TPS65133: Chip Explodes 50% of the time on start up
Part Number:TPS65133My client has been using this chip in their current design for two iterations of their current product. The first iteration involved a lot of 25 PCAs where the TPS65133DPDR was...
View ArticleLMZM23601: LMZM23601 outputs 22V instead of 5.25
Part Number:LMZM23601Hi, I am using the LMZM23601 with EN tied to VIN, with a VIN of 24V, following the datasheet as reference.MODE/SYS is tied to GND.FB is divided with 51.1K on top and 12k on the...
View ArticleBQ25713B: OTG re-enable sequence
Part Number:BQ25713BHardware setup: BQ25713B on our board, TI EVM has non-B version. On the first activation of OtG (after applying battery voltage and programming the applicable OtG registers) on our...
View ArticleTPS65178: TPS65178ARSLR device datasheet requets
Part Number:TPS65178Hello, Let me ask you to provide us with full datasheet of TPS65178ARSLR. We've got request to implement the programming support for this chip from Chinese customer. Thank you in...
View ArticleTPS51116: TPS651116 Application consult
Part Number:TPS51116Hi team, My customer wants to use this device like below,VIN=3.3V, V5IN=5V, VDDQ=1.5V, VTT=0.75V, IVTT=3A. Can our device support this application? Also how to calculate the power...
View ArticleBQ25890EVM-664: BQ25890HRTWR
Part Number:BQ25890EVM-664HiI have a problem with BQ25890EVM-664 evaluation kit, VIN I connect it to 5V, when I connect the battery in BAT and it has a charge of 3.3V-3.9V this voltage is observed in...
View ArticleBQ4050: Configure BQ4050 without using EV2400
Part Number:BQ4050Is it possible to configure BQ4050 without using EV2400 using a custom I2C/SMB interface?
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TPS92512: Slow pulses to the PWM pin
Part Number:TPS92512 I am noticing a significant spike when ever PWM pin is enabled from the disabled state as shown below in figure 1 at upper input voltages around 30vdc. Web bench does not show...
View ArticleBQ24295: Power management using bq24295
Part Number:BQ24295Hello,I want to build management battery circuit which can deliver power to :- The main system (3.3V)- Battery (Li-Polymer, 1 cell, 2800 mAh, 3.7 V)- External device via USB-A (5V -...
View ArticleBQ40Z50: how to limit charge current
Part Number:BQ40Z50We design a BQ40Z50 board to support a 3.35A pack (4 cells).Set of registers seems to be correct following guide R3Charge and discharge works.But there is a subject that surprise...
View ArticleLM73605EVM-5V-2MHZ: Is there EVM available for 3.3V output?
Part Number:LM73605EVM-5V-2MHZHi,We are planning to use LM73605 in one of our ECU. Before planning to use, we would like to get an EVM for 3.3V output and test it in our lab.Is it possible to get EVM...
View ArticleTPS23753A: Circuit / Magnetics Optimization for Low Line / APD Operation
Part Number:TPS23753AHello--I'm looking at using the TPS23753A in a PoE PD that must also be able to accept external adapter power down to ~12V. The application is an IIoT product that must be able to...
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TPS61046: Question on TPS61046 inrush current
Part Number:TPS61046Hi TI Experts,We are developing a boost converter circuit using TPS61046 which powers an OLED display. Refer below circuit for reference. We observed that as soon as EN is driving...
View ArticleBQ25895: Solar charge termination / inconsistent charge source
Part Number:BQ25895Hi thereI have two questions about implementation of the BQ258951/ As per your application note, TIDA-1556 - http://www.ti.com/tool/TIDA-01556, charge termination is set at 3.9V (to...
View ArticleTPS54232: I can not simulate power input is from 3.8V to 24V and output is...
Part Number:TPS54232Dears:From datasheet I can see the power input is from 3.5V to 28V.But I can not simulate design based on power input is from 3.8V to 24V and output is 3.3V using Webench.Why can...
View ArticleTPS65917-Q1: Where can I find each OTP revision power sequence setting.
Part Number:TPS65917-Q1Hi, Customer want to find a PMIC for AMBA CV22/CV25 platform, the competitor are DA9063 and DA9062.I suggest they choose TPS65197-Q1 ,but in other e2e thread mentioned the...
View ArticleTPS23523: Oring FET selection, what to do with the 25mV drop
Part Number:TPS23523A previous post tells that in the choice of the O-ring FET.The OR-ing FET selection is based on the Ron of the FET. The TPS23523 device will regulate the forward drop across the...
View ArticleLM5116: Lm5116 ECE R10 compatible design
Part Number:LM5116Hello , I want support to know how to comply ECE R10 compliance for buck converter using LM 5116 . I am trying to use LM5116 for dcdc buck application for 48 V battery operated...
View ArticleWEBENCH® Tools/BQ25710: BQ25710 EVM schematic diagram and gerber
Part Number:BQ25710Tool/software: WEBENCH® Design ToolsHi All,we're planning to use the BQ25710 in a UPS system for a medical device, which has to charge a 12V 9A lead acid battery from a 12V 5A AC/DC...
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