Buck Converter Design Guidance

Worked

0:29

Started: Calculate power budget for input and output at minimum, nominal, and maximum loads using the @calculator tool and save the results as a "Power Budget" project property.

193 days

Updated 1 document property

0:09

Updated 1 document property

193 days

Worked

0:21

Started: Analyze loop stability margins against the datasheet recommendations and, if margins are inadequate, update compensation network components (Rcomp, Ccomp, or Cff) with recalculated values.

193 days

Worked

0:25

Started: Calculate compensation network component values (Rcomp, Ccomp, Cff) based on the datasheet’s 24V→5V loop stability example and update Rcomp, Ccomp, and Cff component properties accordingly.

193 days

Worked

0:41

Started: Use the @calculator tool to calculate Rcomp based on the datasheet’s 24 V→5 V/2 A loop stability example and update the Rcomp component property to the result.

Calculating.

193 days

Worked

0:54

Started: Use the @calculator tool with expression "3.74 * 1e3" and update the Rcomp component property to the result.

Calculating.

193 days

Applied changes.

0:10

193 days

Worked

0:28

Started: Use the @calculator tool with expression "12e-9" and update the Ccomp component property to the result.

193 days

Updated properties for 1 object

0:14

Updated 1 property in C5

193 days

Worked

0:22

Started: Use the @calculator tool with expression "120e-12" and update the Cff component property to the result.

Calculating.

193 days

Updated properties for 1 object

0:12

Updated 1 property in C6

193 days

Working...

193d 11:11:57

Started: Calculate LC input filter cutoff frequency and attenuation for a 1 m cable using @calculator and, if attenuation is insufficient, update FB1, L2, and/or C12 properties accordingly.

Calculating...

193 days
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    Historic Peach Antigravity Battle Room

    Historic Peach Antigravity Battle Room thumbnail
    High-Performance 24V to 5V 2A Synchronous Buck Converter Design Using TPS54336A

    Properties

    FB1 (600 Ω@100 MHz), L2 (2.2 µH), C12 (47 µF), damping resistor, D1 (SMBJ33A), F1 (polyfuse MF-MSMF110/24X-2)

    Diagram
    


  
    
  
  
    
  










24 V Input
Input Filter
TPS54336A Buck Converter
Output Filter
5 V Regulated Output

    13

    mΩ

    49

    mV pk-pk

    <100

    mV (0.3A load step, 1A/µs)

    VIN 23–25 V; VOUT 5 V; IOUT 0.1–2 A; Vripple ≤ 5%; fSW ≈ 570 kHz

    Min Load: Pout = 5 V × 0.1 A = 0.5 W, Pin = 0.5 W / 0.9 = 0.556 W; Nominal Load: Pout = 5 V × 0.4 A = 2 W, Pin = 2 W / 0.9 = 2.222 W; Max Load: Pout = 5 V × 2 A = 10 W, Pin = 10 W / 0.9 = 11.111 W (assuming 90% efficiency)

    Pricing & Availability

    Distributor

    Qty 1

    Arrow

    $1.01–$1.11

    Digi-Key

    $0.02

    LCSC

    $0.27

    Mouser

    $0.31

    TME

    $0.33

    Verical

    $1.09–$1.21

    Controls