Answered

• TPS74401: TPS74401: Clarification of VIN/VBIAS operating behavior and transition between VIN and VBIAS dropout

  

  Matthew Connolly

  Resolved

  Part Number: TPS74401 I'm evaluating the TPS74401, specifically the TPS74401RGWR, and would appreciate clarification regarding the device's operating mode when VIN and VBIAS are supplied from different rails. Our existing design has historically operated…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• TPS74401: TPS74401 normal mode usage

  

  Ozan Güney Düşmezer

  Part Number: TPS74401 ı want to use TPS74401RGW for dsp supplying. İf we want to 5v-3.3v in and out voltages i tie bias voltage to input 5v. If input voltage is decrease to 4.8v, is ldo pass the dropout mode? Is normal mode usage more than efficient…

  • 9 months ago
  • Power management
  • Power management forum
Answered

• TPS74401: EN Pin VIH Level

  

  Yoav Benita

  Resolved

  Part Number: TPS74401 Hi All, The datasheet specifies the VIH level for the EN pin as 1.1 V to 5.5 V. Which power rail is this value referenced to? In my case, when the input voltage is 1.2 V and the BIAS voltage is 5 V, what VIH level should I expect…

  • Resolved

  • 17 days ago
  • Power management
  • Power management forum

• TPS74401: Part Suffix need verify // TPS74401RGWR

  

  Kishor Yelwe

  Part Number: TPS74401 Hello TI team, what we can see the MPN as TPS74401RGWR without any additional suffix, but based on GE’s research maybe TI have some suffix internally. We need check if have any different suffix for our history purchased for…

  • 3 months ago
  • Power management
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• TPS74401: Parallel connection of multiple TPS74401 devices

  

  Ignazio Lax

  TI Thinks Resolved

  Part Number: TPS74401 Other Parts Discussed in Thread: TPS7A56 , TPS7A57 , TPS7A85 , TPS7A54 Tool/software: The TPS74401 can be connected in: Parallel connection of multiple TPS74401 devices? Thanks for your help Ignazio Lax

  • over 1 year ago
  • Power management
  • Power management forum

• TPS74401: TPS74401RGWR // PN#: 521-10989

  

  Samantha Khaw

  Part Number: TPS74401 Hi TI folks, Would like to feedback that we encounter high fall out for this component under DC# 0626. received under GRN# 1145498574 & 1145560174

  • 4 months ago
  • Power management
  • Power management forum

• TPS74401: TPS74401RGWR / DC# 202606 encounter high fall out

  

  Jeffrey Ooi

  Part Number: TPS74401 Hi TI folks, I would like to inform that we are encountering a high fallout on this component under date code 202606. The failure isolates to an Analog Functional test parameter at SS_pin15. When we swap the failing parts with…

  • 3 months ago
  • Power management
  • Power management forum
Answered

• TPS74401-EP: Is there reverse diode between IN pin and OUT pin into the TPS74401-EP?

  

  miyagawa shinichi

  Resolved

  Part Number: TPS74401-EP Hi I would like to know the bellow. Please inform me. /Is there reverse diode betwwen IN pin and OUT pin into the TPS74404-EP?

  • Resolved

  • 9 months ago
  • Power management
  • Power management forum

• TPS74401: What is the difference between all the TPS74401RGW?

  

  Thad Larson

  TI Thinks Resolved

  Part Number: TPS74401 What are the differences between these ? TPS74401RGWR TPS74401RGWR.A TPS74401RGWRG4 TPS74401RGWRM3 TPS74401RGWRM3.A

  • 6 months ago
  • Power management
  • Power management forum
Answered

• TPS74401: Lowest VIN possible with external Bias? 1.1V or 0.9V?

  

  Vadzim Yunitski

  Resolved

  Part Number: TPS74401 Hi, I would like to clarify the minimum allowable input voltage for this device. In section 5.3 Recommended Operating Conditions, the minimum VIN is defined as: VIN ≥ VOUT + VDO (VIN) In section 5.5 Electrical Characteristics…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

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