Datasheet

ManualsBrandsTEXAS INSTRUMENTS ManualsDev KitsPCB design board

www.ti.com

Schematic and Bill of Materials

6.2 Bill of Materials

Table 4 presents the bill of materials for the TPS55340EVM-148.

Table 4. Bill of Materials

COUNT REFDES VALUE DESCRIPTION SIZE PART NUMBER MFR

0 C1 Open Capacitor Multiple sizes Engineering Only Engineering Only

1 C6 47 µF Capacitor, ceramic, 10 V, X5R, 10% 1210 Std Std

0 C7 Open Capacitor, ceramic 1210 Std Std

1 C8 330 µF Capacitor, low ESR, 10 V, ±20 % D4 10TPE330M Sanyo

6TPE330ML alt.

1 C10 330 pF Capacitor, ceramic, 50 V, X7R, 10% 0603 Std Std

1 C11 4700 pF Capacitor, ceramic, 2 kV, X7R, 10% 1812 Std Std

1 C13 0.039 µF Capacitor, ceramic, 50 V, X7R, 10% 0603 Std Std

1 C18 1.0 µF Capacitor, ceramic, 16 V, X7R, 20% 0603 C1608X7R1C105M TDK

4 C4, C9, C15, C17 0.1 µF Capacitor, ceramic, 50 V, X7R, 10% 0603 Std Std

0 C14, C16 Open Capacitor, ceramic 0603 Std Std

2 C2-3 10 µF Capacitor, ceramic, 50 V, X5R, 10% 1210 Std Std

2 C5, C12 0.1 µF Capacitor, ceramic, 10 V, X7R, 10% 0603 STD STD

1 D1 MBRS340T3G Diode, Schottky, 4 A, 40 V SMC MBRS340T3G On Semi

1 D2 MURS105T3G Diode, ultra-fast rectifier, 1 A, 50 V SMB MURS105T3G On Semi

1 D3 BAT54STA Diode, dual Schottky, 200 mA, 30 V SOT23 BAT54STA Zetex

2 J1-2 ED555/2DS Terminal block, 2-pin, 6-A, 3.5mm 0.27 × 0.25 in ED555/2DS OST

3 J3-5 PEC02SAAN Header, male 2-pin, 100 mil spacing 0.100 in × 2 PEC02SAAN Sullins

1 JP1 PEC03SAAN Header, male 3-pin, 100 mil spacing 0.100 in × 3 PEC03SAAN Sullins

1 R1 1.50 kΩ Resistor, thick film, 1/4 W, ± 5% 1206 Std Std

1 R3 0 Ω Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R4 49.9 Ω Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R5 6.8 Ω Resistor, chip, 1/16 W, 1% 0603 STD STD

1 R6 4.99 kΩ Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R7 1.00 kΩ Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R8 30.1 kΩ Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R9 499 Ω Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R10 137 kΩ Resistor, chip, 1/16 W, 1% 0603 STD STD

0 R11 Open Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R13 1.47 kΩ Resistor, chip, 1/16 W, 1% 0603 Std Std

1 R14 10.0 kΩ Resistor, chip, 1/16 W, 1% 0603 Std Std

2 R2, R12 0 Ω Resistor, chip, 1/16 W, 1% 0603 Std Std

1 -- Shunt, 100-mil, black 0.100 929950-00 3M

1 T1 12 µH XFMR, 1.2 turns ratio 13.46 × 17.75 mm NA5889-AL Coilcraft

6 TP1-2, TP5-8 5000 Test point, red, thru hole color keyed 0.100 × 0.100 in 5000 Keystone

2 TP3-4 5001 Test point, black, thru hole color keyed 0.100 × 0.100 in 5001 Keystone

1 U1 TPS55340RTE IC, 5-A high-voltage boost converter with QFN-16 TPS55340RTE TI

soft-start and programmable switching

frequency

1 U2 TCMT1107 IC, Photocoupler, CTR = 80% - 160% MF4 TCMT1107 Vishay

1 U3 TLV431CDBZR IC, Low-voltage adjustable shunt regulator SOT23-3 TLV431CDBZR TI

1 -- PCB, 3.125 In x 1.25 In x 0.062 In PWR148 Any

Notes: 1. These assemblies are ESD sensitive, observe ESD precautions.

2. These assemblies must be clean and free from flux and all contaminants. Use of no-clean flux is not acceptable.

3. These assemblies must comply with workmanship standards IPC-A-610, Class 2.

4. Ref designators marked with an asterisk ('**') cannot be substituted. All other components can be substituted with equivalent MFG's components.

6.3 Reference

1. TPS55340, Integrated 5-A 40-V Boost/SEPIC/Flyback Converter with Adjustable Switching Frequency

data sheet (SLVSBD4)

SLVU751A–July 2012–Revised June 2013 TPS55340EVM-148, 8V to 24V Input, 5V Output Flyback Evaluation Module

Submit Documentation Feedback