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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
15 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
17 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
17 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
19 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
19 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
24 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
30 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
by
David_Daniels
Feb 12, 2021 4:50 PM
[FAQ] TPS53318: Grounding the ROVP Pin on TPS53318 & TPS53319
TI thinks resolved
1 Reply
145 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
107 Views
Kazuya Nakai59
Feb 28, 2021 1:03 PM
LMR43620-Q1: When is LMR43620-Q1 RTM timing?
0 Replies
0 Views
Latest post
by
Mochi
Feb 28, 2021 12:57 PM
TPS61170: Internal Error amp transfer function
3 Replies
24 Views
user5848839
Feb 28, 2021 12:15 PM
TPS40077: can't output 15V
0 Replies
6 Views
Latest post
by
Victor Yu
Feb 28, 2021 11:21 AM
LM5006: Stress voltage calculation for internal/external mosfet for multi-output fly-buck application
1 Reply
26 Views
Chris Meng
Feb 28, 2021 9:46 AM
TPS65653-Q1: Question about the ripple measurement in app note SLVAEO0
0 Replies
8 Views
Latest post
by
Rohan Patwardhan1
Feb 28, 2021 7:25 AM
BQ76940: BOOT up of AFE
Resolved
4 Replies
33 Views
Latest post
by
Dylan You
Feb 28, 2021 7:22 AM
TPS7A90: No proper output voltage
TI thinks resolved
4 Replies
35 Views
Latest post
by
Rohan Patwardhan1
Feb 28, 2021 7:21 AM
BQ76940: Loading of VC5X and VC10X Pins
4 Replies
36 Views
Latest post
by
Kai Lai
Feb 28, 2021 6:55 AM
CSD25310Q2: Does CSD25310Q2 been qualified to AEC-Q100/101/200?
Resolved
2 Replies
33 Views
Latest post
by
Statham Su
Feb 28, 2021 6:37 AM
BQ40Z50-R1: Battery status read results always 0x00E7 by using STM32, and 0x00E0 by using EV2300
4 Replies
67 Views
Latest post
by
Victor Yu
Feb 28, 2021 2:59 AM
LMR14030SEVM: Part Number On which query is LMR14030SQDPRRQ1
TI thinks resolved
4 Replies
36 Views
Amir Eshraghi
Feb 28, 2021 2:41 AM
LMR14010A: Looking for ultra low regulator
0 Replies
12 Views
Latest post
by
Vincent Zhang(BSR)
Feb 28, 2021 2:20 AM
TPS62130: Implementation of TI reference design does not work with 4.73V input to create a 4V output. Everything checks out but still doesn't work
10 Replies
95 Views
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