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Texas Instruments (TI) Power management support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search
power management
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Frequent questions
David_Daniels
14 days ago
Power management
Power management forum
[FAQ] TPS53318: [Grounding the ROVP Pin on TPS53318 & TPS53319
Part Number: TPS53318 What is the recommended connection for the ROVP pin?
Peter James Miller
16 days ago
Power management
Power management forum
[FAQ] TPS546D24A: Does the USB-to-GPIO dongle have internal pull-ups? What resistance? To what voltage?
Part Number: TPS546D24A The TI USB-to-GPIO interface dongle does include internal pull-ups to the on-board 3.3V supply voltage. The Pull-up resistor values are selectable with 4 levels, set through the USB Adapter Settings option under the TOOLS menu...
Peter James Miller
16 days ago
Power management
Power management forum
[FAQ] TPS546D24A: What termination voltage can the PMBus / SMBus / I2C bus pins support and what pull-up resistors should be used?
Part Number: TPS546D24A Can the TPS546D24A PMBus / SMBus / I2C port be pulled up to 1.8V? The TPS546D24A's digital interface pins PMB_CLK and PMB_DAT are designed to support SMBus 3.1 1MHz class High-Power digital interface. Per the SMBus 3...
Kadeem Samuel
18 days ago
Power management
Power management forum
[FAQ] TPS53318: Grounding the ROVP Pin on TPS53318 & TPS53319
Part Number: TPS53318 What is the recommended connection for the ROVP pin? Our recommendation is to ground ROVP pin if the ROVP pin not used. Do not float the ROVP pin. What is the issue if you leave ROVP floating? Floating the ROVP pin can cause...
Pablo Acuna
18 days ago
Power management
Power management forum
[FAQ] UCC21520: Parallel resitor between Gate and Source and 0V ground plane
Answered
Part Number: UCC21520 Hi, I have seen a 10kOhm resistor between Gate and Source (see R14 and R12 in the attached fig from tidue55b.pdf), but I cant figure out why the resistor is there. My guess is because measuring purposes without a MOSFET being there. I am using a +15, -5V dual output configuration...
Paul Yeh
23 days ago
Power management
Power management forum
[FAQ] LM25118: Why can't operate when Vin is lower than 4V?
Part Number: LM25118 Hi team, My customer used this device in their system but they need support Vin voltage low to 3.5V. But currently they found when input voltage is lower than 4V, our device will be off. Below is their circuit and please advise...
Yoshiki Ochi
29 days ago
Power management
Power management forum
[FAQ] LM2663: How much ESR and capacitance are recommended for external capacitor?
Part Number: LM2663 Hi team, Could you tell me How much ESR and capacitance (range) are recommended for external capacitor as C1 and C2? I would like to use LM2633 as +2.5V input and -2.5V output converter. Regards, Ochi
WM5295
1 month ago
Power management
Power management forum
[FAQ] BQ77216: How do I reduce the cell count?
Answered
Part Number: BQ77216 When I don't need all 16 cells of the BQ77216, how should I connect the inputs?
Kevin LaRosa
1 month ago
Power management
Power management forum
[FAQ] TPS650864: What to do with unused voltage regulators / rails?
Answered
Part Number: TPS650864 Hello, The TPS650864 has multiple default settings options (orderable part numbers) but it is common that they won't be a perfect match for a given design. What should I do if I don't want to use one of the regulators that is enabled by the OTP sequence in a particular...
Don Dapkus
1 month ago
Power management
Power management forum
[FAQ] UCC5310: Logic input characteristics of UCC53XX family
Answered
Part Number: UCC5310 The UCC53XX family, excluding UCC5304, have "CMOS compatible" inputs. UCC5304 has "TTL compatible inputs." What does this mean? Why doesn't the UCC5390SCDEVM-010, UCC5350, UCC5390ECDWVEVM, UCC5350-Q1, UCC5390, UCC5390-Q1, UCC5320SCEVM-058, UCC5310, UCC5320...
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Latest post
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David_Daniels
Feb 12, 2021 4:50 PM
[FAQ] TPS53318: Grounding the ROVP Pin on TPS53318 & TPS53319
TI thinks resolved
1 Reply
138 Views
Latest post
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David_Daniels
Feb 12, 2021 4:42 PM
[FAQ] TPS53318: [Grounding the ROVP Pin on TPS53318 & TPS53319
Resolved
1 Reply
100 Views
Shafeeq
Feb 27, 2021 1:13 PM
BQ25792: BQ25792
0 Replies
8 Views
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Feb 27, 2021 12:44 PM
TPS61391EVM-058: Effect of loading
Resolved
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Feb 27, 2021 12:31 PM
TPS63070: Efficiency of TPS63070
1 Reply
11 Views
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by
Jasper Li
Feb 27, 2021 12:26 PM
TPS61021A: Need to buy 5K pcs of TPS61021A, any suggestions on where to find?
TI thinks resolved
1 Reply
8 Views
Latest post
by
Jasper Li
Feb 27, 2021 12:07 PM
TPS61390: Pin configuration
TI thinks resolved
1 Reply
13 Views
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by
Ben Adamson
Feb 27, 2021 11:48 AM
BQ76942: Availability in distributors
Resolved
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Shafeeq
Feb 27, 2021 11:06 AM
BQ25792: BQ25792
0 Replies
8 Views
Latest post
by
Yogesh Singhal
Feb 27, 2021 10:50 AM
TPS23731EVM-095: TPS23371 can have 2 ports of POE+DATA?
2 Replies
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by
Vincent Zhang(BSR)
Feb 27, 2021 10:11 AM
TPS40303: BP VDD 5V
TI thinks resolved
3 Replies
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Latest post
by
Vincent Zhang(BSR)
Feb 27, 2021 10:10 AM
TPS546D24A: Power Rail / Enable application order - AVIN/PVIN/VDD5/ENB
1 Reply
21 Views
Latest post
by
Marien Vermeulen1
Feb 27, 2021 9:47 AM
BQ27Z561-R2: Delay from deep sleep to Sleep is 1 second extra
Resolved
9 Replies
58 Views
Latest post
by
user4315302
Feb 27, 2021 9:43 AM
BQ27542-G1: at -10degC low temp storage for more than 1hour,SOC from 100% directly jump to 0%
TI thinks resolved
2 Replies
17 Views
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