• TPS56A37: The output issue for TPS56A37

  

  Zhang Liang

  Part Number: TPS56A37 Tool/software: Hi, We use the TPS56A37 for our buck design, and the input voltage is 24V, output voltage is 5V, the schematic as below: Now we c apture waveform for the SW pin as below: We modify the Cout to 47uF Ceramic capacitor…

  • 1 month ago
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• TPS56A37: TPS56A37

  

  Yuval Izhaki

  TI Thinks Resolved

  Part Number: TPS56A37 Other Parts Discussed in Thread: DLP4500 , TPS7A37 , TPS56C231 Tool/software: Hello We design a replacement LED driver for the DLP4500 for delivering 10A LED current using the TPS56A37 The LEDs are connected in current loop and basic…

  • 2 months ago
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• RE: TPS56A37: SMP controller Shorting Issue – Possible ESD Vulnerability?

  

  jakob jeppesen

  i am unable to upload the KiCAD schematic, i am just getting an error. the unrelated components are LEDs capacitors and resistors other place on the board. here is an image of the whole schematic

  • 19 hours ago
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Answered

• TPS56A37: Is there any doc. using the TPS56A37 for an Inverting Buck-Boost (IBB)

  

  Sean Chang

  Resolved

  Part Number: TPS56A37 Tool/software: Can TPS56A37 step-down power module be configured in an IBB topology to generate a negative output voltage?

  • Resolved

  • 3 months ago
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• TPS56A37: PG circuit with LED

  

  Roy Chou1

  TI Thinks Resolved

  Part Number: TPS56A37 Tool/software: HI Team, Would below circuit work? when the device abnormal, the PG pin would short to GND and the LED would be brought up. (LED VF is around 3V) (I see PG can sink 10mA in datasheet) Regards, Roy

  • 3 months ago
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• RE: TPS56A37: Architecture confirmation

  

  Gui He

  Hi Hedy The buck converter generates a constant vout 1V as below: When connect the 9A current source, the 9A will charge the Cout of TPS56A37 and the VOUT2 becomes higher than the set value(1V) . The TPS56A37 will not switch. The VOUT2 will charge up…

  • 5 months ago
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• TPS56A37: Reverse current from VOUT

  

  Shuji Ishiwata

  TI Thinks Resolved

  Part Number: TPS56A37 Tool/software: Hi All, I have a question about the TPS56A37. Will there be any problems if voltage is applied to VOUT while VIN is open? Please let me know if it will break or if there are any other precautions I should take. Best…

  • 6 months ago
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• TPS56A37: Paralleling EN pin of TPS56A37RPAR

  

  sai mukhesh

  TI Thinks Resolved

  Part Number: TPS56A37 Tool/software: Hi TI team, Currently we are using 4 TPS56A37RPAR in our design. We are planning to control the EN signal of these 4 switchers from a microcontroller. Can you please let us know whether we can tie all the 4 EN pins…

  • 6 months ago
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• TPS56A37: Shelf Life

  

  Pradeep KS

  TI Thinks Resolved

  Part Number: TPS56A37 Other Parts Discussed in Thread: TPS548A28 Dear team, We are using the following ICs. Could you please let us know their shelf life? TPS56A37RPAR TPS548A28RWWR

  • 9 months ago
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Answered

• TPS56A37: Maximum duty cycle

  

  Roy Chou1

  Resolved

  Part Number: TPS56A37 Hi Team, I want to double check with max duty of the part. I see EC table in datasheet. The minimum of time is 150ns. So does it mean that our max duty is (1/500k-150ns)/(1/500k) = 92.5%? Regards, Roy

  • Resolved

  • 9 months ago
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