Datasheet

4.2 Bill of Materials
4.3 Related Documentation From Texas instruments
Schematic and Bill of Materials www.ti.com
Table 1. TPS65055EVM-258 Bill of Materials
Count RefDes Value Description Size Part Number MFR
1 C1 1.0 µ F Capacitor, Ceramic, 25V, X5R, 10% 0603 GRM188R61E105KA12D Murata
2 C13, C14 4.7 µ F Capacitor, Ceramic, 10V, X5R, 10% 0805 GRM219R61A475KE19D Murata
1 C15 0.1 µ F Capacitor, Ceramic, 50V, X7R, 10% 0603 C1608X7R1H104K TDK
5 C2–C6 2.2 µ F Capacitor, Ceramic, 10V, X5R, 10% 0603 GRM188R61A225KE34D Murata
6 C7–C12 10 µ F Capacitor, Ceramic, 10V, X5R, 10% 0805 GRM21BR61A106KE19L Murata
14 J1, J2, J5–J16 PTC36SAAN Header, Male 2 pin, 100mil spacing, (36-pin 0.100 × 2 PTC36SAAN Sullins
strip)
1 J3 2510-6002UB Connector, Male Straight 2x5 pin, 100mil 0.338 × 0.788 inch 2510-6002UB 3M
spacing, 4 Wall
1 J4 PTC36SAAN Header, Male 4 pin, 100mil spacing, (36-pin 0.100 inch × 4 PTC36SAAN Sullins
strip)
3 JP1 - JP12 PTC36SAAN Header, 3 pin, 100mil spacing, (36-pin strip) 0.100 inch × 3 PTC36SAAN Sullins
2 L1, L2 2.2 µ H Inductor, SMT, 2.5A, 70 milliohm 0.153 × 0.153 inch LPS4018-222ML Coilcraft
6 R1–R4, R11, 0 Resistor, Chip, 1/16W, 5% 0603 Std Std
R12
4 R5, R7, R8, 100k Resistor, Chip, 1/16W, 1% 0603 Std Std
R13
1 R6 357k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 R9, R10 4.75k Resistor, Chip, 1/16W, 1% 0603 Std Std
2 TP1, TP2 5000 Test Point, Red, Thru Hole Color Keyed 0.100 × 0.100 inch 5000 Keystone
1 U1 TPS65055RSM IC, 2.25 MHz, Two Step Down DC to DC TPS65055RSM TI
Converters
12 — Shunt, 100-mil, Black 0.100 929950-00 3M
1 — PCB, 2.9" x 3.7" × 0.062" HPA258 Any
4 — SJ-5303 Bumper foot, self adhesive 0.44" × 0.2" SJ-5303 3M
Notes : 1. These assemblies are ESD sensitive, ESD precautions shall be observed.
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.
TPS65055 data sheet (SLVS844 )
10 TPS65055EVM SLVU284 – January 2009
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