LM2676S-5.0 National Semiconductor, LM2676S-5.0 Datasheet - Page 20

IC, STEP-DOWN REGULATOR, TO-263-7

LM2676S-5.0

Manufacturer Part Number
LM2676S-5.0
Description
IC, STEP-DOWN REGULATOR, TO-263-7
Manufacturer
National Semiconductor
Datasheet

Specifications of LM2676S-5.0

Primary Input Voltage
12V
No. Of Outputs
1
Output Voltage
5V
Output Current
3A
No. Of Pins
7
Operating Temperature Range
-40°C To +125°C
Supply Voltage Range
8V To 40V
Termination Type
SMD
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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* 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.
Voltage (V)
Output
12
Output Voltage
1.21 to 2.50
2.5 to 3.75
Inductance
(V)
(µH)
100
10
15
22
33
47
68
Table 6. Output Capacitors for Adjustable Output Voltage Applications
Reverse
Voltage
50V or
More
20V
30V
40V
(V)
Sanyo OS-CON SA
Inductance
No.
International Rectifier
Motorola
General
Semiconductor
Diodes, Inc.
1
1
1
*
*
*
*
(µH)
33*
47*
33*
47*
Series
MBRD340
30WQ03F
30WQ04F
MBRS340
30WQ05F
30BQ040
SK32
SK33
SK34
SK35
Table 5. Schottky Diode Selection Table
3A
Diode Manufacturer Contact Numbers
C Code
C10
C10
Surface Mount
C9
*
*
*
*
AVX TPS Series
No.
7
5
4
3
MBRB1545CT
5A or More
MBRD835L
Sanyo MV-GX Series
6TQ045S
No.
C Code
1
1
1
1
1
1
1
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
C1
C1
C1
C1
20
C Code
C10
C10
C10
C10
C13
C12
C11
Sprague 594D Series
31DQ03
31DQ05
SR305
Through Hole
MBR340
MBR350
31DQ04
1N5820
1N5821
1N5822
SR302
SR403
(310) 322-3331
(310) 322-3332
(800) 521-6274
(602) 244-6609
(516) 847-3000
(516) 847-3236
(805) 446-4800
(805) 446-4850
Surface Mount
No.
6
4
3
2
3A
Through Hole
Nichicon PL Series
No.
1
1
1
1
1
1
1
C Code
C2
C2
C2
C2
5A or More
80SQ045
MBR745
6TQ045
C Code
C18
C18
C18
C18
C23
C21
C22
Kemet T495 Series
No.
7
5
4
3
Panasonic HFQ
No.
C Code
1
1
1
1
1
1
1
C3
C3
C3
C3
Series
C Code
C13
C12
C11
C6
C6
C6
C6

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