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7 List of Materials
Table 7-1 provides a list of materials for the TPS51123-EVM.
Table 7-1. TPS51123 List of Materials
RERERENCE
DESIGNATOR
QTY DESCRIPTION SIZE MFR PART NUMBER
C13, C23 2 Capacitor, Ceramic, 0.1 μF, 50 V, X5R, 10% 0603 muRata GRM188B31H104K
C10, C21 0 Capacitor 7.3 × 4.3 mm Any Any
C11, C22 2 Capacitor, POS, 330 μF, 6.3 V, 25 mΩ, 20% 7.3 × 4.3 mm SANYO 6TPE330ML
C12, C20 0 Capacitor 0805 Any Any
C15 1 Capacitor, Ceramic, 10 μF, 6.3 V, X5R, 10% 0805 TDK C2012X5R0J106K
C17 1 Capacitor, Ceramic, 33 μF, 6.3 V, X5R, 20% 1206 TDK C3216JB0J336M
C19 1 Capacitor, Ceramic, 220 nF, 16 V, X5R, 10% 0603 muRata GRM188B31C224K
C26 0 Capacitor 0603 Any Any
C5 0 Capacitor 0805 Any Any
C6, C7, C24, C25 4 Capacitor, Ceramic, 10 μF, 25 V, BJ, M 1210 Taiyo Yuden TMK325BJ106MM
C1, C2, C3, C4, C8,
C9, C14, C16, C18
0 Capacitor 0603 Any Any
CN1, CN2 2 Adaptor, 3.5-mm probe clip ( or 131-5031-00) 0.2 Tektronix 131-4244-00
D1 0 Diode SOT363 Any Any
D2, D5 0 Diode, Schottky, 0.5 A, 30 V SOD-123 Any Any
D3, D4 2 Diode, Schottky, 3 A, 20 V SMA Rohm
RSX501LA-20 OR
RSX510L-20
JP1 1 Header, 2×4-pin, 100 mil spacing (36-pin strip) 0.20 × 0.40 inch Sullins PTC36DAAN
JP2 1 Header, 2×3-pin, 10 mil spacing (36-pin strip) 0.20 × 0.30 inch Sullins PTC36DAAN
L1, L2 2
Inductor, high-current, 3.3 μH, 14 A, 7.3 mΩ,
SMT 0.425 × 0.45
inch
Toko FDA1055-3R3M
Q1, Q3 2 MOSFET, N-channel, 30 V, 11 A, 9.1 mΩ SO8 IR IRF7821
Q2, Q4 2 MOSFET, N-channe,l 30 V, 11 A, 12.5 mΩ SO8 Fairchild FDS6690AS
R3, R10, R13, R15 4 Resistor, Chip, 0 Ω, 1/16 W, 1% 0603 Std Std
R12 1 Resistor, Chip, 620 kΩ, 1/16W, 1% Any Std Std
R11 1 Resistor, Chip, 13 kΩ, 1/16W, 1% 0603 Any Any
R5 1 Resistor, Chip, 30 kΩ, 1/16W, 1% 0603 Std Std
R2 1 Resistor, Chip, 100 kΩ, 1/16W, 1% 0603 Std Std
R6, R8 2 Resistor, Chip, 130 kΩ, 1/16W, 1% 0603 Std Std
R7, R9 2 Resistor, Chip, 20 kΩ, 1/16W, 1% 0603 Std Std
R1 1 Resistor, Chip, 10 kΩ, 1/16W, 1% 0603 Std Std
R4, R14 2 Resistor, Chip, 5.1 Ω, 1/16W, 1% 0603 Std Std
S1 1 Header, 2-pin, 100 mil spacing, (36-pin strip)
0.20 in. × 0.20
in.
Sullins PTC36SAAN
SW1, SW2 0 Switch
0.28 in. × 0.18
in.
Any Any
SW3, SW4 2 Switch, ON-ON mini toggle
0.28 in. × 0.18
in.
Nikkai G-12AP
TP1 0 Test Point
0.125 in. ×
0.125 in.
Any Any
TP2, TP3, TP4,
TP5, TP6, TP7
6 Test point, yellow, through-hole
0.125 in. ×
0.125 in.
Keystone 5014
U1 1
Dual Synchronous Step-Down ControllerWith
OOA Operation and 100-mA LDO
QFN-24 TI TPS51123RGE
www.ti.com List of Materials
SLUU340A – FEBRUARY 2009 – REVISED JANUARY 2022
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