LM2596T-12 National Semiconductor, LM2596T-12 Datasheet - Page 18

• Manufacturer Part Number: LM2596T-12
• Description: IC, STEP-DOWN VOLTAGE REGULATOR, TO220-5
• Manufacturer: National Semiconductor

Specifications of LM2596T-12

• Input Voltage: 40V
• Output Current: 3A
• Output Voltage: 12V
• No. Of Outputs: 1
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Termination Type: Through Hole
• Filter Terminals: Through Hole
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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LM2596 Series Buck Regulator Design Procedure
More 30WQ05
20V
30V 30WQ03
40V SK34
50V SK35
VR
or
SK32
SK33
MBRS340
30WQ04
MBRS360
Schottky
Surface Mount
Ultra Fast
MURS320
Recovery
30WF10
rated to
at least
diodes
these
All of
50V.
are
3A Diodes
FIGURE 10. Capacitor Manufacturers Phone Numbers
Nichicon Corp.
Panasonic
AVX Corp.
Sprague/Vishay
1N5820
SR302
MBR320
1N5821
MBR330
31DQ03
1N5822
SR304
MBR340
31DQ04
SR305
MBR350
31DQ05
Schottky
Through Hole
FIGURE 11. Diode Selection Table
Ultra Fast
Recovery
MUR320
rated to
at least
diodes
these
All of
50V.
are
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
18
50WQ03
50WQ04
50WQ05
Schottky
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
Surface Mount
Ultra Fast
MURS620
Recovery
50WF10
rated to
at least
diodes
these
All of
50V.
(Continued)
are
4A–6A Diodes
SR502
1N5823
SB520
SR503
1N5824
SB530
SR504
1N5825
SB540
SB550
50SQ080
Schottky
Through Hole
Ultra Fast
Recovery
MUR620
HER601
rated to
at least
diodes
these
All of
50V.
are