SLUAAK2 November   2022 AM625

 

  1.   Abstract
  2.   Trademarks
  3. 1Power Requirements
    1. 1.1 Power on Sequence
    2. 1.2 Power-Off Sequence
  4. 2Schematic
  5. 3Bill of Materials
  6. 4Waveforms
  7. 5Sequencing VDD_CORE and VDDR_CORE Rails
  8. 6Summary
  9. 7References

3 Bill of Materials

The bill of materials for the BOM-optimized discrete power solution is listed in Table 3-1.

Table 3-1 Bill of Materials
Count RefDes Value Description Size Part Number MFR
3 C105, C111, C120 120 pF CAP CERAMIC 120 pF 25 V 10% X7R 0201 GRM033R71E121KA01D MURATA
1 C402 36 pF CAP CERAMIC 36 pF 50 V 2% HI-Q C0G(NP0) 0402 GJM1555C1H360GB01D MURATA
5 C87, C413, C426, C500, C502 0.1 uF CAP CERAMIC 0.1 uF 50 V 10% X7R 0402 GRM155R71H104KE14D MURATA
2 C396, C418 1 uF CAP CERAMIC 1 uF 100 V 10% X7S 0805 GRM21BC72A105KE01L MURATA
1 C407 1 uF CAP CERAMIC 1 uF 16 V 20% X5R 0201 GRM033R61C105ME15D MURATA
3 C91, C98, C104 2.2 uF CAP CERAMIC 2.2 uF 25 V 10% X5R 0402 GRM155R61E225KE11D MURATA
4 C50, C108, C110, C117 4.7 uF CAP CERAMIC 4.7 uF 35 V 20% X5R 0603 GRM188R6YA475ME15D MURATA
3 C320, C400, C414 10 uF CAP CERAMIC 10 uF 35 V 20% X5R 0603 GRM188R6YA106MA73D MURATA
4 C52, C107, C112, C122 22 uF CAP CERAMIC 22 uF 10 V 20% X5R 0603 GRM188R61A226ME15D MURATA
3 C154, C395, C419 47 uF CAP CERAMIC 47 uF 16 V 10% X6S 1210 GRM32EC81C476KE15L MURATA
2 L5, L7 470nH IND CHIP 0.47 uH 4.5 A 20% 0806 DFE201612E-R47M=P2 MURATA
1 L12 4.7uH IND POWER 4.7 uH 11A 20% SMD XAL6060-472MEB COILCRAFT
2 R99, R670 1K RES 1K 1/10W 1% 0402 Std Std
1 R97 10K RES 10K 1/20W 5% 0201 Std Std
1 R454 32.4K RES 32.4K 1/16W 1% 0402 Std Std
2 R129, R150 41.2K RES 41.2K 1/16W 1% 0402 Std Std
1 R467 43.2K RES 43.2K 1/16W 1% 0402 Std Std
10 R127, R132, R133, R136, R137, R142, R144, R151, R453, R455 100K RES 100K 1/10W 1% 0402 Std Std
1 U101 SN74LVC1G32DPWR IC SINGLE 2-INPUT POSITIVE-OR GATE X2SON5 SON-5 SN74LVC1G32DPWR TI
1 U102 SN74LVC1G08DBVRE4 IC SINGLE 2-INPUT POSITIVE AND GATE SOT23-5 SOT-23-5 SN74LVC1G08DBVRE4 TI
1 U27 TPS74518PQWDRVRQ1 IC 1.8 V 500 mA LDO WITH POWER-GOOD WSON6 WSON-6 TPS74518PQWDRVRQ1 TI
1 U14 TPS6282518DMQR IC 2A 1.8 V STEP-DOWN CONVERTER WITH 1% OUTPUT ACCURACY VSON-HR6 VSON-HR-6 TPS6282518DMQR TI
1 U19 TLV7103318QDSERQ1 IC 200 mA 3.3 V/1.8 V LOW IQ LDO REGULATOR WSON6 WSON-6 TLV7103318QDSERQ1 TI
2 U30, U32 TPS62824DMQR IC 1A ADJ STEP-DOWN CONVERTER WITH 1% OUTPUT ACCURACY VSON-HR6 VSON-HR-6 TPS62824DMQR TI
1 U35 TPS62826DMQR IC 3A ADJ STEP-DOWN CONVERTER WITH 1% OUTPUT ACCURACY VSON-HR6 VSON-HR-6 TPS62826DMQR TI
1 U67 LM61460AANQRJRRQ1 IC 6A ADJ AUTO LOW EMI SYNCHRONOUS STEP-DOWN DC-DC CONVERTER VQFN-HR14 VQFN-HR-14 LM61460AANQRJRRQ1 TI