LM26400Y Design Examples
Bill of Materials (Circuit 1, VIN = 7V to 20V, Output1 = 3.3V/2A, Output2 = 5V/2A)
Part
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
D1
D2
L1
Description
Part Values
Physical Size
1812
Part Number
Manufacturer
Murata
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Diode, Schottky
Diode, Schottky
Inductor
10µF, 25V, X5R
0.22µF, 25V, X5R
0.1µF, 6.3V, X5R
0.1µF, 6.3V, X5R
47µF, 6.3V, X5R
33µF, 6.3V, X5R
0.012µF, 6.3V, X5R
0.012µF, 6.3V, X5R
0.027µF, 6.3V, X5R
0.027µF, 6.3V, X5R
2A, 30V
GRM43DR61E106KA12
TMK107BJ224KA-T
C1005X5R0J104K
0603
Taiyo Yuden
TDK
0402
0402
C1005X5R0J104K
TDK
1210
GRM32ER60J476ME20
GRM32DR60J336ME19
C0402C123K9PACTU
C0402C123K9PACTU
C0402C273K9PACTU
C0402C273K9PACTU
MBRS230LT3G
Murata
1210
Murata
0402
Kemet
0402
Kemet
0402
Kemet
0402
Kemet
SMB
ON Semiconductor
ON Semiconductor
Sumida
2A, 30V
SMB
MBRS230LT3G
8.3x8.3x4 mm3
8.3x8.3x4 mm3
0402
10µH, 3A
CDRH8D38NP-100NC
CDRH8D43/HP-150NC
CRCW040210R0FK
CRCW040226K7FK
CRCW04025K90FK
CRCW040218K7FK
CRCW04025K90FK
L2
Inductor
15µH, 3A
Sumida
R1
R2
R3
R4
R5
Resistor
Vishay
10.0Ω, 1%
26.7kΩ, 1%
5.90kΩ, 1%
43.2kΩ, 1%
5.90kΩ, 1%
Resistor
0402
Vishay
Resistor
0402
Vishay
Resistor
0402
Vishay
Resistor
0402
Vishay
National
Semiconductor
U1
Regulator
Dual 2A Buck
ETSSOP-16
LM26400YMH
www.national.com
20
NSC [ National Semiconductor ]
