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John Waugaman
1 month ago
Power management
Power management forum
RE: ATL431: Spice model fails if current limiting resistor is in series with ground return.
There is a workaround. I have a .jpg illustration for it, but I don't see a way to attach it to this post. it works as follows: Connect the
ATL431
as shown in Figure 32 of the data sheet, but instead of VSUP and RSUP connect a grounded current...
Jason Cuadra35
10 months ago
Power management
Power management forum
ATL431: Bipolar or CMOS?
TI Thinks Resolved
Part Number:
ATL431
HI, Is the
ATL431
made on a CMOS or bipolar process? The reason for asking is I want to use it for a high radiation environment. Thanks!
Minqi Zhao
7 months ago
Power management
Power management forum
ATL431: selection
Resolved
Part Number:
ATL431
Dear expert, My customer is looking for a TL431 as below, another pin
Aivaras Sakauskas
10 months ago
Power management
Power management forum
ATL431: Cathode leakage current data
Part Number:
ATL431
Hi Team, I have a questions from a customer. We are thinking to use this as a Zener replacement due to its accuracy on “tripping” point. For this we would need bit more information on the cathode leakage current when...
Toshiro Imi
over 1 year ago
Power management
Power management forum
ATL431: wave soldering
Resolved
Part Number:
ATL431
does any one help us if
ATL431
supports wave soldering. best regards,
Motoyasu Hattori
1 month ago
Power management
Power management forum
ATL431LI: Any change on related Discrete components, when changing from TL431 to ATL431/431LI
TI Thinks Resolved
Part Number:
ATL431
LI Hi, My customer finished AC/DC design with TL431IBIDBZR. However he found his following circuit is smaller (0.6mA) than required Cathode Current of TL431 (1mA Min).
ATL431
/
ATL431
LI is satisfied with Cathode current (0.1mA Min)...
Marcoo Z
3 months ago
Power management
Power management forum
RE: ATL432: With smaller Ika
Hi Kevin, We do not currently have a
ATL431
product with a lower IKA.
Ulrich Goerke
3 months ago
Power management
Power management forum
RE: UCC28780: Rbias2 difference between Eval board schematic and excel calculation tool
Hello Julien, The excel tool uses 0.5V across the photodiode with an assumption of <1uA through it at that Vf. The
ATL431
shunt regulator used on the EVM requires a minimum of 35uA to operate. 0.5V/35uA = 14.3K maximum resistance across the diode...
Abhinav.Sharma
10 months ago
Power management
Power management forum
RE: ATL431: PSpice model problems...
Hi Jeff, I will get a product expert to help you out with this by tomorrow. Thanks, Abhinav.
Kuramochi Tadahiko
over 1 year ago
Power management
Power management forum
ATL431: Vref Accuracy
Resolved
Part Number:
ATL431
Hi, I'm considering Vref accuracy as below on typical condition and -40℃~85
>
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