LM2670S-12/NOPB National Semiconductor, LM2670S-12/NOPB Datasheet - Page 22
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LM2670S-12/NOPB
Manufacturer Part Number
LM2670S-12/NOPB
Description
IC REG SIMPLE SWITCHER TO-263-7
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet
1.LM2670SD-ADJNOPB.pdf
(26 pages)
Specifications of LM2670S-12/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
12V
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
24V
No. Of Outputs
1
Output Voltage
12V
Output Current
3A
No. Of Pins
7
Operating Temperature Range
-40°C To +125°C
Msl
MSL 3 - 168 Hours
Supply Voltage Range
8V To 40V
Rohs Compliant
Yes
Filter Terminals
SMD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2670S-12
*LM2670S-12/NOPB
LM2670S-12
*LM2670S-12/NOPB
LM2670S-12
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM2670S-12/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
www.national.com
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)
100
100
100
100
100
33*
47*
33*
47*
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
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
Sprague 594D Series
Surface Mount
No.
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
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