Datasheet
Table Of Contents
- 1 Introduction
- 2 TPS40040EVM-001 Electrical Performance Specifications
- 3 Schematic
- 4 Test Setup
- 5 TPS40040EVM Typical Performance Data and Characteristic Curves
- 6 EVM Assembly Drawings and Layout
- 7 List of Materials
- Important Notices
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7 List of Materials
List of Materials
Table 4 lists the EVM components as configured according to the schematic shown in Figure 1 .
Table 4. TPS40040EVM-001 Bill of Materials
QTY RefDes Value Description Size Part Number MFR
1 C1 100 pF Capacitor, Ceramic, 50V, X7R, 20% 0402 C1005X7R1H101M TDK
1 C2 3300 pF Capacitor, Ceramic, 50V, X7R, 20% 0402 C1005X7R1H332M TDK
4 C3, C4, C8, C9 100 µ F Capacitor, Ceramic, 6.3V, X5R, 20% 1210 C3225X5R0J107M TDK
1 C5 2200 pF Capacitor, Ceramic, 50V, X7R, 20% 0402 C1005X7R1H222M TDK
2 C6, C10 1.0 µ F Capacitor, Ceramic, 6.3V, X5R, 20% 0402 C1005X5R0J105M TDK
1 C7 0.22 µ F Capacitor, Ceramic, 6.3V, X5R, 20% 0402 C1005X5R0J224M TDK
2 D1, D2 BAT54HT1 Diode, Schottky, 200-mA, 30-V SOD323 BAT54HT1 On Semi
2 J1, J2 ED1609-ND Terminal Block, 2-pin, 15-A, 5,1 mm 0.40 × 0.35 inch ED1609 OST
1 L1 1.4 µ H Inductor, SMT, 26 A 0.512 × 0.550 inch PG0077.142 Pulse
1 Q1 2N7002W MOSFET, N-Ch, VDS 60V, RDS 2 Ω , SOT-323 (SC-70) 2N7002W-7 Diodes Inc
ID 115 mA
1 Q2 Si4862DY MOSFET, N-ch, 16V, 25A, 3.3 m Ω SO8 Si4862DY Siliconix
1 Q3 Si4866DY MOSFET, N-ch, 12V, 17A, 5.5 m Ω SO8 Si4866DY Siliconix
1 R1 100k Resistor, Chip, 1/16W, 5% 0402 Std Std
1 R10 49.9 Resistor, Chip, Ohms 1/16W, 5% 0402 Std Std
1 R11 100 Resistor, Chip, 1/16W, 5% 0402 Std Std
0 R2 OPEN Resistor, Chip, 1/16W, 5% 0402 Std Std
1 R3 6.04k Resistor, Chip, 1/16W, 1% 0402 Std Std
0 R4 OPEN Resistor, Chip, 1/16W, 1% 0402 Std Std
1 R5 10k Resistor, Chip, 1/16W, 1% 0402 Std Std
1 R6 487 Resistor, Chip, 1/16W, 1% 0402 Std Std
1 R7 0 Resistor, Chip, 1/16W, 5% 0402 Std Std
1 R8 20k Resistor, Chip, 1/16W, 1% 0402 Std Std
1 R9 2.2 Resistor, Chip, 1/16W, 5% 0402 Std Std
2 TP1, TP14 5010 Test Point, Red, Thru Hole 0.125 × 0.125 5010
5 TP2, TP8, TP10, 5011 Test Point, Black, Thru Hole 0.125 × 0.125 5011
TP12, TP15
8 TP3–TP7, TP9, 5012 Test Point, White, Thru Hole 0.125 × 0.125 5012
TP11, TP13
1 U1 TPS40040DRB IC, Low Voltage DC/DC Synchronous Buck QFN-8P TPS40040DRB TI
Controller
1 — PCB, 2.5 In × 2.5 In × 0.062 In HPA188 Any
SLUU266 – January 2007 Using the TPS40040EVM-001: A 12-V Input, 1.8-V Output, 10-A Synchronous Buck Converter 17
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