LM2670LD-5.0 National Semiconductor, LM2670LD-5.0 Datasheet - Page 22

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LM2670LD-5.0

Manufacturer Part Number
LM2670LD-5.0
Description
IC REG SW 5.0V 3A STEP-DWN 14LLP
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet

Specifications of LM2670LD-5.0

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
5V
Current - Output
3A
Frequency - Switching
260kHz
Voltage - Input
8 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
14-LLP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power - Output
-
Other names
LM2670LD-5.0TR
www.national.com
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)
33
47
33
47
100
100
100
100
100
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
1
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

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