Bill of Materials for the NCP1581SBCKRGEVB Evaluation Board Designator Quantity Description Value Tolerance Footprint Manufacturer Manufacturer Part Number R1 R2 R3 R4 R6 R9 R10 R5, R7 R8 C1, C2, C6 C3 C4 C5 C7 C8 C10, C11 C12 C15, C16 C17 C9 C13, C14 L1 Q1, Q2 IC1 IC2 X1, X2, X3 X4 JP1 1 1 1 1 1 1 1 2 1 3 1 1 1 1 1 2 1 2 1 1 2 1 2 1 1 3 1 1 Resistor SMD Resistor SMD Resistor SMD Resistor SMD Resistor SMD Resistor SMD Resistor SMD Resistor SMD Resistor Trimmer Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Ceramic Capacitor SMD Tantalum Capacitor SMD Tantalum Capacitor SMD Electrolytic Capacitor Electrolytic Capacitor Inductor SMD Power N-MOSFET Synchronous PWM buck controler Adj. Shunt Regulator Terminal Block Terminal Block Header pins 10k 22k 470 5k6 0R 4k7 2k7 NU 10k 100n 1n 3n3 22p NU 10u/16V 47u/6.3V NU 4.7u/16V 10u/25V 470u/16V NU 1.2u NTD4860N NCP1581 NCP100 - 1% 1% 1% 1% 1% 1% 1% 10% 10% 10% 10% 10% 20% 10% 10% 10% 20% 20% - 1206 1206 1206 1206 1206 1206 1206 1206 64Y 1206 1206 1206 1206 1206 1210 1210 1210 A C 10x12.5 10xX 13.2x12.8 DPAK SOIC14 TSOP5 Pitch: 5mm Pitch: 3.5mm Pitch: 2.5mm Vishay Vishay Vishay Vishay Vishay Vishay Vishay Vishay Kemet Kemet Kemet Kemet Murata Murata Kemet Kemet Koshin Würth ON Semiconductor ON Semiconductor ON Semiconductor Lumberg Degson Tyco Electronics CRCW120610K0FKEA CRCW120622K0FKEA CRCW1206470RFKEA CRCW12065K60FKEA CRCW120600R0FKEA CRCW12064K70FKEA CRCW12062K70FKEA 064Y103 C1206F104K1RACTU C1206C102K5RAC-TU C1206C332K5RAC-TU C1206C220J5GACTU GRM32DR71C106MA01L GCM32ER70J476KE19L T491A475K016AT T491C106K025AT KZH-16V470U 744313120 NTD4860N-1G NCP1581DR2G NCP100SNT1G KRM 02 DG350-3.50-02 87224-3 5/24/2010 Page 1 of 1 Substitution Allowed Lead Free Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes www.onsemi.com