LM3670MF-1.2EV National Semiconductor, LM3670MF-1.2EV Datasheet - Page 14

• Manufacturer Part Number: LM3670MF-1.2EV
• Description: BOARD EVALUATION LM3670MF-1.2
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3670MF-1.2EV

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2V
• Current - Output: 350mA
• Voltage - Input: 2.5 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM3670
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -
• Lead Free Status / Rohs Status: Not Compliant

www.national.com
Application Information
VOUT (V)
1.875
1.24
1.24
1.1
1.2
1.5
1.6
1.7
2.5
R1 (KΩ)
240
280
300
221
402
442
487
549
806
TABLE 3. Adjustable LM3670 Configurations for Various V
R2 (KΩ)
200
200
200
150
200
200
200
200
200
(Continued)
C1 (pF)
68
56
56
75
39
39
33
30
22
14
C2 (pF)
none
none
none
none
none
none
none
120
82
L (µH)
4.7
4.7
4.7
4.7
10
10
10
10
10
OUT
(Continued)
CIN (µF)
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
COUT (µF)
Note: (10 ||
14.7
10
10
10
10
10
10
10
22
4.7)