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Table 2. Standard V
DS
Sense Bill of Materials
ID Part Number Type Size Parameters Qty Vendor
U1 LM5642 Dual Synchronous TSSOP-28 1 Texas
Controller Instruments
Q1, Q4 Si4850EY N-MOSFET SO-8 60V 2 Vishay
Q2, Q5 Si4840DY N-MOSFET SO-8 40V 2 Vishay
D3 BAT54A Schottky Diode SOT-23 30V 1 ON
L1 RLF12560T- Inductor 12.5 x 12.5 x 6mm 4.2µH, 7mΩ, 10A 1 TDK
4R2N100
L2 RLF12545T- Inductor 12.5 x 12.5 x 10µH, 12mΩ, 5.1A 1 TDK
100M5R1 4.5mm
C1, C29, C31 C3216X7R1H105K Capacitor 1206 1µF, 50V 1 TDK
C27 C2012X5R1C105K Capacitor 0805 1µF, 16V 1 TDK
C6, C16 C5750X5R1H106M Capacitor 2220 10µF, 50V, 2.8A 2 TDK
C9, C23 6TPD330M Capacitor 7.3 x 4.3 x 3.8mm 330µF, 6.3V, 10mΩ 2 Sanyo
C2, C11, C12, VJ1206Y103KXXAT Capacitor 1206 10nF, 25V 4 Vishay
C13
C7, C25, C34 VJ1206Y104KXXAT Capacitor 1206 100nF, 25V 3 Vishay
C19 VJ1206Y822KXXAT Capacitor 1206 8.2nF, 10% 1 Vishay
C20 VJ1206Y153KXXAT Capacitor 1206 15nF, 10% 1 Vishay
C26 C3216X7R1C475K Capacitor 1206 4.7µF, 25V 1 TDK
R1 CRCW1206333J Resistor 1206 33kΩ, 5% 1 Vishay
R13 CRCW1206223J Resistor 1206 22kΩ, 5% 1 Vishay
R10 CRCW12062261F Resistor 1206 2.26kΩ, 1% 1 Vishay
R23 CRCW12068451F Resistor 1206 8.45kΩ, 1% 1 Vishay
R24 CRCW12061372F Resistor 1206 13.7kΩ, 1% 1 Vishay
R11, R20 CRCW12064991F Resistor 1206 4.99kΩ, 1% 2 Vishay
R19 CRCW12068251F Resistor 1206 8.25kΩ, 1% 1 Vishay
R27 CRCW12064R7J Resistor 1206 4.7Ω, 5% 1 Vishay
R28 CRCW1206224J Resistor 1206 220kΩ, 5% 1 Vishay
7
SNVA070B–May 2004–Revised April 2013 AN-1292 LM5642 Evaluation Board
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