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TPS25921A: The value of ILIM
Part Number: TPS25921ADear all,I would like to ask about ILIMRegarding the current limit value, there is the following description in the data sheet.For example, when R (ILIM) = 35.7kΩ, ILIMT =...
View ArticleBQ78350-R1: The firmware version of BQ78350 device
Part Number: BQ78350-R1Dear all Does the BQ78350-R1 device have 2.02 firmware version ? Or other version ? Could you share me what is difference between 2.02 firmware version with 0.00...
View ArticleEM1402EVM: Forward Converter dynamics
Part Number: EM1402EVMTo whom it may concern,I am working on the design of a custom BMS based on EMB1499Q driver. I'm trying to simulate in LTSpice the forward converter used in EM1402EVM both in...
View ArticleBQ34Z100-G1: Is there any other burning method
Part Number: BQ34Z100-G1Dear all Does the BQ34Z100-G1 device only have burning method by EV2300 or EV2400 ? Is there any other method ? Please share to me , Thanks a lot.
View ArticleUCC28740: Consult the minimum start up voltage
Part Number: UCC28740Experts，Does UCC28740 have a minimum startup voltage VHV? my customer finds that the UCC28740 works until the startup voltage VHV exceed 100V. Are there any internal circuits in...
View ArticleUCC21222: Complimentary Output Gate Driver
Part Number: UCC21222Dear Sir,Could you please suggest any complimentary output gate driver with operating temperature range of –40°C to 125°C. I have only one gate signal, complimentary driver with...
View ArticleTPS2379: TPS2379 support LLDP layer-2 power negotiation
Part Number: TPS2379Hi Team,May I know if TPS2379 support LLDP layer-2 power negotiation ? and how to do the power negotiation?Thanks & RegardsEddie
View ArticleLM3699: unused current sinks
Part Number: LM3699The datasheet states that unused LED current sinks should be tied to Vin so that they do not affect the regulated voltage. Will these unused current sinks be disabled or will they...
View ArticleTPS53353: Equation (5)
Part Number: TPS53353Hi team,My customer is considering to use the TPS53353. Could you support the following question?What does "s" mean in the equation (5)?Equation (5) = 1 / (...
View ArticleTPS65910: Support DDR3L MT41K128M16
Part Number: TPS65910Dear Team,To supply power to the Micron DDR3L memory (MT41K128M16 via the PMIC (TPS65910), see the attached data sheet).Is it possible to supply 5V, 3.3V, 1.8V and 1.35V outputs...
View ArticleLM5155: step-up flyback circuit using LM5155， Vin: 3.7V, Vout: 270 V, power:...
Part Number: LM5155HiI want make a step-up flyback circuit using LM5155， Vin: 3.7V, Vout: 270 V, Iout_max:<3MA, power: < 1W, can I realize it using LM5155?thank you!
View ArticleBQ40Z50-R2: How to correctly set SOH Load Rate
Part Number: BQ40Z50-R2How to correctly set SOH load rate.We have 1.6 Ah battery with typically 5A load current. Did I understand correctly that I can calculate SOH Load rate by 1.6Ah / 5A so the SOH...
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TPS51200: Schematic Review
Part Number: TPS51200Dear Team,Do you have further comments for this schematic?BRKevin
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BQ24725A: Charge current, charge voltage setting
Part Number: BQ24725AHi team,I received a question about charge current setting and charge voltage setting. 1. If customer would like to set the charge current to 1024mA, they need to set the resister...
View ArticleBQ40Z80: Question about power regulation during charge
Part Number: BQ40Z80Hi!I have a question regarding charging control. Gauge has internal registers called Charging Current and Charging Voltage. Their value changes according to current charge region as...
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TPS54360B: Overvoltage peak after start
Part Number: TPS54360BIn our circuit we have a switch-on problem.We transform the input voltage (6V - 48V) to 3.45V.With constant resistive load (3 Ohm at 3,45 V) we get a voltage peak of short-term of...
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LM5164: High ripple output voltage
Part Number: LM5164Hello,I am using your LM5164 regulator to step down from 41V to 5V. I used Webench to design this regulator. I expected a output ripple votage of 30mV at no load (see webench report)...
View ArticleLM2675: Mil-spec version
Part Number: LM2675Hi,I was wondering if anyone had information on mil-spec versions of the LM2675 voltage regulator, both the 3.3V and 5V version. It will be flying on a CubeSat in the future so I was...
View ArticleTPS3808: TPS3808 5V part stuck in a reset loop even though input voltage is...
Part Number: TPS3808I have these monitors on one of my boards and they have been working really well for at least 60 boards. However, one board I notice is stuck in a reset loop. The +5V TPS3808...
View ArticleBQ4050: learning cycle
Part Number: BQ4050Hi, I have few more questions regarding previous discussions on power management forum about learning cycle process on bq4050 by bqstudio:1)slua848 describes the method for...
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