TPS3831: P2P Direct Replace
Part Number:TPS3831Dear Team,Do we have a solution can directly replace here:STM811SW16FBRKevin
View ArticleTPS2041B: P2P Directly Replace
Part Number:TPS2041BDear Team,Do we have a solution can directly replace this one?AP2141DMPG-13BRKevin
View ArticleTPS3823: TPS3823-33 & TPS3823A-33
Part Number:TPS3823Hi,Could you please tell me what's the difference between TPS3823-33 and TPS3823A-33? I can NOT find the answer from the datasheet.Thanks.Kevin Xiong
View ArticleLM5119: Can LM5119 output negative 12V voltage?
Part Number:LM5119Can LM5119 output negative 12V voltage?
View ArticleLM317A: Using ceramic capacitor of LM317A
Part Number:LM317AHiI got a question about LM317A from my customer.If I use ceramic capacitor with LM317A, could I use it with using resister in series?Best regards,Yokota
View ArticleBQ30Z554-R1: BQ30Z55 Can't turn on the CHG FET issue.
Part Number:BQ30Z554-R1Hi sir, my customer is using BQ30Z55 for 2S battery pack ,now when they test the function, they find that if not connect the SMBUS, in charging mode , BQ30Z55 can't turn on...
View ArticleTPS61220: Low input voltage boost switcher for single cell PbAcid (1.8V -...
Part Number:TPS61220Hello;I'm searching the a booster converter for a single lead-acid cell to 3.3V @ at least ~220mA. I'm found the LT1300 and am looking for an alternative/cross. I see your...
View ArticleTPS60301: TPS60301
Part Number:TPS60301I'm using TPS60301 for my application to generate 3v from 1.5v supply. The charge pump is wired as provided in the datasheet, using five 1uF capacitors. The enable pin is connected...
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BQ76PL455A-Q1: Linear & Step by Step
Part Number:BQ76PL455A-Q1Hi,We are using BQ76PL455A-Q1 *2 for 26 series cell. The chart below shows the voltage(26 cells) of charging.Why are some cells with a linear voltage, some of which are...
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BQ24610: Voltage dip due to inrush causing UVLO trip
Part Number:BQ24610I have an application using a bq24610 in which a high inrush current coming from the ACPWR node is causing a momentary voltage drop. I observe PVCC and the VCC input to the battery...
View ArticleLM5021: Undefined maximum voltage on Vcc
Part Number:LM5021I am using the LM5021 in an isolated flyback circuit. 24V DC in and 16V out.In order to ensure that the device starts up at a usable voltage I cannot use the internal regulator but...
View ArticleTPS51285A: TPS51285A ----- Output capacitor of VREG3 and VREG5
Part Number:TPS51285AHi ,According to TPS51285A datasheet suggestion , a ceramic capacitor with a value of 4.7 µF or larger (X5R grade or better) is required for each of VREG5 and VREG3.If I change the...
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TPS65265: Dynamic Response
Part Number:TPS65265Hi,I am testing on a board that uses the TPS65265 to generate several voltages. One of our supplies generated by the TPS65265, which has a nominal voltage of 1.2V, has a nominal...
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LM4140: ESR requirement of Low ESR Ceramic Capacitors?
Part Number:LM4140Hi there,We use LM4140 for DAC REF2.5V. SCH as below. On Datasheet page9 Figure24-26 shows a Cout's ESR value range for STABLE operation. 1.We use high quality C1005X5R1A475K050BC...
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LM2678: Wide Range Output application Unstability / Voltage drop
Part Number:LM2678Hi,I am designing a power stage using LM2678 where:Vin: 19V Vout_min: 2VVout_max: 16VIout: 5A.Problem: With a 4ohm load I found that it can not go higher than 7V approx (1.75A...
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BQ76PL455A-Q1: The voltage of cell#12 is always higher than the actual value
Part Number:BQ76PL455A-Q1Hi,We use our own designed circuit board to manage 26-cell. Each board manage 13-cell.We have a issue that is voltage of Cell #12 always higher then the actual value, and Cell...
View ArticleTINA/Spice/LM5155: LM5155 Encrypted Spice Model can't be Imported to TINA for...
Part Number:LM5155Tool/software:TINA-TI or Spice ModelsSpice model for LM5155 is encrypted, importing the model to TI Tina does not work. How can I import this model to TI Tina and run simulation with it?
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TL431: TL431 w/ buffered output
Part Number:TL431Hello,Background:I am designing signal conditioning circuits that level shifts from 3.3 or 5.25V to 15V and from 15V to 3.3 or 5.25V (for interfacing between PXI digital I/O and a unit...
View ArticleBQ27220: Does it support low side current sensing?
Part Number:BQ27220Hi Expert,Seems bq27220 is p2p with bq27426. Bq27220 datasheet shows it supports the low side sensing(Figure10).I want to verify CEDV or IT good for my system, so I want to co-lay...
View ArticleTPS54202: Instability that causes output ripple
Part Number:TPS54202We are using TPS54202DDCR to provide 5V from the input voltage with a range of 21-25V. The output current varies between 2mA when in sleep and 40mA and 600mA in normal operation....
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