LM2599SX-12/NOPB National Semiconductor, LM2599SX-12/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM2599SX-12/NOPB
• Description: IC REG SW 12V 3A STP DN TO-263-7
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2599SX-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 3A
• Frequency - Switching: 150kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (7 leads + tab)
• For Use With: 551011367-021 - BOARD WEBENCH BUILD IT LM2599
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2599SX-12; *LM2599SX-12/NOPB; LM2599SX-12

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LM2599 Series Buck Regulator Design Procedure
L15
L21
L22
L23
L24
L25
L26
L27
L28
L29
L30
L31
L32
L33
L34
L35
L36
L37
L38
L39
L40
L41
L42
L43
L44
Inductance
(µH)
330
220
150
100
220
150
100
150
100
22
68
47
33
22
15
68
47
33
22
15
68
47
33
22
68
Current
0.99
0.99
1.17
1.40
1.70
0.80
1.00
1.20
1.47
1.78
1.70
(A)
2.1
2.2
2.5
3.1
3.4
2.1
2.5
3.1
3.5
3.5
3.5
2.7
3.4
3.4
Coilcraft Inc.
Coilcraft Inc., Europe
Pulse Engineering Inc.
Pulse Engineering Inc.,
Europe
Renco Electronics Inc.
Schott Corp.
67148350
67144070
67144080
67144090
67148370
67148380
67144100
67144110
67144120
67144130
67144140
67144150
67144160
67148390
67148400
67144170
67144180
67144190
67144200
67144210
67144220
67144230
67148410
67144240
67144250
FIGURE 9. Inductor Manufacturers Phone Numbers
Through
FIGURE 8. Inductor Manufacturers Part Numbers
Hole
Schott
67148460
67144450
67144460
67144470
67148480
67148490
67144480
67144490
67144500
67144510
67144520
67144530
67144540
67148500
67148790
67148290
67148300
Surface
Mount
—
—
—
—
—
—
—
—
RL-1284-22-43
RL-5471-5
RL-5471-6
RL-5471-7
RL-1283-22-43
RL-1283-15-43
RL-5471-1
RL-5471-2
RL-5471-3
RL-5471-4
RL-5471-5
RL-5471-6
RL-5471-7
RL-1283-22-43
RL-1283-15-43
RL-5473-1
RL-5473-4
RL-5472-1
RL-5472-2
RL-5472-3
RL-5472-4
RL-5472-5
RL-5473-4
RL-5473-2
RL-5473-3
16
Through
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Hole
Renco
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
RL1500-22
RL1500-68
Surface
Mount
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
(Continued)
PE-53815
PE-53821
PE-53822
PE-53823
PE-53824
PE-53825
PE-53826
PE-53827
PE-53828
PE-53829
PE-53830
PE-53831
PE-53932
PE-53933
PE-53934
PE-53935
PE-54036
PE-54037
PE-54038
PE-54039
PE-54040
PE-54041
PE-54042
PE-54043
PE-54044
Through
Hole
Pulse Engineering
PE-53815-S
PE-53821-S
PE-53822-S
PE-53823-S
PE-53825-S
PE-53824-S
PE-53826-S
PE-53827-S
PE-53828-S
PE-53829-S
PE-53830-S
PE-53831-S
PE-53932-S
PE-53933-S
PE-53934-S
PE-53935-S
PE-54036-S
PE-54037-S
PE-54038-S
PE-54039-S
PE-54040-S
PE-54041-S
PE-54042-S
Surface
Mount
—
—
DOS022P-334
DOS022P-224
DOS022P-154
DOS022P-104
DOS022P-683
DOS022P-473
DOS022P-333
DOS022P-223
DOS022P-153
DO3308-223
DO3316-683
DO3316-473
DO3316-333
DO3316-223
DO3316-153
Coilcraft
Surface
Mount
—
—
—
—
—
—
—
—
—
—