SLUUAY7B May   2014  – August 2021 TPS544B20 , TPS544C20

 

  1. 1 Description
    1. 1.1 Typical Applications
    2. 1.2 Features
  2. 2 Electrical Performance Specifications
  3. 3 Schematic
  4. 4 Test Setup
    1. 4.1 Test and Configuration Software
      1. 4.1.1 Description
      2. 4.1.2 Features
    2. 4.2 Test Equipment
    3. 4.3 The PWR-634EVM
    4. 4.4 Test Set up and USB Interface Adapter
    5. 4.5 List of Test Points
  5. 5 EVM Configuration Using the Fusion GUI
    1. 5.1 Configuration Procedure
  6. 6 Test Procedure
    1. 6.1 Line/Load Regulation and Efficiency Measurement Procedure
    2. 6.2 Efficiency
    3. 6.3 Equipment Shutdown
  7. 7 Performance Data and Typical Characteristic Curves
    1. 7.1 Efficiency
    2. 7.2 Load Regulation
    3. 7.3 Transient Response
    4. 7.4 Output Ripple
  8. 8 Screen Shots
    1. 8.1 Fusion GUI Screen Shots
  9. 9 EVM Assembly Drawing and PCB Layout
  10. 10List of Materials
  11. 11Revision History

10 List of Materials

Table 10-1 lists the EVM components list according to Figure 3-1.

Note:

The TPS544C20 version is used for this example.

Table 10-1 PWR091 List of Materials
DESQTYDESCRIPTIONPART NUMBERMANUFACTURER
C2, C17, C213Capacitor, ceramic, 1000 pF, 50 V, ±10%, X7R, 0402C1005X7R1H102KTDK
C41Capacitor, ceramic, 0.01 µF, 25 V, ±10%, X7R, 0402C1005X7R1E103KTDK
C51Capacitor, ceramic, 4.7 µF, 16 V, ±10%, X5R, 0603GRM188R61C475KAAJMuRata
C61Capacitor, ceramic, 4.7 µF, 10 V, ±20%, X5R, 0402GRM155R61A475MMuRata
C71Capacitor, ceramic, 0.1 µF, 10 V, ±10%, X5R, 0402GRM155R61A104KA01DMuRata
C8, C162Capacitor, ceramic, 0.1 µF, 25 V, ±5%, X7R, 0603C0603C104J3RACTUKemet
C9, C102Capacitor, TA, 560uF, 2 V, +/-10%, 0.005 Ω, SMD2TPLF560M5Sanyo
C12, C13, C14, C154Capacitor, ceramic, 10 µF, 25 V, ±10%, X7R, 1206GRM31CR71E106KA12LMuRata
C18, C19, C24, C254Capacitor, ceramic, 47 µF, 6.3 V, ±20%, X5R, 0805JMK212BJ476MG-TTaiyo Yuden
C22, C262Capacitor, ceramic, 1 µF, 25 V, ±10%, X5R, 0402C1005X5R1E105K050BCTDK
C231Capacitor, aluminum, 470 µF, 16 V, ±20%, Ω, SMDEMVA160ADA471MHA0GNippon Chemi-Con
C1, C30Capacitor, ceramic, 0.01 µF, 25 V, ±10%, X7R, 0402C1005X7R1E103KTDK
C110Capacitor, ceramic, 1000 pF, 50 V, ±10%, X7R, 0402C1005X7R1H102KTDK
C201Capacitor, ceramic, 120 pF, 50 V, ±5%, C0G/NP0, 0402C1005C0G1H121JTDK
C270Capacitor, ceramic, 1000 pF, 50 V, ±10%, X7R, 0402C1005X7R1H102KTDK
C281Capacitor, ceramic, 33 pF, 50 V, ±10%, C0G, 0402C1005X7R1H330KTDK
FID1, FID2, FID30Fiducial mark. There is nothing to buy or mount.N/AN/A
H1, H2, H3, H44Bumpon, hemisphere, 0.44 × 0.20, clearSJ-5303 (CLEAR)3M
J11Header (shrouded), 100 mil, 5 × 2, gold, TH5103308-1TE Connectivity
J2, J3, J43Terminal block 5.08 mm vert 2 posED120/2DSOn-Shore Technology
L11Inductor, Shielded, Composite, 400 nH, 36.8A, 0.0004 Ω, SMDXAL1060-401MEBCoilcraft
LBL11Thermal transfer printable labels, 0.650" W x 0.200" H - 10,000 per rollTHT-14-423-10Brady
!PCB1Printed circuit boardPWR634Any
Q11Transistor, NPN, 40 V, 0.2 A, SOT-23MMBT3904Fairchild Semiconductor
R1, R172Resistor, 100 kΩ, 1%, 0.063 W, 0402CRCW0402100KFKEDVishay-Dale
R3, R10, R143Resistor, 0 Ω, 5%, 0.063 W, 0402CRCW04020000Z0EDVishay-Dale
R61Resistor, 20.0 kΩ, 1%, 0.063 W, 0402CRCW040220K0FKEDVishay-Dale
R13, R15, R183Resistor, 49.9 Ω, 1%, 0.063 W, 0402CRCW040249R9FKEDVishay-Dale
R91Resistor, 30.1 kΩ, 1%, 0.063 W, 0402CRCW040230K1FKEDVishay-Dale
R2, R40Resistor, 20.0 kΩ, 1%, 0.063 W, 0402CRCW040220K0FKEDVishay-Dale
R50Resistor, 0 Ω, 5%, 0.063 W, 0402CRCW04020000Z0EDVishay-Dale
R160Resistor, 1.0 Ω, 5%, 0.25 W, 1206CRCW12061R00JNEAVishay-Dale
R8, R11, R123Resistor, 38.3 kΩ, 1%, 0.063 W, 0402CRCW040238K3FKEDVishay-Dale
TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8, TP1211Test point, miniature, red, TH5000Keystone
TP9, TP10, TP113Test point, miniature, black, TH5001Keystone
U11TPS544C20 18-V, 30-A PMBus Synchronous Buck Converters, RVF0040ATPS544C20RVFTexas Instruments