• LMQ61460-Q1: Switching power loss

  

  Danilo Austria

  Part Number: LMQ61460-Q1 Hi Team, Our customer would like to confirm which timing they have to consider for calculating the switching power loss, the switch node rise time (2.7ns) or the minimum LS switch on time (85ns). Regards, Danilo

  • 1 month ago
  • Power management
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• LMQ61460-Q1: Input Capacitance

  

  Inderjit Bains

  TI Thinks Resolved

  Part Number: LMQ61460-Q1 The datasheet (section 10.2.2.5) for LMQ61460-Q1 states that the minimum input capacitance is 10uF. Questions: 1. The users guide (SNVU698A) shows 2 x 4.7uF ceramic capacitors, UMK325B7475MMHT. This capacitor does not have a capacitance…

  • 3 months ago
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• WEBENCH® Tools/LMQ61460-Q1: Minimum output voltage

  

  Darren Jenkins

  TI Thinks Resolved

  Part Number: LMQ61460-Q1 Other Parts Discussed in Thread: LMQ61460 Tool/software: WEBENCH® Design Tools Team, What is the minimum output voltage supported by the LMQ61460-Q1? I'd also like to know it for the LMQ61460, and expect it's the same.…

  • 3 months ago
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Answered

• LMQ61460-Q1: Current limit

  

  Kevin SHIN

  Resolved

  Part Number: LMQ61460-Q1 Hello team, I have a question about LMQ61460-Q1. My customer wanted to use BUCK as the below condition. Does this device support 6A at any condition such as duty cycle, temperature? They wanted to confirm perfectly about load…

  • Resolved

  • 5 months ago
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• LMQ61460-Q1: Efficiency at 13.5 input and 5V output

  

  Danilo Austria

  TI Thinks Resolved

  Part Number: LMQ61460-Q1 Other Parts Discussed in Thread: LM61460-Q1 Hi Team, The graph at page 1 of the datasheet of LMQ61460-Q1 shows that the efficiency at 13.5V input and 5V output at 1mA is 90% but the graph of Figure 10.7 at page 35 shows it's less…

  • 5 months ago
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Answered

• LMQ61460-Q1: AEC qual and Release to market

  

  Philip Bright

  Resolved

  Part Number: LMQ61460-Q1 Other Parts Discussed in Thread: LM61460 , , LMQ61460 , LM61460-Q1 I got a promotional email from TI regarding LMQ61460, which appears to be very much like LM61460 with the addition of internal capacitors for EMI reduction. The email…

  • Resolved

  • 11 months ago
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Answered

• RE: LM61460: Out of stock

  

  Jimmy Hua

  Resolved

  Hi Mickael, The LMQ61460-Q1 is P2P compatible with LM61440-Q1 with similar pinout. Regards, Jimmy

  • 2 months ago
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Answered

• RE: LMR33630: Overshoot that might happen on LMR33630

  

  Samuel Jaffe

  Resolved

  Ryotaro Fukui, I see the concern. VIN falls, error amp rails to try to restore VOUT, VIN rises, and the error amplifier causes an overshoot due to the loop bandwidth delay. We do have some parts which address this specifically such as LM61460-Q1, LMQ61460…

  • 2 months ago
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• RE: TPS5450: Issue of EMI EMC for CISPR 25 with TPS5450

  

  Jimmy Hua

  Hi Vitthal, There is a recently released automotive converter that matches this application. Perhaps you can take a look at the LMQ61460-Q1 device. Section 10-28 to 10-32 show expected radiated EMI compared to CISPR25 Class 5 for 400kHz. Later in the…

  • 5 months ago
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• RE: Recommendation for constant voltage buck driver IC

  

  Jimmy Hua

  Hi Kevin, Are you trying to find a device that can be paralleled for current sharing or do you just need a device that can do 4.5A max? If you are looking for the later, perhaps you can take a look at the LMQ61460-Q1 buck converter. It is an automotive…

  • 5 months ago
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