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Bill of Materials

7 Bill of Materials

Table 4 presents the bill of materials for the TPS54120 evaluation board.

Table 4. Bill of Materials

Count RefDes Value Description Size Part Number MFR

5 C1, C10 0.1uF Capacitor, Ceramic, 16V, X7R, 10% 0603 STD STD

C12–C14

1 C11 100pF Capacitor, Ceramic, 50V, C0G, 5% 0603 STD STD

1 C15 10uF Capacitor, Ceramic, 6.3V, X7R, 10% 1206 STD STD

1 C2 4.7uF Capacitor, Ceramic, 10V, X7R, 10% 1206 STD STD

2 C3, C7 0.01uF Capacitor, Ceramic, 25V, X7R, 10% 0603 STD STD

1 C4 100uF Capacitor, Ceramic, 6.3V, 20%, X5R 1812 STD STD

1 C5 10uF Capacitor, Ceramic, 25V, X5R, 10% 0805 STD STD

1 C6 330pF Capacitor, Ceramic, 25V, X7R, 10% 0603 STD STD

1 C8 0.047uF Capacitor, Ceramic, 25V, X7R, 10% 0603 STD STD

1 C9 47uF Capacitor, Ceramic, 6.3V, X5R, 20% 1210 STD STD

6 J1-4 J6-7 PEC02SAAN Header, Male 2-pin, 100mil spacing, 0.100 inch x 2 PEC02SAAN Sullins

0 J5 J8 Open Connector, SMT Straight, Jack Receptacle 0.250 SQ 142-0711-201 Johnson

1 JP1 PEC03SAAN Header, Male 3-pin, 100mil spacing, 0.100 inch x 3 PEC03SAAN Sullins

2 JP2-3 PEC02SAAN Header, Male 2-pin, 100mil spacing, 0.100 inch x 2 PEC02SAAN Sullins

1 L1 22 uH Inductor, SMT, Power Choke 1.1A, ±20% 4838 74408943220 WE

1 R1 30.9k Resistor, Chip, 1/16W, 1% 0603 Std Std

2 R2, R6 10.0k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R3 100k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R4 2.20k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R5 41.2K Resistor, Chip, 1/16W, 1% 0603 Std Std

5 TP1-5 5002 Test Point, White, Thru Hole Color Keyed 0.100 x 0.100 inch Keystone

1 U1 TPS54120RGY IC, Integrated SWITCHER and LDO Low Noise 1A QFN-24 TPS54120RGY TI

Power Supply

3 — Shunt, 100-mil, Black 0.100 929950-00 3M

1 PCB, 2.0" x 1.5" x 0.031" PWR103 Any

SLVU641– January 2012 TPS54120EVM, Low Noise 1A Power Supply Evaluation Module

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