• TPS61178: Specification for internal constant source current

  

  Satoshi

  TI Thinks Resolved

  Part Number: TPS61178 TPS61178 have many constant current source on internal circuit. Is there current specification (Min_Typ_Max) for internal constant current source on ILIMIT and FREQ/SYNC? (Please refer below) Best regards, Satoshi

  • 27 days ago
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• TPS61178: Check if we can support die sale for TPS61178

  

  Jacky Wang(QD)

  TI Thinks Resolved

  Part Number: TPS61178 Hi Team, Customer is asking us if we can support die sale for TPS61178, can you help to give us any comments? Thanks.

  • 3 months ago
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• RE: TPS61178: TPS61178

  

  Fergus He

  Hi Ritesh, Ritesh Prajapati said: Our external supply having 1 to 12VDC, 10A capability, so it should be sustain. If there is a case that input voltage is down than suggest us the input voltage and current range for the external supply, so we can test…

  • 5 months ago
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• TPS61178: TPS61178

  

  Rajendra Chhasatiya

  Part Number: TPS61178 Hi TI Team, Earlier, We have communicated with TI Team regarding the TPS61178 switcher part and they were given confirmation for TPS61178, and we have designed board as per your recommended IC and but now we are facing issue and we…

  • 5 months ago
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• TPS61178: TPS61178 Large inductance noise

  

  ?? ???

  TI Thinks Resolved

  Part Number: TPS61178 hi TI， The inductance squeaks during the use of the customer. After the resistance of FREQ / SYNC pin is changed from 300K to 100k, the inductance squeaks disappear, but the output power drops. Please help analyze the reason. The…

  • 5 months ago
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• RE: TPS61178: Design Review

  

  Fergus He

  Hi Sonali, Sorry I wrote the wrong formula. The frequency is around 500kHz (the Rfreq=316k) and the duty is 1-Vin/Vo=0.163 The current ripple Δi=Vin*d*Ts/L=1.07A. The right formula is We get the peak current formula Ipk=0.8+1/2=1.3A. Best Rega…

  • 2 months ago
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• TPS61178: TPS611781 OFF Delay Time issue

  

  Vincent Lin

  TI Thinks Resolved

  Part Number: TPS61178 Dear Sir: Regarding the TPS611781 OFF Delay Time issue. When the EN_pin11 of TPS611781 changes from high to low, and then the SW_ pin7 of TPS611781 Stop it. What is the time from EN pin11(Low) to SW pin7(stop)? When the EN_pin11…

  • 3 months ago
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• TPS61178: Regarding the TPS611781 VOUT Waveform issue.

  

  Vincent Lin

  TI Thinks Resolved

  Part Number: TPS61178 Dear Sir: Regarding the TPS611781 VOUT Waveform issue. When the EN_pin11 of TPS611781 change from high to low. The output VOUT(P8) power(VBUS) of TPS611781 turns off (shutdown). 1. The output VOUT(P8) power(VBUS) power off waveform…

  • 2 months ago
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Answered

• TPS61178: TPS61178

  

  sanjeevini koli

  Resolved

  Part Number: TPS61178 Other Parts Discussed in Thread: TPS61288 , LM5155 Hi I am Looking for boost converter requirements 1) input voltage range is 2.7v-4.2V 2) Output volage should be 5V/8A Please suggest me the is this Part Number( TPS61178) is Suitable to…

  • Resolved

  • 8 months ago
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Answered

• TPS61178: Surge Voltage Capability

  

  sonali zodage

  Resolved

  Part Number: TPS61178 What is the surge voltage capability of the converter (TPS61178) for short duration such as 8/20us of pulse? Thanks, Sonali

  • Resolved

  • 5 months ago
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