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LM2676 Datasheet(PDF) 20 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM2676
Description  SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator
PDF  25 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2676 Datasheet(HTML) 20 Page - National Semiconductor (TI)

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Capacitor Selection Guides (Continued)
Output
Voltage (V)
Inductance
(µH)
Through Hole
Sanyo OS-CON SA
Series
Sanyo MV-GX Series
Nichicon PL Series
Panasonic HFQ
Series
No.
C Code
No.
C Code
No.
C Code
No.
C Code
12
10
1
C9
1
C10
1
C18
1
C6
15
1
C10
1
C10
1
C18
1
C6
22
1
C10
1
C10
1
C18
1
C6
33
**
1
C10
1
C18
1
C6
47
**
1
C13
1
C23
1
C13
68
**
1
C12
1
C21
1
C12
100
**
1
C11
1
C22
1
C11
* Check voltage rating of capacitors to be greater than application input voltage.
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.
Table 5. Schottky Diode Selection Table
Reverse
Voltage
(V)
Surface Mount
Through Hole
3A
5A or More
3A
5A or More
20V
SK32
1N5820
SR302
30V
SK33
MBRD835L
1N5821
30WQ03F
31DQ03
40V
SK34
MBRB1545CT
1N5822
30BQ040
6TQ045S
MBR340
MBR745
30WQ04F
31DQ04
80SQ045
MBRS340
SR403
6TQ045
MBRD340
50V or
More
SK35
MBR350
30WQ05F
31DQ05
SR305
Diode Manufacturer Contact Numbers
International Rectifier
Phone
(310) 322-3331
FAX
(310) 322-3332
Motorola
Phone
(800) 521-6274
FAX
(602) 244-6609
General
Semiconductor
Phone
(516) 847-3000
FAX
(516) 847-3236
Diodes, Inc.
Phone
(805) 446-4800
FAX
(805) 446-4850
Table 6. Output Capacitors for Adjustable Output Voltage Applications
Output Voltage
(V)
Inductance
(µH)
Surface Mount
AVX TPS Series
Sprague 594D
Series
Kemet T495 Series
No.
C Code
No.
C Code
No.
C Code
1.21 to 2.50
33*
7
C1
6
C2
7
C3
47*
5
C1
4
C2
5
C3
www.national.com
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