LM26420YMHEVAL/NOPB National Semiconductor, LM26420YMHEVAL/NOPB Datasheet - Page 26

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LM26420YMHEVAL/NOPB

Manufacturer Part Number
LM26420YMHEVAL/NOPB
Description
BOARD EVAL SYNC BUCK 550KHZ
Manufacturer
National Semiconductor
Series
PowerWise®r
Datasheets

Specifications of LM26420YMHEVAL/NOPB

Main Purpose
DC/DC, Step Down
Outputs And Type
2, Non-Isolated
Voltage - Output
1.2V, 2.5V
Current - Output
2A, 2A
Voltage - Input
3 ~ 5.5V
Regulator Topology
Buck
Frequency - Switching
550kHz
Board Type
Fully Populated
Utilized Ic / Part
LM26420
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
LM26420YMHEVAL
www.national.com
LM26420Y Design Example 6
C1, C2, C6
Part ID
C3, C4
R3, R4
R5, R6
L1, L2
U1
C5
R2
R1
R7
FIGURE 18. LM26420Y (550kHz): V
0.47µF, 10V, 0805, X7R
22µF, 6.3V, 1206, X5R
47µF, 6.3V, 1206, X5R
2A Buck Regulator
10.0kΩ, 0603, 1%
12.7kΩ, 0603, 1%
49.9kΩ, 0603, 1%
31.6kΩ, 0603, 1%
4.99Ω, 0603, 1%
5.0µH, 2.82A
Part Value
IN
Bill of Materials
= 5V, V
26
OUT1
= 3.3V @ 2.0A and V
Manufacturer
Coilcraft
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
NSC
TDK
TDK
OUT2
= 1.8V @ 2.0A
VJ0805Y474KXQCW1BC
30069603
C3216X5R0J226M
C3216X5R0J476M
CRCW060310K0F
CRCW060312K7F
CRCW060649K9F
CRCW060331K6F
CRCW06034R99F
MSS7341-502NL
Part Number
LM26420Y

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