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Welcome to Flux

Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More

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What is the effect of resistor R7?
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10
what resistance value should this part have?
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4
What is the effect of this resistor R25?
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11
https://cdn2.flux.ai/flux-comment-files/files/commentFileId-dfd0f2e5e8de7ee8e325...
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2
how to calculate R6 R7 R25 R3
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What effect does resistor R3 have here?
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What function does R5 have?
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Why is the voltage at this node equal to 12.3V with the input voltage being 15V?
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What is the effect of this resistor?
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C3
Capacitance
0.1uF
R26
Resistance
220kΩ
R4
Resistance
1kΩ
R18
Resistance
56kΩ
R7
Resistance
3k3 Ω
R25
Resistance
3k3 Ω
R3
Resistance
3k3 Ω
R6
Resistance
1kΩ
R9
Resistance
39kΩ
R12
Resistance
1kΩ
R2
Resistance
56kΩ
R27
Resistance
56kΩ
R10
Resistance
56kΩ
C4
Capacitance
0.1uF
C1
Capacitance
0.1uF
R5
Resistance
1kΩ
C2
Capacitance
0.1uF
R1
Resistance
39kΩ
R13
Resistance
1kΩ
R11
Resistance
1kΩ
R20
Resistance
1kΩ
R17
Resistance
39kΩ
R21
Resistance
1kΩ
Q3
F2
L6
L8
L4
L2
LO-L10
PowerNet1
Q1
L1
Q8
End of Life
Q7
End of Life
L5
D3-TL431
L11
L7
Q2
Q6
End of Life
Q4
End of Life
D1-TL431
D6-TL431
D2-TL431
L3
D12-LED1
R8
Resistance
4.7 Ω
D13
D4-LED2

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    18650 battery charging circuit

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    Properties

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    Pricing & Availability

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    Qty 1

    Digi-Key

    $5.42–$7.42

    LCSC

    $4.39–$4.44

    Mouser

    $6.08

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