Datasheet

Bill of Materials www.ti.com
Table 8. Bill of Materials (continued)
Reference Qty Description Size Mfr Part Number
R16 0 Resistor, Chip 0603 Std Std
R18, R28 2 Resistor, Chip, 5.6kΩ, 1/10W, 1% 0603 Std Std
R19, R26 0 Resistor, Chip 0603 Std Std
R20 0 Resistor, Chip, mΩ, 1 W, 1% 3712 Std Std
R21 1 Resistor, Chip, 62kΩ, 1/10W, 1% 0603 Std Std
R24 1 Resistor, Chip, 27kΩ, 1/10W, 1% 0603 Std Std
R27 0 Resistor, Chip 0603 Std Std
R32 0 Resistor, Chip 0603 Std Std
R29 1 Resistor, Chip, 4.7kΩ, 1/10W, 1% 0603 Std Std
R30, R33 2 Resistor, Chip, 15.4Ω, 1/10W, 1% 0603 Std Std
R31 0 Resistor, Chip 0603 Std Std
R38 1 Resistor, Chip, 0Ω, 1/10W, 1% 0603 Std Std
R39 1 Resistor, Chip, 0Ω, 1/10W, 1% 0603 Std Std
S1, S2, S3 3 Switch, ON-ON Mini Toggle 0.28 × 0.18" Nikkai G12AP
J1, J2 2 Terminal Block, 2-pin, 15A, 5,1mm 0.40 × 0.35inch OST ED1609
JP1, JP2, JP3, JP4 4 Header, 2×4-pin, 100mil spacing (36-pin strip) 0.20 × 0.40inch Sullins PTC36DAAN
— 4 Shunt, 100-mil, Black 0.100 Std Std
TP1, TP2 2 Pin, Probe monitor (VOUT1) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP3, TP10, TP11 3 Pin, Probe monitor (EN, ENx) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP4, TP17 2 Pin, Probe monitor (SW-node) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP5 0 Pin, Probe monitor (IMON) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP6, TP18 2 Pin, Probe monitor (PGOOD) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP7, TP8, TP9 3 Pin, Probe monitor (LDO) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP12, TP13 2 Pin, Probe monitor (VOUT2) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP14, TP15 2 Pin, Probe monitor (VIN) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
TP16 0 Pin, Probe monitor (IMON) 0.12(D) × 0.4 inch Keystone or 5002 LC-2-S
MAC8
U1 1 IC, Dual Peak Current Mode, Sync. QFN32 TI TPS51220RHB
Step-down Controller
VIN, GNDI 2 Pin, Wiring Terminal (VIN) 0.12(D) × 0.4 inch Mill Max or 3183-2-00-15-00-00-080
MAC8 or WT-3-1
VOUT1, GND1, 3 Pin, Wiring Terminal (VOUT1) 0.12(D) × 0.4 inch Mill Max or 3183-2-00-15-00-00-080
GND3 MAC8 or WT-3-1
VOUT2, GND2, 3 Pin, Wiring Terminal (VOUT2) 0.12(D) × 0.4 inch Mill Max or 3183-2-00-15-00-00-080
GND4 MAC8 or WT-3-1
SYNC, GNDS 2 Pin, Wiring Terminal (SYNC) 0.12(D) × 0.4 inch Mill Max or 3183-2-00-15-00-00-080
MAC8 or WT-3-1
8
High-Performance Synchronous Buck EVM Using the TPS51220 SLVU251A–June 2008–Revised May 2011
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