lm2737mtcx National Semiconductor Corporation, lm2737mtcx Datasheet - Page 19

• Manufacturer Part Number: lm2737mtcx
• Description: N-channel Fet Synchronous Buck Regulator Controller For Low Output Voltages
• Manufacturer: National Semiconductor Corporation

Co1, Co2,
Q1/Q2
Cboot
Rfadj
Rfadj
Rfb1
Rfb2
Rfb1
Rfb2
Cin1
Cin1
Cinx
Co1
Co3
Cc1
Cc2
Rc1
Rcs
Css
Cc1
Cc2
Rc1
Rcs
Css
Rin
Cin
Rin
Cin
U1
U1
Q1
Q2
D1
Lin
L1
Cc
L1
ID
ID
ID
C3216X7R1E105K
C3216X7R1E225K
C3216X7R1E105K
C3216X7R1E225K
CRCW12068872F
CRCW12062293F
CRCW12064991F
CRCW12064991F
CRCW12064222F
CRCW12065112F
CRCW12062491F
CRCW12064991F
VJ1206A4R7KXX
VJ1206A102KXX
VJ1206X123KXX
VJ1206A100KXX
VJ1206A561KXX
VJ1206X104XXA
VJ1206X123KXX
CRCW1206100J
CRCW1206152J
CRCW1206100J
CRCW1206272J
16MV4700WX
DO3316P-222
10MV5600AX
Part Number
Part Number
10TPB100ML
Part Number
4TPB220ML
P1166.102T
P1168.102T
Si4826DY
Si4884DY
Si4884DY
LM2727
LM2727
BAT-54
TABLE 3. Bill of Materials for Circuit of Figure 3 (Continued)
TABLE 4. Bill of Materials for Circuit of Figure 4
TABLE 5. Bill of Materials for Circuit of Figure 5
Capacitor
Capacitor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Synchronous
Controller
Asymetric Dual
N-MOSFET
Inductor
POSCAP
POSCAP
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Synchronous
Controller
N-MOSFET
N-MOSFET
Schottky Diode
Inductor
Inductor
Aluminum
Electrolytic
Capacitor
Aluminum
Electrolytic
Capacitor
Capacitor
Capacitor
Type
Type
Type
7.29x7.29 3.51mm
16mm D 25mm H
12.5mm D 30mm
7.3x4.3x3.1mm
7.3x4.3x3.1mm
12x12x4.5 mm
TSSOP-14
12.95x9.4x
TSSOP-14
19
5.21mm
SOT-23
1206
1206
1206
1206
1206
1206
1206
1206
SO-8
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
SO-8
SO-8
1206
1206
1206
1206
Size
Size
Size
H
5600µF 10V 2.35Arms
30V, 13.5mΩ,
30V, 13.5mΩ,
4700µF 16V 2.8Arms
100µF 10V 1.9Arms
2.2µH, 6.1A, 12mΩ
Top 16.5mΩ/ 15nC
220µF 4V 1.9Arms
1µH, 11A, 3.7mΩ
30V, 24mΩ/ 8nC
1µH, 11A 3.7mΩ
Parameters
Parameters
Parameters
560pF 10%
4.7pF 10%
88.7kΩ 1%
4.99kΩ 1%
4.99kΩ 1%
42.2kΩ 1%
51.1kΩ 1%
2.49kΩ 1%
4.99kΩ 1%
2.2µF, 25V
0.1µF, 25V
2.2µF, 25V
229kΩ 1%
10pF 10%
12nF, 25V
12nF, 25V
1.5kΩ 5%
2.7kΩ 5%
1nF 10%
1µF, 25V
1µF, 25V
10Ω 5%
10Ω 5%
15.3nC
15.3nC
30V
@
@
4.5V
4.5V
Qty.
Qty.
Qty.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
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Vendor
Vendor
Vishay
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Vishay
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Vishay
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Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Sanyo
Sanyo
Sanyo
Sanyo
Pulse
Pulse
NSC
NSC
TDK
TDK
TDK
TDK