LM2679T-3.3 National Semiconductor, LM2679T-3.3 Datasheet - Page 21

• Manufacturer Part Number: LM2679T-3.3
• Description: Power Supply IC
• Manufacturer: National Semiconductor

Specifications of LM2679T-3.3

• No. Of Outputs: 1
• No. Of Pins: 7
• Output Current: 5A
• Peak Reflow Compatible (260 C): No
• Output Voltage: 3.3VDC
• Termination Type: Through Hole
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Application Hints
Table 6. Output Capacitors for Adjustable Output Voltage Applications
Output Voltage
1.21 to 2.50
2.5 to 3.75
6.25 to 7.5
10 to 12.5
12.5 to 15
3.75 to 5
5 to 6.25
7.5 to 10
15 to 20
20 to 30
30 to 37
(V)
Inductance
(µH)
33
47
33
47
100
100
100
100
100
22
33
47
22
33
47
68
22
33
47
68
33
47
68
33
47
68
33
47
68
33
47
68
33
47
68
10
15
22
33
47
68
*
*
*
*
(Continued)
No Values Available
AVX TPS Series
No.
7
5
4
3
4
3
2
3
2
2
1
3
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
C Code
C10
C1
C1
C1
C1
C1
C1
C1
C2
C2
C2
C2
C2
C2
C3
C2
C5
C5
C5
C4
C5
C5
C5
C5
C6
C6
C6
C6
C8
C8
C8
C8
C9
C9
C9
Surface Mount
No.
Sprague 594D
21
6
4
3
2
3
2
2
3
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
4
3
2
1
1
1
Series
C Code
C10
C11
C12
C12
C12
C13
C13
C13
C13
C13
C13
C2
C2
C2
C2
C2
C2
C2
C3
C3
C3
C3
C4
C3
C4
C3
C6
C6
C6
C5
C6
C6
C6
C6
C8
C8
C8
C8
C9
C9
C9
Kemet T495 Series
No.
7
5
4
3
4
3
2
3
2
2
1
3
2
1
1
2
2
1
1
2
2
1
1
1
1
1
1
2
2
2
1
2
1
1
1
8
5
4
3
2
2
C Code
C10
C10
C10
C10
C11
C11
C11
C11
C12
C12
C12
C12
C12
C12
C3
C3
C3
C3
C3
C3
C3
C4
C4
C4
C4
C4
C4
C6
C4
C8
C8
C8
C8
C8
C8
C8
C8
C8
C8
C8
C8
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