SNVU745A January   2021  – May 2021 TPS62901 , TPS62902 , TPS62903

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Performance Specification
    2. 1.2 Modifications
      1. 1.2.1 Input and Output Capacitors
      2. 1.2.2 Configurable Enable Threshold Voltage
      3. 1.2.3 SS/TR Capacitor
      4. 1.2.4 Feedforward Capacitor
      5. 1.2.5 MODE/S-CONF Resistor
      6. 1.2.6 Loop Response Measurement
  3. 2Setup
    1. 2.1 Input/Output Connector Descriptions
  4. 3Safety Instructions
  5. 4 Test Results
  6. 5 Board Layout
  7. 6Schematic and Bill of Materials
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
  8. 7Revision History

6.2 Bill of Materials

Table 6-1 lists the BOM for this EVM.

Table 6-1 TPS6290xEVM-069 Bill of Materials
-001 -002 -003 Reference Designator Value Description Package Part Number Manufacturer
1 1 1 C1 10µF CAP, CERM, 10 µF, 25 V,+/- 10%, X7R 1206 C3216X7R1E106K160AB TDK
1 1 1 C2 22µF CAP, CERM, 22 µF, 10 V, +/- 20%, X7S 0805 C2012X7S1A226M125AC TDK
1 1 1 C3 3300pF CAP, CERM, 3300 pF, 50 V, +/- 5%, C0G/NP0 0603 GRM1885C1H332JA01D muRata
1 1 1 C4 47µF CAP, TA, 47 µF, 35 V, +/- 10%, 0.3 Ω 7343-43 T495X476K035ATE300 Kemet
0 0 1 L1 1µH Inductor Power Shielded Wirewound 1µH 20% Composite 8.8A 8.2mΩ DCR 4 x 4 mm XGL4020-102MEC Coilcraft
1 1 0 L1 2.2µH Inductor Power Shielded Wirewound 2.2µH 20% Composite 6.2A 19.5mΩ DCR 4 x 4 mm XGL4020-222MEC Coilcraft
1 0 0 R1 453kΩ RES, 453 kΩ, 1%, 0.1 W 0603 Std Std
0 1 0 R1 200kΩ RES, 200 kΩ, 1%, 0.1 W 0603 Std Std
0 0 1 R1 100kΩ RES, 100 kΩ, 1%, 0.1 W 0603 Std Std
2 2 2 R2, R3 100kΩ RES, 100 kΩ, 1%, 0.1 W 0603 Std Std
1 1 0 R4 16.9kΩ RES, 16.9 kΩ, 1%, 0.1 W 0603 Std Std
0 0 1 R4 7.15kΩ RES, 7.15 kΩ, 1%, 0.1 W 0603 Std Std
1 0 0 U1 TPS629011 3-V to 17-V, Low IQ Buck Converter in 1.5 mm × 2 mm QFN Package 1.5 x 2 mm TPS62901RPJR Texas Instruments
0 1 0 U1 TPS629021 3-V to 17-V, Low IQ Buck Converter in 1.5 mm × 2 mm QFN Package 1.5 x 2 mm TPS62902RPJR Texas Instruments
0 0 1 U1 TPS629031 3-V to 17-V, Low IQ Buck Converter in 1.5 mm × 2 mm QFN Package 1.5 x 2 mm TPS62903RPJR Texas Instruments
  1. The TPS6290xEVM-069 may be populated with TPS6290x (U1) devices that do not contain the correct top-side markings on the top of the device itself. These devices are still fully-tested TPS6290x devices.