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LTC4013 won't charge
Li-ion charger modeled after schematic on datasheet page 35. Design specs DCIN 22 - 24VVbat 12.3VMax charge current 20A. How it worksWith the battery at 6.3V, DCIN = 24V/3A from bench supply, Green...
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LT8630 Output Error
Hi Team,I used LT8630 for 28V@0.5A application. but i am getting fluctuating output From 28v to 30v.below i attached our lt8630 implemented design circuit please check confirm and also suggest me what...
View ArticleLT8645SEV vs LT8645SIV
What is the difference between the LT8645SEV and LT8645SIV. I couldn't see any in the datasheet.
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LT8645S Max Current over Voltage Range
The part is a max of 8Amps. I am using it to convert a 40V supply to 37V. Would the max current still be 8Amps in this configuration? Will a 3V drop be workable with this part?
View ArticleLTC3649 how do i control the current overshoot when using current limit...
LTC3649 how do i control the current overshoot when using current limit featuresame problem with LTM8064
View ArticleUsing LT1619 as high voltage flyback converter
Hi,I'd like to use the LT1619 as a flyback converter from 10V to 1200V with Iout<1mA. If Vin is too high, also lower values of Vin are acceptable.I'm looking for an application note or a reference...
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LTC3110 V MID capacitance
The LTC3110 datasheet states the following:"If using a single V SYS capacitor where balancing is not required, a capacitor of at least 100nF must be connected between V MID and PGND." However,...
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LT8630 Output Error
Hi Team,I used LT8630 for 28V@0.5A application. but i am getting fluctuating output From 28v to 30v.below i attached our lt8630 implemented design circuit please check confirm and also suggest me what...
View ArticleLTC4125 strange behaviour
I'm using the LTC4125 power transmitter for a wireless charger in conjuction with LTC4120 device.In attachment you can see the schematic of TX unit.I notice a strange behaviour.With no RX device...
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LTC4020 MOSFET heat issue
Hi, We find LTC4020 heat issue low-side MOSFET during boost mode. Vin~17V and Vout=20.5V @ 8A. We already try to add snubber, changing better Rds (on) MOSFET and reduce switching frequency, but it does...
View Article5V In to 15V, 350mA Out @ 85 deg. C Power Supply Solution
Hello,For a card featuring multiple AD5755-1 and ADAS3022 converter as well as OPAMPs, I'm looking for a 5V In to +15V 350mA Out analog power supply solution (operating temperature up to 85 deg. C, air...
View Articlestart-up time of the LTM8029
What the start-up time of the LTM8029 ? , it's not in the datasheet.Best regerdsStephane Bradfer
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About LT3476 for improve the onset of pulse-skipping behavior
Please tell me the following thing. That 1000 times of condenser is added to the purpose which improves a pulse-skipping behavior in a data seat.If it's more than 1000 times, would a defect form?
View ArticleLTC1760, Smart Battery Selector
Hello,my current design is powered by two smart batteries and an external power source. I need to switch between these sources at runtime. I found the LTC1760 device, that looks like a good choice for...
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ADP1046A Daugter card
Hi, I received the daughter Schematic & gerber file from Analog devices, India.Could you please share the application note / design calculation for the attached ADP1046 daughter card PCB. Because,...
View ArticleLTC4366 -2
Hello everyone. i have a supresor circuit with LTC4366CDDB-2#PBF, it work fine when the overvoltage is about 2 seconds, but when overvoltage pass more that 2 seconds the Ltc4366-2 never restart from...
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CMTI data for LTM8067/ LTM8068
Hi! I am looking to use LTM8067/ LTM8068 to power gate drivers. Can you provide some data on common-mode transient immunity (CMTI) for these micro-module DC-DCs. Thanks.
View ArticleLtm4622ev vout and Vin port impedance under no load control condition
What will be the vout and Vin port impedance when there is no load connected to the regulatorHow to debug if both ports are showing open circuit
View ArticleLTC4015 pre-charge current adjustment
Hi ADI Expert, Customer using LTC4015 and have some problem with below condition: "I found the pre-charge current level will FIX around 100mA while the battery voltage under 8.55V. How could we set as...
View ArticleLT1372 S/S "logic level"
The LT1372 data sheet claims that the S/S pin is "logic level compatible." But what exactly does this mean? I am driving the S/S pin with a 768 kHz square wave from an FPGA at 3.3 V and it's not...
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