Clik here to view.
LTM8065: Is it safe to use the +12Vin specs for a +4.5 - +5.5Vin design?
Other parameters are: Vout = 5V, Iout max = 1.5A. Thanks.
View ArticleLT3080 Vcontrol Voltage
Hi,The voltage of Vcontrol pin does not have to be same as that of VIN pin?I'll use LT3080 on condition that IN=2.5V, Vcontrol=3.3V, OUT=1.8V. Any problem? Regards,Kazu
View ArticleI_mon accuracy of LT3089
Hello guys, I am using the LT3089 for regulating the voltage and measuring the output current I_out simultanousely. The monitor current I_mon should be 1/5000 of I_out. There are neither details about...
View ArticleLTC6813-1 cells
Hi, We currently has the application and require to charge 1.2V 200 cells in series. LTC6813-1 is a potential IC and support Multiple device in daisy chain. I would like to consider applying 6pcs...
View ArticleADP105x design
Hi guys!I would like to use ADP105x controller for design of the isolated power supply 500W with the input range 10-36V and the output is 12V or 24V. All reference designs provided by web are from 36V...
View ArticleMethod for extending input voltage range on LTC3895
The LTC3895 has an input voltage range of 7V-150V DC. This is impressive, but alas, I need a larger voltage range. Assuming I get MOSFETs that can handle a larger voltage range and use a zener clipper...
View ArticleClik here to view.
Two LTC3388 powered by the same Vin rail: issues occur
I have two LTC3388-3 that are powered by the same Vin rail @12V. Another VR, LT3971-3.3, is also at the same Vin rail. No load is attached to the output of the VRs and my goal is to check the...
View ArticleClik here to view.
LTM4622 INTVCC functionality
Hi i want my board to support a wider range of voltages instead of 3.6 to 20, i want it to support 3.3 to 20. i understood that for 3.3 input voltage INTVCC need to be tied to VIN. the problem is when...
View ArticleLTC4015 INT_VCC current limit
Hello, I am currently involved in hardware development using the LTC4015.For our design we need a 5V power supply for a small µC (PIC1459 - same on the demo Board).The µC will will stay in sleep mode...
View ArticleClik here to view.
Measuring the LTC3896 transfer function
Let me know how to measure the LTC3896' actual transfer function with FRA(frequency response analyzer). Where is measuring point?
View ArticleQuestion about ADP5091
Hi I have two questions about ADP5091. Please take care of this case. 1. Question about MPPT value.Please take a look at the attachment. I set the MPPT to 0.5 (10Mohm + 10Mohm resistor divider) but...
View ArticleLTC3261 load regulation problem
Hi ADI expertMy customer would like to assess LTC3261 for 12V to -12V with 100mA for PCI slot applicationthe required spec for load regulation is +-10%, however this spec cannot be found in the...
View ArticleClik here to view.
LTC4355 load sharing problem
Hi ADI expertsQuoted a paragraph from LTC4355 as belowhowever,no detail spec for "how much voltage difference is nearly equal"? and also , it seems like LTC4355 has load sharing function and no related...
View ArticleLTC3119 EMI tests
Hi all, I'm looking for any official or unofficial test about LTC3119 EMI radiation, similar to ones we can see in the LT8606 o similar products. Is there something available from AD or third party?In...
View ArticleLT3752-1 with LT8311: housekeeping flyback not regulating the primary side...
Dear Power by Linear, I have a circuit running from 390VDC, and the housekeeping flyback is not working correctly. I see hiccups of three or four pulses at the HOUT pin, then a pause of about 500...
View ArticleClik here to view.
(ADR35xx)Datasheet change Rev.0 to Rev.A
Hi ! Our system detect ADI changed ADR35xx datasheet.I have some question about this. ======================================================================Q1)Why ADI changed this graph?P11Rev.0...
View ArticleClik here to view.
0.9V VOUT LDO REQUIRED
Hello, I am looking for an LDO with Min Vout = 0.8V to Max Vout = 1.2V. Vin is adjustable (always greater than 2V). Iload expected is about 100mA at Vout = 0.8V. It is for an application running at...
View ArticleClik here to view.
DC1613A Command Line Programming
Hi I'm trying to program via command line with the programmer DC1613A but i don't have any success, i'm following the instruction in the datasheet as the image below but i cant see any message or any...
View ArticleLT4320 - alternative supply
Hi All I don't have this IC so I have a question if LT4320 will work properly when it's powered from half of the rectified supply.Nominal AC voltage is 42V ±30%.See attached LTSpice file.
View ArticleLTC4633 Issue at start up
Goodmorning, we have some problems with this chip: it works properly when it is supplied with a 28V but when we powered it with 9-10V, it doesn't work as expected: before starting it waits for 9...
View Article