LM2670S-ADJ/NOPB National Semiconductor, LM2670S-ADJ/NOPB Datasheet - Page 19
![no-image](/images/manufacturer_photos/0/4/469/national_semiconductor_sml.jpg)
LM2670S-ADJ/NOPB
Manufacturer Part Number
LM2670S-ADJ/NOPB
Description
IC REG SIMPLE SWITCHER TO-263-7
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Specifications of LM2670S-ADJ/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
1.2 ~ 37 V
Current - Output
3A
Frequency - Switching
260kHz
Voltage - Input
8 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
D²Pak, TO-263 (7 leads + tab)
Primary Input Voltage
40V
No. Of Outputs
1
Output Voltage
37V
Output Current
3A
No. Of Pins
7
Operating Temperature Range
-40°C To +125°C
Msl
MSL 3 - 168 Hours
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2670S-ADJ
*LM2670S-ADJ/NOPB
LM2670S-ADJ
*LM2670S-ADJ/NOPB
LM2670S-ADJ
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
3.3
12
5
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 3. Output 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
2
1
1
1
1
2
1
1
1
1
1
1
Series
C Code
AVX TPS Series
No.
C3
C3
C5
C2
C4
C5
C5
C4
C4
C7
C8
C7
C7
C7
C7
C7
4
4
3
2
4
3
3
2
2
4
3
2
2
2
1
1
Sanyo MV-GX Series
C Code
No.
C2
C2
C2
C2
C2
C2
C2
C2
C2
C5
C5
C5
C5
C4
C5
C4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
19
Sprague 594D Series
C Code
C10
C10
C10
C10
C10
C10
Surface Mount
No.
C5
C5
C4
C5
C5
C5
C3
C3
C2
C2
Through Hole
3
3
2
2
4
2
2
2
1
3
2
2
1
1
1
1
Nichicon PL Series
C Code
No.
C1
C1
C7
C6
C6
C7
C7
C3
C7
C6
C7
C6
C7
C6
C5
C5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Kemet T495 Series
C Code
C13
C13
C13
C18
C17
C13
C11
C10
C10
No.
C6
C6
C5
C6
C5
C5
C9
4
4
3
2
4
3
3
2
2
5
4
3
2
2
2
1
C Code
Panasonic HFQ
No.
C4
C4
C4
C4
C4
C4
C4
C4
C4
C9
C8
C8
C8
C8
C7
C8
2
2
1
1
2
1
1
1
2
2
1
1
1
1
1
1
Series
C Code
www.national.com
C6
C5
C7
C5
C5
C6
C5
C5
C3
C5
C5
C5
C4
C3
C3
C1