Datasheet

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9 Bill of Materials
Table 3 contains the Bill of Materials for TPS53128EVM-620. The reference designators reference the
Schematic in Figure 1 and Assembly locations in Figure 12 and Figure 13. Components with a quantity of
0 listed are not populated on the PCB but are provided for reference.
Table 3. TPS53128EVM-620 Bill of Materials
Qty RefDes Value Description Size Part Number MFR
0 C1 Capacitor, Aluminum, 25V, 20% 0.328 x 0.390 Std Std
inch
0 C12, C19, C20, Capacitor, Ceramic 0603 Std Std
C21
1 C15 4.7uF Capacitor, Ceramic, 10V, X5R, 20% 0805 Std Std
1 C16 1uF Capacitor, Ceramic, 16V, X5R, 20% 0805 Std Std
4 C2, C3, C4, C5 10uF Capacitor, Ceramic, 25V, X5R, 20% 1210 Std Std
2 C22, C23 4700pF Capacitor, Ceramic, Low Inductance, 16V, X7R, 0603 Std Std
20%
0 C24, C25 Capacitor, Ceramic, 25V, X7R, 20% 0603 Std Std
2 C6, C11 0.1uF Capacitor, Ceramic, 50V, X5R, 10% 0603 Std Std
6 C7, C9, C10, C14, 47uF Capacitor, Ceramic, 6.3V, X5R, 20% 1206 Std Std
C17, C18
0 C8, C13 330uF Capacitor, PXE, 4.0V, 15 milliohm, 20% 7343 (D) APXE4R0ARA331MF NIPPON
61G CHEMI-CON
2 D1, D2 BAT54XV2T1 Diode, Schottky, 200 mA, 30 V SOD523 BAT54XV2T1G On Semi
G
3 J1, J2, J3 ED120/2DS Terminal Block, 2-pin, 15-A, 5.1mm 0.40 x 0.35 inch ED120/2DS OST
2 L1, L2 3.3 uH Inductor, SMT Chip Coil, ±30% 8 x 8 mm LQH88PN3R3N38 Murata
4 Q1, Q2, Q3, Q4 CSD17507Q5 MOSFET, N-Chan, 30V, 65A, 11.8 milliohm QFN-8 POWER CSD17507Q5A TI
A
1 R1 1.27k Resistor, Chip, 1/16W, 1% 0603 Std Std
4 R10, R4, R6, R8 10.0k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 R11, R12 5.11 Resistor, Chip, 1/16W, 1% 0603 Std Std
1 R13 332 Resistor, Chip, 1/16W, 1% 0603 Std Std
0 R14, R15 Resistor, Chip, 1/8W, 5% 0603 Std Std
2 R17, R18 2.00 Resistor, Chip, 1/16W, 1% 0603 Std Std
0 R2, R7, R9 Resistor, Chip, 1/16W, 1% 0603 Std Std
1 R3 3.32k Resistor, Chip, 1/16W, 1% 0603 Std Std
1 R5 12.1k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 SW1, SW2 G12AP-RO Switch, ON-ON Mini Toggle 0.28 x 0.18" G12AP-RO Nikkai
0 SW3 G12AP-RO Switch, ON-ON Mini Toggle 0.28 x 0.18" G12AP-RO Nikkai
4 TP1, TP2, TP5, 5012 Test Point, White, Thru Hole 0.125 x 0.125 5012 Keystone
TP11 inch
1 TP10 5013 Test Point, Orange, Thru Hole 0.125 x 0.125 5013 Keystone
inch
3 TP3, TP4, TP6 5011 Test Point, Black, Thru Hole 0.125 x 0.125 5011 Keystone
inch
2 TP7, TP8 5014 Test Point, Yellow, Thru Hole 0.125 x 0.125 5014 Keystone
inch
1 TP9 5010 Test Point, Red, Thru Hole 0.125 x 0.125 5010 Keystone
inch
1 U1 TPS53128PW IC, Dual Synchronous Step-Down Controller For TSSOP TPS53128PW TI
Low-Voltage Power Rails
1 – PCB, 2.70" x 3.50" x 0.063" FR-4 2.7" x 3.5" HPA620 Any
15
SLVU433–February 2011 TPS53128EVM-620
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