All Questions
Tagged with step-up lithium-ion
10
questions
0
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79
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Boost converter output consuming battery - will a blocking diode be of use? [closed]
I'm using a CC/CV boost converter to charge a lithium-ion battery via a USB-C PD circuit.
The issue I am having is the boost converter is consuming power from the battery connected to the output when ...
0
votes
2
answers
438
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Can I charge a 4000 mAh Li-po battery with a single TP4056 module?
I bought a single 4000 mAh lithium-polymer battery and connected a step up converter and TP4056 module.
I am providing a circuit image; the only difference between the image and the actual circuit is ...
2
votes
1
answer
209
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TPS61046 wrong output voltage and high current consumption
I am designing a circuit to control a multiplexed led matrix and for that I am testing two boost circuits. The TPS61046 and the TPS61080.
My idea is that the input voltage is via USB or a Li+ coin ...
0
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0
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271
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How much Amperage can pass through a BMS and DC stepup boost converter?
In my Mini UPS project for my router, I made a little circuit by using a 18650 li-ion battery charger module, a 3.7v /2800mAH li-ion battery, and the DC step-up boost converter. My router requires 9v/...
1
vote
1
answer
94
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simple DCDC Step Up converter mystery
I'm designing a self sustaining guitar that has 6 amplifiers onboard and runs on a li-ion pack.
Power draw is a about 2.5A when on "full power" and I decided to make my own step up converter ...
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2k
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what is maximum Input voltage for 2s bms
I am making UPS for my 12v broadband router. I am planing to use XL6009 boots converter to booter 8.4 volt to 12v. For charging 2s Li-ion battery with 2s BMS i don't have 8.4v charger. Can I use 12V ...
1
vote
1
answer
696
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3.7V Li-Ion battery powered LED step-up/boost driver
Most quality COB LEDs are driven with around 35V. Are there any quality constant current step-up drivers available that allow a 3.7V Li-Ion battery to be used?
Or would I have to use TI's WEBENCH ...
0
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32
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Dedicated li-ion step up drivers
I have a design which will include the optional use case of boosting up to 7V from a li-ion battery.
I can't seem to find any drivers dedicated to li-ion for this? There seem to be a few buck boost ...
0
votes
1
answer
175
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Can I use dc-to-dc converter to step up voltage of 20 3.7V 3Ah lithium-ion batteries connected in parallel?
I want to use this 3.7V 40Ah powerbank to power my e bike's 48V hub motor. So would it be a bad idea to step up 3.7V all the way up to 48V? Would there be a huge Ah loss?
2
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1
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3k
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Creating a Li-on backup for a 12v router
I am building a small battery backup for my router with the 12V 0.5A DC input. Main use is to keep the router powered up during load shedding (aka. power cuts / blackouts ) while my backup generator ...