Datasheet

LM26400Y
SNVS457C –FEBRUARY 2007–REVISED APRIL 2013 www.ti.com
LM26400Y Design Examples
Table 3. Bill of Materials (Circuit 1, V
IN
= 7V to 20V, Output1 = 3.3V/2A, Output2 = 5V/2A)
Part Description Part Values Physical Size Part Number Manufacturer
C1 Capacitor, Ceramic 10µF, 25V, X5R 1812 GRM43DR61E106KA12 Murata
C2 Capacitor, Ceramic 0.22µF, 25V, X5R 0603 TMK107BJ224KA-T Taiyo Yuden
C3 Capacitor, Ceramic 0.1µF, 6.3V, X5R 0402 C1005X5R0J104K TDK
C4 Capacitor, Ceramic 0.1µF, 6.3V, X5R 0402 C1005X5R0J104K TDK
C5 Capacitor, Ceramic 47µF, 6.3V, X5R 1210 GRM32ER60J476ME20 Murata
C6 Capacitor, Ceramic 33µF, 6.3V, X5R 1210 GRM32DR60J336ME19 Murata
C7 Capacitor, Ceramic 0.012µF, 6.3V, X5R 0402 C0402C123K9PACTU Kemet
C8 Capacitor, Ceramic 0.012µF, 6.3V, X5R 0402 C0402C123K9PACTU Kemet
C9 Capacitor, Ceramic 0.027µF, 6.3V, X5R 0402 C0402C273K9PACTU Kemet
C10 Capacitor, Ceramic 0.027µF, 6.3V, X5R 0402 C0402C273K9PACTU Kemet
D1 Diode, Schottky 2A, 30V SMB MBRS230LT3G ON Semiconductor
D2 Diode, Schottky 2A, 30V SMB MBRS230LT3G ON Semiconductor
L1 Inductor 10µH, 3A 8.3x8.3x4 mm
3
CDRH8D38NP-100NC Sumida
L2 Inductor 15µH, 3A 8.3x8.3x4 mm
3
CDRH8D43/HP-150NC Sumida
R1 Resistor 10.0Ω, 1% 0402 CRCW040210R0FK Vishay
R2 Resistor 26.7kΩ, 1% 0402 CRCW040226K7FK Vishay
R3 Resistor 5.90kΩ, 1% 0402 CRCW04025K90FK Vishay
R4 Resistor 43.2kΩ, 1% 0402 CRCW040218K7FK Vishay
R5 Resistor 5.90kΩ, 1% 0402 CRCW04025K90FK Vishay
U1 Regulator Dual 2A Buck HTSSOP-16 LM26400YMH Texas Instruments
LM26400Y Design Examples
Figure 40. Example Circuit 2
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