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4.2 Bill of Materials

Schematic and Bill of Materials

The bill of materials for the TPS54550EVM-158 is given by Table 5 .

Table 5. TPS54550EVM-158 Bill of Materials

Count REF DES Value Description Size Part Number MFR

0 C1 Open Capacitor, Aluminum, SM 10×12mm

2 C2, C10 100 µ F Capacitor, Ceramic, 6.3V, X5R, 20% 1210 C3225X5R0J107M TDK

1 C3 0.1 µ F Capacitor, Ceramic, 25V, X5R, 10% 0603 C1608X5R1E104KB TDK

1 C4 1.0 µ F Capacitor, Ceramic, 25V, X5R, 10% 0603 C1608X5R1E105KB TDK

1 C5 0.033 µ F Capacitor, Ceramic, 50V, X5R, 10% 0603 C1608X5R1H333KB TDK

1 C6 0.068 µ F Capacitor, Ceramic, 50V, X5R, 10% 0603 C1608X5R1H683KT TDK

1 C7 1000pF Capacitor, Ceramic, 50V, C0G, 5% 0603 C1608C0G1H102JB TDK

1 C8 0.01 µ F Capacitor, Ceramic, 50V, X5R, 10% 0603 C1608X5R1H103KB TDK

1 C9 10 µ F Capacitor, Ceramic, 16V, X5R, 20% 1210 C3225X5R1C106M TDK

2 J1, J2 Terminal Block, 2 pin, 6A, 3,5 mm 0.27 × 0.25 ED1514 OST

2 J3, J4 Header, 2 pin, 100 mil spacing, (36-pin strip) 0.100 × 2 PTC36SAAN Sullins

1 L1 6.8 µ H Inductor, SMT, 5.4A, 14 m Ω 0.405 sq inch CDRH105R-6R8 Sumida

1 Q1 MOSFET, Fast Switching, NChan, 20V, 21.1A, 5.3 PWRPAK 1212 Si7110DN Vishay

m Ω

3 R1, R9, R11 10.0k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R10 23.7 Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R2 3.74k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R3 1.00k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R4 69.8k Resistor, Chip, 1/16W, 1% 0603 Std Std

1 R5 133 Resistor, Chip, 1/16W, 1% 0603 Std Std

0 R6, R7 Open Resistor, Chip, 1/16W, 1% 0603

1 R8 0 Resistor, Chip, 1/16W, 1% 0603 Std Std

7 TP1, TP3, Test Point, Red, Thru Hole Color Keyed 0.100 × 0.100 5000 Keystone

TP5,

TP6–TP9

2 TP2, TP4 Test Point, Black, Thru Hole Color Keyed 0.100 × 0.100 5001 Keystone

1 U1 IC, 4.5 to 20V Input, 6A Step down converter with PWP16 TPS54550PWP TI

adjustable output voltage

1 – PCB, 3 In × 3 In × 0.062 In HPA158 Any

SLVU151 – March 2006 TPS54550EVM-158 SWIFT™ Regulator Evaluation Module 13

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