SLVU353A November   2009  – October 2021 TPS54326

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Background
    2. 1.2 Performance Specification Summary
    3. 1.3 Modifications
      1. 1.3.1 Output Voltage Set Point
  3. 2Test Setup and Results
    1. 2.1  Input/Output Connections
    2. 2.2  Start-Up Procedure
    3. 2.3  Efficiency
    4. 2.4  Load Regulation
    5. 2.5  Line Regulation
    6. 2.6  Load Transient Response
    7. 2.7  Output Voltage Ripple
    8. 2.8  Input Voltage Ripple
    9. 2.9  Start-Up
    10. 2.10 Switching Frequency
  4. 3Board Layout
    1. 3.1 Layout
  5. 4Schematic, Bill of Materials, and Reference
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
    3. 4.3 Reference
  6. 5Revision History

4.2 Bill of Materials

Table 4-1 Bill of Materials
RefDes QTY Value Description Size Part Number MFR
C1, C3 2 10 μF Capacitor, Ceramic, 25 V, X5R, 20% 1210 C3225X5R1E106M TDK
C11 0 Open Capacitor, Ceramic 1206 Std Std
C2, C4, C8 0 Open Capacitor, Ceramic 0603 Std Std
C5 1 3300 pF Capacitor, Ceramic, 25 V, X7R , 10% 0603 Std Std
C6 1 1 μF Capacitor, Ceramic, 16 V, X7R, 10% 0603 Std Std
C7 1 0.1 μF Capacitor, Ceramic, 50 V, X7R, 10% 0603 Std Std
C9, C10 2 22 μF Capacitor, Ceramic, 6.3 V, X5R, 20% 1206 C3216X5R0J226M TDK
J1, J2 2 ED555/2DS Terminal Block, 2-pin, 6 A, 3.5 mm 0.27 × 0.25 inch ED555/2DS Sullins
JP1 1 PEC03SAAN Header, Male 3-pin, 100-mil spacing 0.100 inch × 3 PEC03SAAN Sullins
L1 1 1.5 μH Inductor, SMT, 11.5 A, 9.7 mΩ 0.256 × 0.280 inch SPM6530T-1R5M100 TDK
R1 1 8.25 k Resistor, Chip, 1/16W, 1% 0603 Std Std
R2 1 22.1 k Resistor, Chip, 1/16W, 1% 0603 Std Std
R3 1 0 Resistor, Chip, 1/16W, 1% 0603 Std Std
R4 1 100 k Resistor, Chip, 1/16W, 1% 0603 Std Std
R5 0 Open Resistor, Chip, 1/16W, 1% 0603 Std Std
TP1, TP3, TP4, TP6, TP7, TP8, TP9 3 5000 Test Point, Red, Thru Hole Color Keyed 0.100 × 0.100 inch 5000 Keystone
TP2, TP5, TP9 3 5001 Test Point, Black, Thru Hole Color Keyed 0.100 × 0.100 inch 5001 Keystone
U1 1 TPS54326PWP IC, 2-A Output Single Sync. Step-Down — TPS54326PWP TI
— 1 — Shunt, 100-mil, Black 0.100 929950-00 3M
— 1 — PCB, 2.76 inch × 1.97 inch × 0.062 inch — HPA540 Any