SLUUCD2A november   2020  – august 2023 TPS23731

 

  1.   1
  2.   TPS23731EVM-095 Evaluation Module
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Features
    2. 1.2 Applications
  5. 2Electrical Specifications
  6. 3Description
  7. 4General Configuration and Description
    1. 4.1 Physical Access
  8. 5TPS23731EVM-095 Performance Data
    1. 5.1 Startup Response
    2. 5.2 Transient Response
    3. 5.3 Efficiency
    4. 5.4 Load Regulation
    5. 5.5 Hiccup Performance During an Output Short and Recovery
    6. 5.6 Bode Plots
  9. 6EVM Assembly Drawings and Layout Guidelines
    1. 6.1 PCB Drawings
    2. 6.2 Layout Guidelines
    3. 6.3 EMI Containment
  10. 7Schematic
  11. 8Bill of Materials
  12. 9Revision History

8 Bill of Materials

Table 8-1 lists the TPS23731EVM-095 Bill of Materials (BOM).

Table 8-1 TPS23731EVM-095 Bill of Materials
Designator QTY Value Description Package Reference Part Number Manufacturer Alternate Part Number Alternate Manufacturer
!PCB1 1 Printed Circuit Board PSIL095 Any
C1, C6 2 1000 pF CAP, CERM, 1000 pF, 2000 V, +/- 10%, X7R, 1812 1812 GR443QR73D102KW01L MuRata
C2, C3, C4, C5 4 0.01uF CAP, CERM, 0.01 uF, 100 V, +/- 10%, X7R, 0603 0603 GRM188R72A103KA01D MuRata
C7, C8, C9, C23 4 1000 pF CAP, CERM, 1000 pF, 100 V, +/- 10%, X7R, 0603 0603 C1608X7R2A102K080AA TDK
C12 1 33uF CAP, AL, 33 uF, 63 V, +/- 20%, 0.65 ohm, AEC-Q200 Grade 2, SMD SMT Radial F EEE-FK1J330P Panasonic
C13, C14 2 2.2uF CAP, CERM, 2.2 uF, 100 V, +/- 10%, X7R, 1210 1210 GRM32ER72A225KA35L MuRata
C15, C30, C43 3 0.1uF CAP, CERM, 0.1 uF, 100 V, +/- 10%, X7R, 0805 0805 C2012X7R2A104K125AA TDK
C16 1 330uF CAP, Aluminum Polymer, 330 uF, 10 V, +/- 20%, 0.017 ohm, 8x10 SMD 8x10 10SVP330M Panasonic
C18, C19, C20, C21 4 100uF CAP, CERM, 100 uF, 16 V, +/- 20%, X5R, 1210 1210 C1210C107M4PAC7800 Kemet
C22 1 1uF CAP, CERM, 1 uF, 35 V, +/- 10%, X7R, AEC-Q200 Grade 0, 0603 0603 GMK107AB7105KAHT Taiyo Yuden
C28 1 2200 pF CAP, CERM, 2200 pF, 2000 V, +/- 10%, X7R, 1812 1812 C4532X7R3D222K130KA TDK
C33 1 0.047uF CAP, CERM, 0.047 uF, 16 V, +/- 10%, X7R, 0603 0603 GRM188R71C473KA01D MuRata
C35 1 0.015uF CAP, CERM, 0.015 uF, 50 V, +/- 10%, X7R, AEC-Q200 Grade 1, 0603 0603 C1608X7R1H153K080AA TDK
C36 1 220 pF CAP, CERM, 220 pF, 50 V, +/- 10%, X7R, 0603 0603 GRM188R71H221KA01D MuRata
C37 1 1uF CAP, CERM, 1 µF, 25 V,+/- 10%, X7R, 0603 0603 GRJ188R71E105KE11D MuRata
C38, C41 2 0.1uF CAP, CERM, 0.1 uF, 25 V, +/- 5%, X7R, 0603 0603 C0603C104J3RACTU Kemet
C39 1 2200 pF CAP, CERM, 2200 pF, 50 V, +/- 10%, X7R, 0603 0603 C0603C222K5RAC Kemet
C40 1 3.3uF CAP, CERM, 3.3 uF, 25 V, +/- 10%, X7R, 1206 1206 GRM31CR71E335KA88L MuRata
C42, C44 2 1000 pF CAP, CERM, 1000 pF, 50 V, +/- 10%, X7R, 0603 0603 GRM188R71H102KA01D MuRata
D1, D2, D3, D4, D11, D13, D14, D15, D16 9 100 V Diode, Schottky, 100 V, 2 A, SMB SMB B2100-13-F Diodes Inc.
D7 1 200 V Diode, Ultrafast, 200 V, 1 A, SMA SMA ES1D-13-F Diodes Inc.
D8, D9, D17 3 100 V Diode, Switching, 100 V, 0.2 A, SOD-123 SOD-123 MMSD4148T1G ON Semiconductor
D12 1 58 V Diode, TVS, Uni, 58 V, SMA SMA SMAJ58A-13-F Diodes Inc.
D18, D19 2 12 V Diode, Zener, 12 V, 500 mW, SOD-123 SOD-123 MMSZ5242B-7-F Diodes Inc.
D21, D22, D23 3 Yellow LED, Yellow, SMD LED_0603 150060YS75000 Wurth Elektronik
FID1, FID2, FID3, FID4, FID5, FID6 6 Fiducial mark. There is nothing to buy or mount. N/A N/A N/A
H1, H2, H3, H4 4 Bumpon, Hemisphere, 0.44 X 0.20, Clear Transparent Bumpon SJ-5303 (CLEAR) 3M
J1, J2 2 RJ45, No LED, tab up, R/A, TH 16.26x14.54x15.75 1-406541-1 TE Connectivity
J3, J4 2 Terminal Block, 3.5mm Pitch, 2x1, TH 7.0x8.2x6.5mm ED555/2DS On-Shore Technology
J6, J7, J14 3 Header, 100mil, 3x1, Tin, TH Header, 3x1, 100mil, TH 5-146278-3 TE Connectivity
J11, J18 2 Header, 100mil, 2x1, Tin, TH Header, 2x1, 100mil, TH 5-146278-2 TE Connectivity
J15 1 Header, 100mil, 2x1, Gold, TH 2x1 Header TSW-102-07-G-S Samtec
L1, L5, L6, L8 4 300 ohm Ferrite Bead, 300 ohm @ 100 MHz, 2 A, 0603 0603 742792641 Wurth Elektronik
L3 1 3.3uH Inductor, Shielded Drum Core, Ferrite, 3.3 uH, 1.8 A, 0.055 ohm, SMD WE-TPC-M1 744042003 Wurth Elektronik
Q2 1 150 V MOSFET, N-CH, 150 V, 4.6 A, PQFN08A PQFN08A FDMS86252 Fairchild Semiconductor
Q10 1 30 V MOSFET, N-CH, 30 V, 19 A, DNH0008A (VSONP-8) DNH0008A CSD17577Q3A Texas Instruments
R1, R2, R3, R4, R5, R6, R7, R8 8 75.0 RES, 75.0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060375R0FKEA Vishay-Dale
R9 1 100k RES, 100 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603100KFKEA Vishay-Dale
R10 1 4.42k RES, 4.42 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06034K42FKEA Vishay-Dale
R13 1 39k RES, 39 k, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 1206 CRCW120639K0JNEA Vishay-Dale
R14 1 4.7 RES, 4.7, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06034R70JNEA Vishay-Dale
R16 1 3.90 RES, 3.90, 1%, 0.125 W, AEC-Q200 Grade 0, 0805 0805 ERJ-6RQF3R9V Panasonic
R18 1 0.1 RES, 0.1, 1%, 0.5 W, 2010 2010 ERJ-L1DKF10CU Panasonic
R19 1 1.00k RES, 1.00 k, 1%, 0.1 W, 0603 0603 RC0603FR-071KL Yageo
R24 1 49.9k RES, 49.9 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060349K9FKEA Vishay-Dale
R27 1 31.6 RES, 31.6, 1%, 0.125 W, AEC-Q200 Grade 0, 0805 0805 CRCW080531R6FKEA Vishay-Dale
R28 1 25.5k RES, 25.5 k, 1%, 0.1 W, 0603 0603 RC0603FR-0725K5L Yageo
R30, R55, R56, R57, R58 5 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 ERJ-3GEY0R00V Panasonic
R31 1 10.0 RES, 10.0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310R0FKEA Vishay-Dale
R32 1 110k RES, 110 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603110KFKEA Vishay-Dale
R33 1 10.0k RES, 10.0 k, 1%, 0.1 W, 0603 0603 RC0603FR-0710KL Yageo
R34 1 49.9 RES, 49.9, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060349R9FKEA Vishay-Dale
R35 1 24.9k RES, 24.9 k, 1%, 0.1 W, 0603 0603 RC0603FR-0724K9L Yageo
R36, R48, R59, R60, R61 5 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310K0FKEA Vishay-Dale
R37 1 39.0k RES, 39.0 k, 1%, 0.1 W, 0603 0603 RC0603FR-0739KL Yageo
R38 1 4.22k RES, 4.22 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06034K22FKEA Vishay-Dale
R40 1 237k RES, 237 k, 1%, 0.1 W, 0603 0603 RC0603FR-07237KL Yageo
R41 1 3.3k RES, 3.3 k, 5%, 0.125 W, AEC-Q200 Grade 0, 0805 0805 CRCW08053K30JNEA Vishay-Dale
R42 1 60.4k RES, 60.4 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060360K4FKEA Vishay-Dale
R43 1 51 RES, 51, 5%, 0.25 W, AEC-Q200 Grade 0, 1206 1206 CRCW120651R0JNEA Vishay-Dale
R47 1 499k RES, 499 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603499KFKEA Vishay-Dale
R69 1 10 RES, 10, 5%, 0.75 W, AEC-Q200 Grade 0, 2010 2010 CRCW201010R0JNEF Vishay-Dale
SH-J1, SH-J2, SH-J3, SH-J4, SH-J5, SH-J6 6 Shunt, 2.54mm, Gold, Black Shunt, 2.54mm, Black 60900213421 Wurth Elektronik
T1 1 350uH Transformer, PoE+, SMT Transformer, SOIC-24 Wide 749022016 Wurth Elektronik
T2 1 Flyback transformer for PoE applications SMD10 LDT1038-50R LinkCom

750320321

Wurth Elektronik
TP1, TP6, TP12, TP18, TP43, TP45 6 Test Point, Miniature, Red, TH Red Miniature Testpoint 5000 Keystone
TP2, TP7, TP8, TP14, TP30, TP37, TP38, TP44 8 Test Point, Miniature, Black, TH Black Miniature Testpoint 5001 Keystone
TP3, TP5, TP9, TP10, TP15, TP16, TP17, TP19, TP20, TP22, TP23, TP24, TP25, TP26, TP27, TP32 16 Test Point, Miniature, White, TH White Miniature Testpoint 5002 Keystone
TP4, TP11, TP13, TP21, TP28, TP29, TP33, TP34, TP39, TP40, TP42 11 Test Point, Miniature, Orange, TH Orange Miniature Testpoint 5003 Keystone
U1 1 IEEE 802.3bt Type 3 Class 1-4 PoE PD with No-Opto Flyback DC-DC Controller VQFN45 TPS23731RMT Texas Instruments
U2, U3 2 Optocoupler, 5 kV, 300-600% CTR, SMT DIP-4L Gullwing FOD817DS Fairchild Semiconductor
C10 0 680 pF CAP, CERM, 680 pF, 50 V, +/- 10%, X7R, 0603 0603 GRM188R71H681KA01D MuRata
C11 0 2200 pF CAP, CERM, 2200 pF, 2000 V, +/- 10%, X7R, 1812 1812 C4532X7R3D222K130KA TDK
C17 0 220uF CAP, Tantalum Polymer, 220 uF, 10 V, +/- 20%, 0.025 ohm, 7343-30 SMD 7343-30 10TPE220ML Panasonic
C24, C25, C27, C29, C31 0 330 pF CAP, CERM, 330 pF, 50 V, +/- 5%, C0G/NP0, 0603 0603 GRM1885C1H331JA01D MuRata
C34 0 56 pF CAP, CERM, 56 pF, 50 V, +/- 1%, C0G/NP0, 0603 0603 06035A560FAT2A AVX
C45 0 0.1uF CAP, CERM, 0.1 uF, 100 V, +/- 10%, X7R, 0805 0805 C2012X7R2A104K125AA TDK
D5, D6 0 100 V Diode, Switching, 100 V, 0.2 A, SOD-123 SOD-123 MMSD4148T1G ON Semiconductor
D20 0 24 V Diode, Zener, 24 V, 3 W, SMA SMA 3SMAJ5934B-TP Micro Commercial Components
D25 0 100 V Diode, Schottky, 100 V, 3 A, SMC SMC B3100-13-F Diodes Inc.
J17 0 Header, 100mil, 2x1, Tin, TH Header, 2x1, 100mil, TH 5-146278-2 TE Connectivity
L2, L7 0 250uH Coupled inductor, 250 uH, A, 0.035 ohm, SMD 8.7x10mm 744272251 Wurth Elektronik
L4 0 150nH Inductor, Shielded Drum Core, Ferrite, 150 nH, 30 A, 0.000235 ohm, SMD 7x5x7mm 744302015 Wurth Elektronik
Q1 0 40 V Transistor, PNP, 40 V, 0.2 A, SOT-23 SOT-23 MMBT3906-7-F Diodes Inc.
Q3 0 40 V MOSFET, N-CH, 40 V, 15 A, DQJ0008A (VSONP-8) DQJ0008A CSD18504Q5A Texas Instruments
Q4, Q5, Q6, Q7 0 100 V MOSFET, N-CH, 100 V, 4.5 A, DQK0006C (WSON-6) DQK0006C CSD19538Q2 Texas Instruments
R11 0 4.7 RES, 4.7, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06034R70JNEA Vishay-Dale
R12 0 4.99k RES, 4.99 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06034K99FKEA Vishay-Dale
R15, R17, R20, R21 0 1.00Meg RES, 1.00 M, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06031M00FKEA Vishay-Dale
R22, R25, R26, R29 0 232k RES, 232 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603232KFKEA Vishay-Dale
R64, R65 0 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060310K0FKEA Vishay-Dale
R68 0 750k RES, 750 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW0603750KJNEA Vishay-Dale