TABLE 5. Bill of Materials for Circuit of Figure 5 (Continued)
ID
Part Number
Type
Capacitor
Size
1206
1206
1206
1206
1206
1206
1206
1206
Parameters
4.7pF 10%
680pF 10%
10Ω 5%
Qty.
1
Vendor
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Cc1
Cc2
Rin
VJ1206A4R7KXX
VJ1206A681KXX
CRCW1206100J
CRCW12064992F
CRCW12061473F
CRCW12061492F
CRCW12064991F
CRCW1206332J
Capacitor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
1
1
Rfadj
Rc1
Rfb1
Rfb2
Rcs
49.9kΩ 1%
147kΩ 1%
14.9kΩ 1%
4.99kΩ 1%
3.3kΩ 5%
1
1
1
1
1
TABLE 6. Bill of Materials for Circuit of Figure 6
ID
Part Number
Type
Synchronous
Controller
Assymetric Dual
N-MOSFET
Schottky Diode
Inductor
Size
Parameters
Qty.
Vendor
U1
LM2727
TSSOP-14
1
NSC
Q1/Q2
Si4826DY
SO-8
30V, 24mΩ/ 8nC
Top 16.5mΩ/ 15nC
30V
1
Vishay
D1
Lin
BAT-54
SOT-23
6.8x7.1x3.2mm
6.8x7.1x3.2mm
1812
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Vishay
TDK
RLF7030T-1R0N64
RLF7030T-3R3M4R1
C4532X5R1E156M
C4532X5R1E156M
VJ1206X104XXA
C3216X7R1E225K
VJ1206X393KXX
VJ1206A220KXX
VJ1206A681KXX
VJ1206A681KXX
CRCW1206100J
CRCW12061742F
CRCW12061072F
CRCW120666R5F
CRCW12064991F
CRCW12061002F
CRCW1206152J
1µH, 6.4A, 7.3mΩ
3.3µH, 4.1A, 17.4mΩ
15µF 25V 3.3Arms
15µF 25V 3.3Arms
0.1µF, 25V
L1
Inductor
TDK
Cin1
Co1
Cboot
Cin
MLCC
Sanyo
Sanyo
TDK
MLCC
1812
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
1206
1206
2.2µF, 25V
TDK
Css
Cc1
Cc2
Cc3
Rin
1206
39nF, 25V
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
1206
22pF 10%
1206
680pF 10%
1206
680pF 10%
1206
10Ω 5%
Rfadj
Rc1
Rc2
Rfb1
Rfb2
Rcs
Resistor
1206
17.4kΩ 1%
Resistor
1206
10.7kΩ 1%
Resistor
1206
66.5Ω 1%
Resistor
1206
4.99kΩ 1%
Resistor
1206
10kΩ 1%
Resistor
1206
1.5kΩ 5%
TABLE 7. Bill of Materials for 3.3V Circuit of Figure 6
(Identical to BOM for 1.8V except as noted below)
ID
Part Number
RLF7030T-4R7M3R4
VJ1206A270KXX
VJ1206X102KXX
VJ1206A821KXX
CRCW12061212F
CRCW12054R9F
CRCW12062211F
CRCW12061002F
Type
Inductor
Size
6.8x7.1x 3.2mm
1206
Parameters
4.7µH, 3.4A, 26mΩ
27pF 10%
Qty.
1
Vendor
TDK
L1
Cc1
Cc2
Cc3
Rc1
Rc2
Rfb1
Rfb2
Capacitor
Capacitor
Capacitor
Resistor
Resistor
Resistor
Resistor
1
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
1206
1nF 10%
1
1206
820pF 10%
12.1kΩ 1%
54.9Ω 1%
1
1206
1
1206
1
1206
2.21kΩ 1%
10kΩ 1%
1
1206
1
TABLE 8. Bill of Materials for Circuit of Figure 7
ID
Part Number
Type
Synchronous
Controller
Size
Parameters
Qty.
Vendor
U1
LM2727
TSSOP-14
1
NSC
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