LM20333EVAL National Semiconductor, LM20333EVAL Datasheet - Page 18

• Manufacturer Part Number: LM20333EVAL
• Description: EVALUATION BOARD FOR THE LM20333
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM20333EVAL

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 3.3V
• Current - Output: 3A
• Voltage - Input: 4.5 ~ 25V
• Regulator Topology: Buck
• Board Type: Fully Populated
• Utilized Ic / Part: LM20333
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Frequency - Switching: -

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Bill of Materials (V
C2, C3
C5, C6
R1, R4
U1
C1
C4
C7
C8
C9
D1
R2
R3
L1
ID
Qty
1
1
2
1
1
1
1
1
1
1
2
1
1
GRM21BR61E475KA12L
IHLP4040DZER5R6M01
C3225X5R1E226M
C1608X7R1H104K
C1608X5R1A105K
C1608C0G1H100J
C1608C0G1H152J
CMMSH1-40-NST
CRCW06031002F
CRCW06031502F
CRCW06033092F
IN
6TPB150MAZB
Part Number
LM20333MH
= 12V, V
FIGURE 14. Typical Application Schematic
OUT
= 3.3V, I
eTSSOP-20
IHLP4040
SOD123
18
1210
0805
0603
0603
0603
0603
0603
0603
0603
Size
B
OUT
= 3A, f
Vr = 40V, Io = 1A, Vf = 0.55V
150µF,POSCAP, 6.3V, 20%
5.6µH, 0.018 Ohms, 16A
IC, Switching Regulator
100nF, X7R, 50V, 10%
4.7µF, X5R, 25V, 10%
22µF, X5R, 25V, 20%
1.5nF, C0G, 50V, 5%
10pF, C0G, 50V, 5%
1µF, X7R, 10V, 10%
SW
Description
30.9kΩ, 1%
10kΩ, 1%
15kΩ, 1%
= 500kHz)
Semiconductor
Vendor
MuRata
Central
Vishay
Vishay
Vishay
Vishay
Sanyo
30051644
NSC
TDK
TDK
TDK
TDK
TDK