Bill of Materials for the NCP1251GEVB Evaluation Board Designator Quantity Description Value Tolerance Footprint Manufacturer Manufacturer Part Number D9 (12Vout) D9 (5Vout) Q1 D1, 2, 3, 4, 8 D5 D6, D7 Z1 U3 U2 U1 C1, C2 C12 C4 C5 C10, 11, 13 C7 C8 C3 C6 C9A, C9B (5Vout) R1 R2 R8A/B R6 R3, R4 R7, 13, 14 R11 (12Vout) R11 (5Vout) R5 R9, 10, 15 R16 R12 (12Vout) R12 (5Vout) F1 L1A/B T1 (12Vout) T1 (5Vout) J1, J2 J1, J2 1 1 1 5 1 2 1 1 1 1 2 1 1 1 3 1 1 1 1 2 2 1 1 2 1 2 3 1 1 1 3 1 1 1 1 1 1 1 2 2 Schottky diode Schottky diode Mosfet - NDD04N60Z Diode - 60 Hz, Diode - fast recov Signal diode Zener diode Programmable zener Optocoupler Controller - NCP1251B "X" cap, box type "Y1" cap, disc type Ceramic cap, disc Ceramic cap, monolythic Ceramic cap, monolythic Ceramic cap, monolythic Ceramic cap, monolythic Electrolytic cap Electrolytic cap Electrolytic cap Electrolytic cap Resistor, 3W, Wire wound Resistor, 1W, metal film Resistor, 1/2W metal film Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Resistor, 1/4W SMD Fuse, TR-5 style Inductor (EMI choke) Transformer Transformer Screw Terminal Screw Terminal 3A, 60V 5A, 40V 4A, 600V 1A, 800V 1A, 600V 100mA, 100V 27V (OVP) 2.5V CTR >/= 0.5 100 kHz 100nF, X2 1nF, Y1 4.7nF, 1kV 1 nF, 50V 100nF, 50V 220pF, 50V 10nF, 50V 47uF, 400V 10uF, 25Vdc 1000uF, 16V 3300uF, 6.3V 4.7 ohm, 3W 43K, 1W 2 ohms, 1/2W 10 ohms 470K 10K 1K 240 ohms Zero ohm 1K 3K 39K 10K 2A 820 uH, 500 mA E20/10/6 core E20/10/6 core - 20% 20% 5% 10% 10% 5% 5% 10% 10% 10% 10% 5% 5% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% - SMC SMC DPak SMA axial lead SOD-123 SOD-123 SOIC8 / SOT23 4-pin TSOP6 LS = 15 mm LS = 7.5 mm LS = 7.5 mm 1206 1206 1206 1206 LS=7.5mm, D=16mm LS=2.5mm, D=6.3mm LS=5mm, D=12.5mm LS=5mm, D=12.5mm LS=7.5mm, D=7mm Axial lead; LS=25mm Axial lead; LS=12.5mm SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 SMD 1206 TR-5, LS=5mm See Wurth Drawing See Mag Drawing See Mag Drawing LS = 0.2" LS = 0.2" ON Semi ON Semi ON Semi ON Semi ON Semi ON Semi ON Semi ON Semi Vishay or NEC ON Semi Rifa, Wima Rifa, Wima Rifa, Wima AVX, Murata AVX, Murata AVX, Murata AVX, Murata UCC, Panasonic UCC, Panasonic UCC, Panasonic UCC, Panasonic Ohmite, Dale Ohmite, Dale Ohmite, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale AVX, Vishay, Dale Minifuse Wurth Magnetics Wurth Magnetics Wurth Magnetics DigiKey DigiKey MBRS360T3G MBRS540T3 NDD04N60Z MRA4007 1N4937 MMSD4148A MMSZ5254B NCP431A SFH6156A-4 or PS2561L-1 NCP1251BSN100 Digi-Key P/N = 399-5426-ND Mouser P/N = 75-WKP102MCPEJ0KR Digi-Key P/N = 490-4266-ND Digi-Key P/N = 311-1170-1-ND Digi-Key P/N = 311-1179-1-ND Digi-Key P/N = 478-1484-1-ND Digi-Key P/N = 445-7688-1-ND Mouser P/N = 647-UCY2G470MHD Digi-Key P/N = 565-1055-ND Mouser P/N = 661-EKY160ELL102MK1 Newark P/N = 23K4009 Digi-Key P/N = 4.7AECT-ND Digi-Key P/N = PPC43KW-1CT-ND Mouser P/N = 660-MF1/2DCT52R2R00F Digi-Key P/N = 541-10.0FCT-ND Digi-Key P/N = 541-470KFCT-ND Digi-Key P/N = 541-10.0KFCT-ND Digi-Key P/N = 541-1.00KFCT-ND Digi-Key P/N = 541-240FCT-ND Digi-Key P/N = 541-0.0ECT-ND Digi-Key P/N = 541-1.00KFCT-ND Digi-Key P/N = 541-3.00KFCT-ND Digi-Key P/N = 541-39.0KFCT-ND Digi-Key P/N = 541-10.0KFCT-ND Newark P/N = 67K2094 7447728215 750312495 750312279 # 281-1435-ND # 281-1435-ND Substitution Lead Free Comments Allowed No No No No No No No No Yes No 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 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 Yes Yes 12V version 5V version 12V version 5V version 12V version 5V version 12V version 5V version 12V version 5V version - *Green indicates part change with Vout change 5/30/2012 Page 1 of 1 www.onsemi.com