LM3401EVAL National Semiconductor, LM3401EVAL Datasheet - Page 5

• Manufacturer Part Number: LM3401EVAL
• Description: BOARD EVALUATION FOR LM3401
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3401EVAL

• Current - Output / Channel: 1A
• Outputs And Type: 1, Non-Isolated
• Features: Dimmable
• Voltage - Input: 4.5 ~ 35V
• Utilized Ic / Part: LM3401
• Kit Contents: Board
• Svhc: No SVHC (15-Dec-2010)
• Kit Features: Hysteretic Control For Speed And
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Voltage - Output: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

PCB Layout
Ref. #
IC1
Q1
D1
C1
C2
C3
R1
R2
R3
L1
20V, 4A, 25 mΩ, PFET
50V, 33 µF, electrolytic
25V, 220 pF, ceramic
5.2 µH, 5A, Inductor
25V, 10 µF, ceramic
30V, 4A, Schottky
0.0576Ω, 1%, 1W
LED Controller
Description
4.7 kΩ, 1%
40 kΩ,1%
TABLE 4. BOM for 3.5A Application (Vin = 5V to 20V)
FIGURE 11. Top Side PCB Layout
C3225X5R1E106K
WSL2512R0576F
MSS1038-522NL
EEEHA1H330XP
Part Number
Si3493BDV
SSB43L
LM3401
5
-
-
-
10.2 x 10.4
MSOP-8
6.6 x 6.6
SO-6
1210
0805
2512
0805
0805
SMB
Size
30025411
Panasonic
Coilcraft
Vendor
Vishay
Vishay
Vishay
NSC
TDK
www.national.com
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-
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