SLVUBN2 May   2022 TPS62088A , TPS62089A

 

  1. 1Introduction
    1. 1.1 Performance Specification
    2. 1.2 Modifications
      1. 1.2.1 Fixed Output Voltage Operation
      2. 1.2.2 Input and Output Capacitors
  2. 2Setup
    1. 2.1 Input and Output Connector Descriptions
    2. 2.2 Setup
  3. 3Board Layout
  4. 4Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Bill of Materials

4.2 Bill of Materials

Table 4-1 and Table 4-2 list the BOM for TPS62088A and TPS62089A, respectively.

Table 4-1 TPS62088AEVM-187 Bill of Materials
Designator QTY Value Description Package Reference Part Number Manufacturer
C1 1 4.7 µF CAP, CERM, 4.7 µF, 6.3 V, ±10%, X7R, 0603 0603 JMK107BB7475MA-T Taiyo Yuden
C2, C3 2 10 µF CAP, CERM, 10 µF, 10 V, ±20%, X7R, 0603 0603 GRM188Z71A106MA73D Murata
C4 1 120 pF CAP, CERM, 120 pF, 50 V, ±5%, C0G/NP0, 0603 0603 Std Std
C5 1 100 µF CAP, CERM, 100 µF, 6.3 V, ±20%, X5R, 1210 1210 GRM32ER60J107ME20L Murata
L1 1 240 nH Inductor, 240 nH, 3.5 A, 0.03 Ω, SMD 1608 DFE18SANR24MG0L Murata
R1 1 200 kΩ RES, 200 k, 1%, 0.1 W, 0603 0603 Std Std
R2, R3, R4 3 100 kΩ RES, 100 k, 1%, 0.1 W, 0603 0603 Std Std
U1 1 Tiny 3-A High Efficiency Synchronous Buck Converter in Chip Scale Package 1.2 × 0.8 mm TPS62088AYFP Texas Instruments
Table 4-2 TPS62089AEVM-187 Bill of Materials
Designator QTY Value Description Package Reference Part Number Manufacturer
C1 1 4.7 µF CAP, CERM, 4.7 µF, 6.3 V, ±10%, X7R, 0603 0603 JMK107BB7475MA-T Taiyo Yuden
C2, C3 2 10 µF CAP, CERM, 10 µF, 10 V, ±20%, X7R, 0603 0603 GRM188Z71A106MA73D Murata
C4 1 120 pF CAP, CERM, 120 pF, 50 V, ±5%, C0G/NP0, 0603 0603 Std Std
C5 1 100 µF CAP, CERM, 100 µF, 6.3 V, ±20%, X5R, 1210 1210 GRM32ER60J107ME20L Murata
L1 1 240 nH Inductor, 240 nH, 3.5 A, 0.03 Ω, SMD 1608 DFE18SANR24MG0L Murata
R1 1 200 kΩ RES, 200 k, 1%, 0.1 W, 0603 0603 Std Std
R2, R3, R4 3 100 kΩ RES, 100 k, 1%, 0.1 W, 0603 0603 Std Std
U1 1 Tiny 3-A High Efficiency Synchronous Buck Converter in Chip Scale Package 1.2 × 0.8 mm TPS62089AYFP Texas Instruments