UCC28780EVM-002: Simulation (Spice model of UCC28780 and UCC24612)
Part Number:UCC28780EVM-002Dear SirI would like to make a transient simulation of the UCC28780 Active Clamp Flyback 45W AC/DC EVM with GaN FET. I see that only Simplis Model of the UCC28780 and...
View ArticleLM5176: LM5176 as current source and Soft-start capacitor select?
Part Number:LM5176Hello,I would like to use LM5176 in a constant current source, for example CC 10A ps.If I look on internal Functional Block Diagram is output of crrent sense amplifier compare with...
View ArticleUCC3818: high frequency oscillations at light loads
Part Number:UCC3818I used UCC3818 in a 1KW power supply converter from 230Vac, no full range. At no load, or very small load, the VEAOUT signal is very low, about 0.3V and some pulses are missed, but...
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TPS2549: About TPS2549 communication and USB battery charging specification
Part Number:TPS2549Hello.There is a system that uses TPS 2549 in the project currently in charge.I verified the designed completed board, but this IC will behave unexpectedly.The purpose of use and the...
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LM5002: Compensation values
Part Number:LM5002Hi team,I'm using LM5002 switching IC to create a high voltage DC supply of +240V in association with 1:8 transformer. Input supply voltage to switching IC is +15V and internal...
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BQ27545-G1: any risk if SDA short to Battery+ ?
Part Number:BQ27545-G1Dear TI Experts,My customer have a PP project with BQ27545, there is a SDA test point which is very close to B+, and this may cause short sometimes. They use HDQ to communicate,...
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BQ24090: Problem at Current Control with ISET2
Part Number:BQ24090Hi,I am trying to charge my batery with BQ24090. When i set low the ISET2 the charger charges the battery acording to R38(R ISET) but if i set ISET2 high then it goes down too much...
View ArticleLM5145: check suitable design solution
Part Number:LM5145Hi My customer has design requirement Vin 35V~70VVout 12v5A (minimum 2A)Cholk below 15uH (prefer 10uH)Transient +-10%please help suggest a suitable part for such design, prefer...
View ArticleBQ76PL455A-Q1: Can I bypass NPN LDO power supply and provide external 5V to...
Part Number:BQ76PL455A-Q1Hello,I am using 2 bq76pl455a-q1 IC stacked. I want to use external 5V supply to power up both the devices.Can I bypass NPN LDO power supply section and directly give 5V...
View ArticleISO5451-Q1: using reset pin for disable
Part Number:ISO5451-Q1Hello,According to internal simplified schematic of iso5451-q1, if reset signal is in low for longer time, the output will be disabled.Is it possible to use reset pin not only for...
View ArticleTLC7733QPW Theta J-C Values?
Hello! Im looking for any thermal resistance values I can find for this component, TLC7733QPW, and the datasheet has none. Thanks!Zach
View ArticleTL4242-Q1: Need spice model for test and use it in our future products
Part Number:TL4242-Q1Actually i need spice model for TL4242-Q1 and TPS92610-Q1. I am using Micro Cap 11 Simulation Tool.I try to contact via your site but i can't. Finally i get this route - contact...
View ArticleLM53601-Q1: LM53601 max output voltage
Part Number:LM53601-Q1Dear Pwr Mgt Support,My customer is using our DC/DC in the following way:- 10 to 36VDCin- –40 to 85°C- 6.55V@700mA maxOur datasheet is characterized up to 6Vout max, but...
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TPS65651:How to understanding Absolute Maximum Ratings and Recomend Operation...
HelloHow to understanding Absolute Maximum Ratings and Recomend Operation Condition of TPS65651 ? the device will work normal as long as the voltage is in the range of value in Absolute Maximum Ratings...
View ArticleLM22676: Short circuit protection
Part Number:LM22676While doing the short circuit test of the circuit built with LM22676, it is observed that the LM22676 IC gets damaged(short). Circuit used for testing is same as the typical...
View ArticleTPS61253A: What's auto PFM threshold?
Part Number:TPS61253AHi team,What's the value of auto PFM threshold?Datasheet shows the term but I can't find the value.Thank you.Regards,Allen
View ArticleCCS/BQ20Z80: bqTester102SourceSetup.zip
Part Number:BQ20Z80Tool/software: Code Composer StudioCan I provide "bqTester102SourceSetup.zip" for this file? I need the source code to help me use multiple EV2300s for Calibration
View ArticleBQ4050: The device does not respond to requests when working through a PC...
Part Number:BQ4050Hello, I use a PC that has an appropriate API for working with SMBus. But on the oscilloscope it can be seen that passing the command to the address 0x16 from the board does not...
View ArticleTPS61260: Inductor size reduction
Part Number:TPS61260Hello all, I'm on a new design involving a TPS61260DRVR - 4V output and Iout Max 100mA. Recommended inductor is LQM2HPN4R7MG0 which is quite big 2.5mm x 2 mm (1mm tall). I wanted to...
View ArticleLMR16030: LMR16030
Part Number:LMR16030PGOOD output is Open DrainDo you have any trick (by adding external circuit), How to make the BIT PGOOD to work from Zero voltage vin? would like to use PGOOD as signal to control...
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