LM2673S-12 National Semiconductor, LM2673S-12 Datasheet - Page 22

• Manufacturer Part Number: LM2673S-12
• Description: IC, SWITCHING REG 3A 12V, SMD, 2673
• Manufacturer: National Semiconductor

Specifications of LM2673S-12

• Primary Input Voltage: 24V
• No. Of Outputs: 1
• Output Voltage: 12V
• Output Current: 3A
• Voltage Regulator Case Style: TO-263
• No. Of Pins: 7
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Capacitor Selection Guides
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)
Table 6. Output Capacitors for Adjustable Output Voltage Applications
Inductance
(µH)
100
100
100
100
100
33*
47*
33*
47*
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
No Values Available
AVX TPS Series
(Continued)
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
22
Surface Mount
No.
Sprague 594D
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