LM2670S-ADJ National Semiconductor, LM2670S-ADJ Datasheet - Page 20
![DC/DC Converter IC](/photos/19/2/190204/4243352_sml.jpg)
LM2670S-ADJ
Manufacturer Part Number
LM2670S-ADJ
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Specifications of LM2670S-ADJ
Input Voltage
40V
Output Voltage
37V
No. Of Pins
5
Termination Type
SMD
Mounting Type
Through Hole
Voltage Regulator Type
Buck Switching
Output Current Max
3A
Peak Reflow Compatible (260 C)
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2670S-ADJ
Manufacturer:
NS
Quantity:
4 000
Part Number:
LM2670S-ADJ
Manufacturer:
NS/国半
Quantity:
20 000
www.national.com
Capacitor Selection Guides
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)
Check voltage rating of capacitors to be greater than application input voltage.
Output
3.3
12
5
(Assumes worst case maximum input voltage and load current for a given inductance value)
Voltage (V)
Inductance
Output
3.3
12
5
(µH)
100
10
15
22
33
10
15
22
33
47
10
15
22
33
47
68
Inductance
Table 4. Input Capacitors for Fixed Output Voltage Application
Sanyo OS-CON SA
(µH)
100
10
15
22
33
10
15
22
33
47
10
15
22
33
47
68
No.
1
1
*
*
1
1
*
*
*
1
1
1
*
*
*
*
Series
C Code
AVX TPS Series
C10
C10
C10
No.
C7
C7
C7
C9
2
3
2
2
3
2
2
3
3
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
(Continued)
Sanyo MV-GX Series Nichicon PL Series
C Code
C10
C10
C10
No.
C5
C9
C5
C5
C7
C7
2
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
*
*
*
*
*
*
*
20
C Code
Surface Mount
C10
C14
C12
C10
C14
C12
C10
C10
C10
C10
C13
C12
C11
No.
Sprague 594D
Through Hole
C4
C4
C4
1
1
2
2
1
1
2
2
1
2
2
2
2
2
2
1
Series
C Code
C10
C13
C13
C12
C13
C13
C10
C10
C12
C12
C13
C13
C13
No.
C7
C7
C7
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Kemet T495 Series
C Code
C18
C24
C20
C14
C14
C18
C23
C20
C18
C18
C18
C18
C23
C21
C22
No.
C5
2
3
3
2
2
2
3
3
2
2
2
3
3
3
2
2
C Code
Panasonic HFQ
C10
C12
C12
C11
C12
C12
C10
C10
C12
C12
C12
No.
C8
C8
C8
C7
C7
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Series
C Code
C13
C12
C13
C13
C12
C13
C12
C11
C6
C6
C6
C6
C6
C6
C6
C6