LM3670MF-1.5EV National Semiconductor, LM3670MF-1.5EV Datasheet - Page 3

• Manufacturer Part Number: LM3670MF-1.5EV
• Description: BOARD EVALUATION LM3670MF-1.5
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3670MF-1.5EV

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.5V
• 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: -

Pin #
1
2
3
4
5
Connection Diagram and Package Mark Information
Pin Descriptions
Name
V
GND
EN
FB
SW
IN
Description
Power supply input. Connect to the input filter capacitor
Ground pin
Enable input
Feedback analog input. Connect to the output filter capacitor
Switching node connection to the internal PFET switch and NFET synchronous rectifier. Connect to
an inductor with a saturation current rating that exceeds the 750 mA max. Switch Peak Current Limit
Specification.
FIGURE 3. SOT23–5 Package-Top View
3
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