Datasheet

LM2727, LM2737
www.ti.com SNVS205D –AUGUST 2002–REVISED MARCH 2013
Table 3. Bill of Materials for Circuit of Figure 26 (continued)
ID Part Number Type Size Parameters Qty. Vendor
Cc2 VJ1206A102KXX Capacitor 1206 1nF 10% 1 Vishay
Rin CRCW1206100J Resistor 1206 10Ω 5% 1 Vishay
Rfadj CRCW12068872F Resistor 1206 88.7kΩ 1% 1 Vishay
Rc1 CRCW12062293F Resistor 1206 229kΩ 1% 1 Vishay
Rfb1 CRCW12064991F Resistor 1206 4.99kΩ 1% 1 Vishay
Rfb2 CRCW12064991F Resistor 1206 4.99kΩ 1% 1 Vishay
Rcs CRCW1206152J Resistor 1206 1.5kΩ 5% 1 Vishay
Table 4. Bill of Materials for Circuit of Figure 27
ID Part Number Type Size Parameters Qty. Vendor
U1 LM2727 Synchronous TSSOP-14 1 Texas
Controller Instruments
Q1/Q2 Si4826DY Asymetric Dual SO-8 30V, 24mΩ/ 8nC 1 Vishay
N-MOSFET Top 16.5mΩ/ 15nC
L1 DO3316P-222 Inductor 12.95x9.4x 5.21mm 2.2µH, 6.1A, 12mΩ 1 Coilcraft
Cin1 10TPB100ML POSCAP 7.3x4.3x3.1mm 100µF 10V 1.9Arms 1 Sanyo
Co1 4TPB220ML POSCAP 7.3x4.3x3.1mm 220µF 4V 1.9Arms 1 Sanyo
Cc C3216X7R1E105K Capacitor 1206 1µF, 25V 1 TDK
Cin C3216X7R1E225K Capacitor 1206 2.2µF, 25V 1 TDK
Css VJ1206X123KXX Capacitor 1206 12nF, 25V 1 Vishay
Cc1 VJ1206A100KXX Capacitor 1206 10pF 10% 1 Vishay
Cc2 VJ1206A561KXX Capacitor 1206 560pF 10% 1 Vishay
Rin CRCW1206100J Resistor 1206 10Ω 5% 1 Vishay
Rfadj CRCW12064222F Resistor 1206 42.2kΩ 1% 1 Vishay
Rc1 CRCW12065112F Resistor 1206 51.1kΩ 1% 1 Vishay
Rfb1 CRCW12062491F Resistor 1206 2.49kΩ 1% 1 Vishay
Rfb2 CRCW12064991F Resistor 1206 4.99kΩ 1% 1 Vishay
Rcs CRCW1206272J Resistor 1206 2.7kΩ 5% 1 Vishay
Table 5. Bill of Materials for Circuit of Figure 28
ID Part Number Type Size Parameters Qty. Vendor
U1 LM2727 Synchronous TSSOP-14 1 Texas
Controller Instruments
Q1 Si4884DY N-MOSFET SO-8 30V, 13.5mΩ, @ 4.5V 1 Vishay
15.3nC
Q2 Si4884DY N-MOSFET SO-8 30V, 13.5mΩ, @ 4.5V 1 Vishay
15.3nC
D1 BAT-54 Schottky Diode SOT-23 30V 1 Vishay
Lin P1166.102T Inductor 7.29x7.29 3.51mm 1µH, 11A 3.7mΩ 1 Pulse
L1 P1168.102T Inductor 12x12x4.5 mm 1µH, 11A, 3.7mΩ 1 Pulse
Cin1 10MV5600AX Aluminum 16mm D 25mm H 5600µF 10V 2.35Arms 1 Sanyo
Electrolytic
Cinx C3216X7R1E105K Capacitor 1206 1µF, 25V 1 TDK
Co1, Co2, 16MV4700WX Aluminum 12.5mm D 30mm H 4700µF 16V 2.8Arms 2 Sanyo
Co3 Electrolytic
Cboot VJ1206X104XXA Capacitor 1206 0.1µF, 25V 1 Vishay
Cin C3216X7R1E225K Capacitor 1206 2.2µF, 25V 1 TDK
Css VJ1206X123KXX Capacitor 1206 12nF, 25V 1 Vishay
Cc1 VJ1206A4R7KXX Capacitor 1206 4.7pF 10% 1 Vishay
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