LM2678-5.0 National Semiconductor, LM2678-5.0 Datasheet - Page 17

• Manufacturer Part Number: LM2678-5.0
• Description: SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator
• Manufacturer: National Semiconductor

Application Hints
No. represents the number of identical capacitor types to be connected in parallel
C Code indicates the Capacitor Reference number in Table 2 for identifying the specific component from the manufacturer.
Voltage
Voltage
Output
Output
(V)
3.3
(V)
3.3
12
12
5
5
Inductance
Inductance
(µH)
(µH)
100
100
10
15
22
33
10
15
22
33
47
10
15
22
33
47
68
10
15
22
33
10
15
22
33
47
10
15
22
33
47
68
TABLE 3. Output Capacitors for Fixed Output Voltage Application
Sanyo OS-CON SA
(Continued)
AVX TPS Series
No.
No.
5
4
3
1
4
3
3
2
2
4
3
2
2
2
1
1
2
2
1
1
2
1
1
1
1
2
1
1
1
1
1
1
Series
C Code
C Code
C5
C5
C5
C5
C4
C5
C5
C4
C4
C7
C8
C7
C7
C7
C6
C6
C1
C1
C2
C1
C2
C3
C2
C2
C2
C5
C5
C5
C5
C4
C5
C4
Surface Mount
No.
No.
Sprague 594D
Sanyo MV-GX
5
4
2
2
4
2
2
2
1
3
2
2
1
1
1
1
2
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
Series
Series
17
C Code
C Code
C10
C10
C10
C10
C1
C1
C7
C7
C6
C7
C7
C3
C7
C6
C7
C6
C7
C6
C5
C5
Through Hole
C6
C5
C5
C9
C5
C4
C6
C5
C4
C3
C2
C2
Nichicon PL Series
Kemet T495 Series
No.
No.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
4
3
3
4
3
3
2
2
5
4
3
3
2
2
1
C Code
C Code
C14
C17
C13
C12
C11
C10
C8
C7
C5
C5
C6
C5
C5
C4
C2
C9
C2
C3
C4
C4
C4
C5
C4
C4
C4
C9
C9
C8
C8
C8
C7
C8
Panasonic HFQ
No.
2
2
1
1
2
1
1
1
2
2
1
1
1
1
1
1
Series
C Code
C6
C5
C7
C7
C5
C7
C5
C4
C4
C4
C5
C5
C4
C3
C3
C1
www.national.com