• LM74202-Q1: LM74202 OVP cut off not working

  

  GRIM Salah

  Part Number: LM74202-Q1 Tool/software: Hello, we are verifying the function of TI ideal diode LM74202, but we found the OVP cut off function is not working. the voltage in OVP is 1.3V > 1.19V and the output voltage is already activated !, please find…

  • 4 months ago
  • Power management
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Answered

• LM74202-Q1: Unencrypted Spice file

  

  Tuong PV

  Resolved

  Part Number: LM74202-Q1 Other Parts Discussed in Thread: LM76202-Q1 , Hi, Could you please share Unencrypted Spice file? Thanks Tuong

  • Resolved

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

• LM74202-Q1: Ideal Diode vs Efuse

  

  d_zero

  Resolved

  Part Number: LM74202-Q1 Other Parts Discussed in Thread: TPS2640 , Hi Team, What is the difference between Ideal diode LM74202-Q1 and the TPS2640 efuse ? Except that one part is automotive grade. Thanks in advance. Kind Regards, d.

  • Resolved

  • over 1 year ago
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• LM74202-Q1: LM74202 Overload R(ILimit) understanding

  

  Sanket Patadiya

  TI Thinks Resolved

  Part Number: LM74202-Q1 Hi, I am Sanket Patadiya from Volansys Technologies. We are working on one design including the LM74202 part for protection circuitry. Have a look at the circuit below. I would like to understand the functionality of the LM74202…

  • over 2 years ago
  • Power management
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• LM74202-Q1: power drop recovery

  

  Glenn Riese

  Part Number: LM74202-Q1 The question that we are trying to understand is why the Efuse does not attempt to restart after the current spike is gone but gets stuck at about 3 V output. Two scenarios seem to cause the issue; the first shown in the scope plots…

  • over 1 year ago
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• LM74202-Q1: power drop recovery

  

  Glenn Riese

  TI Thinks Resolved

  Part Number: LM74202-Q1 Other Parts Discussed in Thread: TPS25980 , TPS25947 the circuit below when the input voltage drops to about 7 volts from 12 and returns to 12v the output voltage stays around 3.3V. This is not expected behavior. what can cause this…

  • over 2 years ago
  • Power management
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• LM74202-Q1: Can this device support power oring requirement

  

  Mahendra Patel1

  TI Thinks Resolved

  Part Number: LM74202-Q1 Other Parts Discussed in Thread: TPS2660 Hello Team, Can LM74202-Q1 can support power oring application? This device has b2b MOSFETs and hence the question. -Mahendra

  • over 2 years ago
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• LM74202-Q1: SHDN pin voltage rating

  

  Alan Chang

  TI Thinks Resolved

  Part Number: LM74202-Q1 Hi I'd like to confirm SHDN pin voltage rating. the Absolute rating is 42V between SHND - RTN pin. however, in operating, 4V is shown, is 4V for SHDN to GND or RTN pin? There is an internal Avdd rail around 3.45V. so what's the…

  • over 2 years ago
  • Power management
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• LM74202-Q1: What functional safety level for this part?

  

  Paul Yeh

  TI Thinks Resolved

  Part Number: LM74202-Q1 Hi team, My customer would like to know the functional safety level for this device? Is it qualified by ASIL-A or B or C or D? Please advise. Thanks

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• LM74202-Q1: Output Short Circuit to GND

  

  Sneha Kumari

  Resolved

  Part Number: LM74202-Q1 Hi, In LM74202-Q1, when output is short circuit to GND, at what junction temperature the device will be turned off? Is it at T(TSD)? Since operating junction temperature max. is 150 °C and T(TSD) is 157 °C, I felt confused.…

  • Resolved

  • over 3 years ago
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