SM72442: High voltage version of SM3320 MPPT Charge controller reference design?
Part Number: SM72442Where can I find the High voltage version of the SM3320 Charge Controller? I believe that the document which I got from the TI website is for Low voltage version since the input and...
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LM66100: optimizing current consumption
Part Number: LM66100We have a circuit with 2x LM66100. The current trough inactive IC is 22uA @R3=100k – because of R3. This is to much for our application.How can this current be completely...
View Articlee-Fuse & Hots Swap Controllers - Power Supply protection for 6-100Vdc Input
Hi,Is there any e-Fuse & Hot swap controllers available in TI to support the below requirements, 1. Allowable input Voltage range : 6-110Vdc2. Protection against voltages over 110Vdc & below...
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BQ34Z100-G1: The FCC change
Part Number: BQ34Z100-G1Dear All: T he battery was fully charged at room temperature (with a full charge of 28AH), and then placed in a low-temperature environment and stood still (-10℃) for 12h.I did...
View ArticleUCC28702: UCC28702
Part Number: UCC28702Hi Eric,We redesigned our transformer and the basic functionality of circuit is working fine.We tested entire input range from 85 to 305V AC and current from 250mA to 1A and is...
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BQ40Z80: bq40z80
Part Number: BQ40Z80Hello!I'vback to work with my 40z80 doard and, according to this thread, have a new problem - phisically fail in SC situation.Looks like the DSG gate driver dont have though power...
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TPS61021EVM-723: Jittering and instability when output is plugged in MCU...
Part Number: TPS61021EVM-723Hi everyone,I'm currently working on a design with this chip. The input is 3.3V and the output is typically 50mA (current driven in MCU). SuperCap is also plugged in the...
View ArticleTPS63060: Reducing Inrush current
Part Number: TPS63060Dear Support team,I could find approx 2.2A inrush current at start up in Figure 27 and 28 of datasheet. The inrush current is limited by Typ2.25A defined as average inductance...
View ArticleTPS65216: Layout review
Part Number: TPS65216Hi Team,I need assistance on a layout review.I will send the file in a separate email.Regards,Fabio
View ArticleTPS50601A-SP: Thermal pad plating and gold removal recommendation
Part Number: TPS50601A-SPWe are using 5962R1022102VSC (TPS50601A-SP) converter and also 5962R1222403VXC (TPS7A4501-SP) LDO. We intend to solder the heat spreader to the PCBs and would like to know...
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TPS544C25: Non-Monotonic Startup
Part Number: TPS544C25I am using the TPS544C25 to regulate a 3.3V output. The chip works fine and can regulate and load step, the only issue is that during startup, there is a small peak as the...
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TPS2546: Mode Change from Divider1 to Divider2 (DCP_AUTO)
Part Number: TPS2546We are using this USB Charge Port Controller to manage a USB type A receptacle. The ILIM_HI setting is 1.2A for a 1A DCP.We wish to support portable devices that look for Apple...
View ArticleUCC2800-Q1: Is there a way to limit the maximum duty cycle limit?
Part Number: UCC2800-Q1Hi HVC team,Question above. The max duty cycle is 100%, is it possible to limit to 80% (for example)?Thanks,Lauren
View ArticleTPS63036: Output accuracy
Part Number: TPS63036HI TI Team:I can see in the specification, that the output with PS/SYNC = GND can be +6% or -3% if IOUT < 5 mA .If I understand ok, the accuraccy of the output would be better...
View ArticleTPS60150: TPS60150
Part Number: TPS60150Hello! I am wondering, is it okay to wire VN and EN in parallel? I am trying to boost a battery to 5V DC, and from what I can see in the datasheet, EN is supposed to gain a high...
View ArticleTPS61022: Can Vout pin tolerate 5V when VIN and EN are at 0V
Part Number: TPS61022I am designing a circuit that has two power sources that go through regulators with outputs that will be tied together.Regulator A: Boost (3-5 Vin to 5.2 Vout) using the...
View ArticleTPS92830-Q1: Constant Current analog dimming for a 40mA-1.5A range?
Part Number: TPS92830-Q1Hello Team,I see the TPS92830-Q1 support the analog dimming functionality but i see that is recommended for binning correction and thermal protection in the datasheet. I was...
View ArticleLM5170EVM-BIDIR: EvKit dead on arrival
Part Number: LM5170EVM-BIDIRHi,I ordered the EvKit a few weeks back and just got to hooking it up. After setting up the jumpers for my mode (buck only, using the onboard voltage loop) and applying 48v,...
View ArticleBQ40Z50-R2: Purpose of the VIMA function
Part Number: BQ40Z50-R2Hi,I'm interested in the thinking behind the VIMA function. I have spent a great deal of time cycling and tweaking a LiFePO4 pack I am working on, including fine tuning a range...
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LM3488: LM3488-output/input voltage in TINA-TI
Part Number: LM3488Hi,i'm trying to obtain an output voltage at the output of LM3488 of 100V by changing the feedback resistor to 368.315kOhm: from the picture i'm obtaining an output of 80V, something...
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