TPS62150: light load efficiency less than 100uA
Part Number: TPS62150Hello,We are planing to use TPS62150 in sleep mode system, When sleep mode, TPS62150 load current goes down around 20uA.I look into the efficiency graph of datasheet but the...
View ArticleTPS50601-SP: The soft-start time behavior on negative ambient temperature
Part Number: TPS50601-SPHello Daniel, Thanks you for the comments about table value of Iss and the Iss vs. temperature graph (pg.12, fig.10) – now I can use not absolute values of Iss but normalized...
View ArticleTPS65132: TLV1701AIDRLR
Part Number: TPS65132We are using TPS65132WRVCT part in our design. We need input current (IIH and IIL) value and pin capacitance value for Enable pins(ENP and ENN).
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BQ51013B: power adjustment
Part Number: BQ51013BHello,I would like to implement a wireless power transmission or have already implemented one, but am dissatisfied with the result.I use the "bq5002EVM-648" board as transmitter...
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BQ76930: cell voltage mismatch at high temperature
Part Number: BQ76930hi,we are testing the BQ7693003 in a thermal chamber.when the temperature >40C, we start to observe negative spikes on the voltage of some channels (the cell voltages have been...
View ArticleBQ25505: Compatibility with 9V primary batteries ?
Part Number: BQ25505Hello.Is BQ25505 compatible with a 9V battery for PRI_BAT ?It is mentioned that the maximum voltage allowed is 5.5V. However, some users seem to have demonstrated that it works with...
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CCS/UCD3138: Problems about DPWM period and duty cycle swtiching actions
Part Number: UCD3138Tool/software: Code Composer StudioHi,In one UCD3138 BUCK-BOOST application,I have problems in the dynamic actions of DPWM period and dutycycle swtiching.Current swtiching procedure...
View ArticleTPS22965-Q1: TPS22965QWDSGRQ1 fit
Part Number: TPS22965-Q1Hi Team,Customer required TPS22965QWDSGRQ1 FIT as per IEC 62380 standard, which provides the die FIT, package FIT and the total FIT combined.Can you please help on the...
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LM5017: Soft start unstable
Part Number: LM5017Dear Team,We want to implement the soft start circuit here.But we are not sure why the Vo is not stable.Base on the waveform, the issue is Vcc didn't regulate at the voltage which...
View ArticleUCC27712: UCC27712 Not sufficient air and creepage distance from pin 6(HS) to...
Part Number: UCC27712The case of the UCC27712 is a SOIC-8 with a 1.27mm grid dimension and a spacingbetween the pads of 0.67mm maximimum. So pin 6 ( HS) which is the drain of the lower mosfet is only...
View ArticleREF3125: REF3125AQDBZRQ1 & REF3112AQDBZRQ1 fit
Part Number: REF3125Hi Team,Customer required REF3125AQDBZRQ1 & REF3112AQDBZRQ1 FIT as per IEC 62380 standard, which provides the die FIT, package FIT and the total FIT combined.Can you please help...
View ArticleCSD95472Q5MC: recommended layout pattern
Part Number: CSD95472Q5MCHello,Our customer has been trying CSD95472Q5MC + TPS53647 power design. Would you please provide CSD95472Q5MC recommended pattern layout.best regards,
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LM5020: Why does CS pin discharge very slowly?
Part Number: LM5020Hi Team,Our customer is using LM5020. However, in the actual application, we found CS pin's voltage discharge very slowly. Please refer to the below waveform.CH1: OUT; CH2:...
View ArticleTPS51116: Spec. Check
Part Number: TPS51116Dear Team,Can this one use on DDR4 1.2V, VTT=0.6V?I didn't find VTT=0.6V on the datasheet.BRKevin
View ArticleTPS23758: Output regulation
Part Number: TPS23758We are currently taking the first steps with our own circuit design, based upon the recommendations of the TPS23758 data sheet, to replace an older LM5072 design in our devices...
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TPS548D22: LX node
Part Number: TPS548D22Hi, Team,Could you please check the attach waveform? Is there no problem?It should be fine, but I need comments from BU...Best Regards,Satoshi Yone
View ArticleBQ78350-R1: Short Circuit in Discharge Protection
Part Number: BQ78350-R1Hello;1. Just so I understand, the "hardware-based" protection mechanism is NOT within the 78350 itself, but is actually within the 769x0, correct?3.6.2 Short Circuit in...
View ArticleBQ76PL455A-Q1: The capacitor for OUT 1 pin ?
Part Number: BQ76PL455A-Q1Hi May i confirmed the capacitor for OUT 1 pin ? Datasheet page 119 mentioned A value of 390 pF provides best accuracy with a 60-µS ADC conversion period and 8×...
View ArticleTPS40210: TPS40210
Part Number: TPS40210Hi,I am designing a new device, which requires an adjustable buck-boost converter. The input voltage is 24V, connected to the buck boost converter is a motor which may draw a...
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TPS54360: Damage Cause Analysis Request
Part Number: TPS54360After the AC220V is transformed and rectified, the output DC26V-36V is connected to the input of TPS54360. TPS54360 output adjustable voltage 12V-24V, maximum input current 1A,...
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