SLUU521A August   2011  – November 2021 TPS53353

 

  1.   Trademarks
  2. 1 Description
    1. 1.1 Typical Application
    2. 1.2 Features
  3. 2 Electrical Performance Specifications
  4. 3 Schematic
  5. 4 Test Setup
    1. 4.1 Test Equipment
    2. 4.2 Recommended Test Setup
  6. 5 Configurations
    1. 5.1 Switching Frequency Selection
    2. 5.2 Soft-Start Selection
    3. 5.3 Mode Selection
    4. 5.4 Enable Selection
  7. 6 Test Procedure
    1. 6.1 Line and Load Regulation and Efficiency Measurement Procedure
    2. 6.2 Control Loop Gain and Phase Measurement Procedure
    3. 6.3 Test Point List
    4. 6.4 Equipment Shutdown
  8. 7 Performance Data and Typical Characteristic Curves
    1. 7.1  Efficiency
    2. 7.2  Load Regulation
    3. 7.3  Load Regulation
    4. 7.4  Enable Turn-On/ Turn-Off
    5. 7.5  Output Ripple
    6. 7.6  Switching Node
    7. 7.7  Output Transient With Auto-Skip Mode
    8. 7.8  Output Transient With FCCM Mode
    9. 7.9  Output 0.75-V Prebias Turn-On
    10. 7.10 Output Overcurrent and Short-Circuit Protection
    11. 7.11 Bode Plot
    12. 7.12 Thermal Image
  9. 8 EVM Assembly Drawing and PCB Layout
  10. 9 Bill of Materials
  11. 10Revision History

9 Bill of Materials

Table 9-1 TPS53353EVM-744 Bill of Materials
QTYREFDESDESCRIPTIONMFR PARTNUMBER
4C1–C4Capacitor, Ceramic, 22 μF, 16 V, X5R, 20%, 1210MURATAGRM32ER61C226KE20L
5C12–C16Capacitor, Ceramic, 100 μF, 6.3 V, X5R, 20%, 1210MURATAGRM32ER60J107ME20L
1C10Capacitor, Ceramic, 2.2 nF, 50 V, X7R, 20%, 0603STDSTD
1C11Capacitor, Ceramic, 0.022 μF, 50V, X7R, 20%, 0603STDSTD
1C19Capacitor, Ceramic, 1000 pF, 50 V, X7R, 20%, 0603STDSTD
2C5, C9Capacitor, Ceramic, 0.1 μF, 50 V, X7R, 20%, 0603STDSTD
1C6Capacitor, Aluminum, 100 μF, 16 VDC, 20%, Code D8PanasonicEEEFP1C101AP
1C7Capacitor, Ceramic, 4.7 μF, 25 V, X5R, 20%, 0805STDSTD
1C8Capacitor, Ceramic, 1 μF, 50 V, X7R, 20%, 0603STDSTD
1L1Inductor, SMT, 0.44 μH, 30 A, 0.0032 Ω, 0.53” x 0.510”PulsePA0513-441NLT
1R1Resistor, Chip, 110 k, 1/16W, 1%, 0603STDSTD
1R11Resistor, Chip, 10, 1/16W, 1%, 0603STDSTD
1R12Resistor, Chip, 10.0 k, 1/16W, 1%, 0603STDSTD
1R13Resistor, Chip, 39.2 k, 1/16W, 1%, 0603STDSTD
1R14Resistor, Chip, 187 k, 1/16W, 1%, 0603STDSTD
1R16Resistor, Chip, 619 k, 1/16W, 1%, 0603STDSTD
1R19Resistor, Chip, 475 k, 1/16W, 1%, 0603STDSTD
1R2Resistor, Chip, 0, 1/16W, 1%, 0603STDSTD
1R20Resistor, Chip, 866 k, 1/16W, 1%, 0603STDSTD
1R21Resistor, Chip, 309 k, 1/16W, 1%, 0603STDSTD
1R22Resistor, Chip, 124 k, 1/16W, 1%, 0603STDSTD
2R3, R17Resistor, Chip, 200 k, 1/16W, 1%, 0603STDSTD
3R5, R9, R15Resistor, Chip, 100 k, 1/16W, 5%, 0603STDSTD
1R4Resistor, Chip, 1.00 k, 1/16W, 1%, 0603STDSTD
1R6Resistor, Chip, 2.05, 1/16W, 1%, 0603STDSTD
2R7, R10Resistor, Chip, 14.7 k, 1/16W, 1%, 0603STDSTD
1R8Resistor, Chip, 3.01, 1/16W, 1%, 0805STDSTD
1U1IC, 20-A synchronous buck converter with integrated MOSFETs, DQP-22TITPS53353DQP