw) - 600 kHzFrhpz - 225.71 kHzLoop Gain crossover frequency...
View ArticleUCD90120A: Configuring GPI as Fault Commanding Input
Part Number:UCD90120AI am currently working with the UCD90120A and have the following questions:1. Can I configure a GPI to command a fault event? For example, can I toggle an input that will force the...
View ArticleClik here to view.
UCC28070: UCC28070 behaviour
Part Number:UCC28070Hi,We are using UCC28070 IC for power factor correction in our on board charger design whose rating is 1kW. while evaluating PFC circuit we observed that for a very low load current...
View ArticleUC1525A: Not using SYNC
Part Number:UC1525AHi there, If I do not want to use SYNC input of UC1525A. Shall I leave it opened or shall I connect it to ground?Thank you
View ArticleBQ76930EVM: BMS of 7 cells
Part Number:BQ76930EVMDear Sir/Mam,I need a BMS with cell balancing for 7 cells in series combination of 3.7V/2600mAh Li-ion with 2A charging and 2A discharging. Please suggest proper part for the same...
View ArticleBQ76PL455A: BQ76PL455A
Part Number:BQ76PL455AHiiwe are using BQ76PL455A for our internal product. Following are the main queries regarding the IC1. Can we directly power the IC by giving 5.3V at VP and VDIG pin 2. In order...
View ArticleUC3842: Why the curent sampling resistor always burnted out?
Part Number:UC3842I used UC3842 to design a 30V-60V Boost circuit,but the curent sampling resistor always burnted out.What's the possible reasons?Thank you!
View ArticleISO5851: ISO5851
Part Number:ISO5851Hello everyone,Hope you are doing good.I'm looking for the analog-analog isolator in bulk. I came across your's ISO5851 IC.Below is the detail about how I'm going to use the...
View ArticleLM5085: Questions regarding footprint design and the pasting design
Part Number:LM5085My customer has the following question, below, and thinks there may be an error in the documentation?There is a potential typo in the data sheet in section 10.1, and I need...
View ArticleTPS542951: Is it acceptable to output 8.8V?
Part Number:TPS542951I need to generate two intermediate rails, about 8.8V and 5.1V, from a 4 cell Lithium battery (so input voltage in the 12.8V to 16.8V range.)I need about 1.5 Amps on the 9V rail...
View ArticleTPS92518: TPS92518 Fsw and other calculation
Part Number:TPS92518Hi,I want to download TPS92518GUI and calculation tool. can you please provide link for that?regards,Tarun Patel
View ArticleTPS40170: Schematic review request
Part Number:TPS40170Requesting for schematic review. I can send schematics via email.
View ArticleLM5005: LM5005MH/NOPB.
Part Number:LM5005We want to use this part in a product with 10 years of lifetime. Can we order this part during the coming 10 years?Can you say if this part is a running wel / has enough...
View ArticleTPS62050: TPS62050
Part Number:TPS62050Dear Sir,I am designing an instrument that will use the TPS62050 to step down the voltage from 4 AA cells to 3.3V. The max current will be around 400 mA. Now, to ensure the safety...
View ArticleTPS65150: How to process un-used functions
Part Number:TPS65150Hi ~Customer changed LCD panel and don't want to modify layout.Now, no more require VGH, VCOM and also no VGL input.Could you please let me know how to setup these connections?...
View ArticleLM5164: use LM5164 as charger
Part Number:LM5164Hi team,i would like to konw whether LM5164 can be used as charger to charge 12s battery with 1A charge current. It may need an external Constant current control loop? Thanks.
View ArticleTPS54541: OCP, Thermal shutdown
Part Number:TPS54541HiWe are planning to apply TPS54541.Is the over current protection function in the IC function?Is it set to 5A standard or can it be set separately?The second is 150 ° C TJ...
View ArticleLM5119: The duty cycle is not consistent of Diode Emulation mode
Part Number:LM5119Hi Expert,The customer mentioned the LM5119 duty cycle is not consistent of Diode Emulation mode enabled at light load.But disabled Diode Emulation mode at same loading, the duty...
View ArticleLM5067: Question about PGD function
Part Number:LM5067Hi team,would you please suggest if PGD function of LM5067 is only related to VDS/OVLO/UVLO? I think the current limit/circuit breaker/power limit function will not trigger PGD to...
View Article