LM3670MF-2.5
- Mfr.Part #
- LM3670MF-2.5
- Manufacturer
- National Semiconductor
- Package / Case
- Datasheet
- Download
- Description
- SWITCHING REGULATOR, VOLT-MODE
- Stock
- 345
- In Stock :
- 345
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- RoHS Status :
- Non-RoHS Compliant
- ECCN Code :
- EAR99
- Pin Count :
- 5
- Width :
- 1.6mm
- Qualification Status :
- Not Qualified
- Input Voltage (Min) :
- 3.6V
- HTS Code :
- 8542.39.00.01
- Terminal Form :
- Gull wing
- Switcher Configuration :
- Buck
- Operating Temperature (Max) :
- 85°C
- Length :
- 2.92mm
- Number of Terminals :
- 5
- Terminal Finish :
- Tin/Lead (Sn85Pb15)
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature (Min) :
- -40°C
- Temperature Grade :
- Industrial
- JESD-30 Code :
- R-PDSO-G5
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Control Mode :
- VOLTAGE-MODE
- Terminal Position :
- Dual
- Input Voltage-Nom :
- 3.6V
- JESD-609 Code :
- e0
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Pbfree Code :
- No
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Pitch :
- 0.953mm
- Surface Mount :
- yes
- Reach Compliance Code :
- Compliant
- Seated Height-Max :
- 1.22mm
- Switching Frequency-Max :
- 1300kHz
- Input Voltage (Max) :
- 5.5V
- Number of Functions :
- 1
- Additional Feature :
- AUTOMATIC PFM/PWM MODE SWITCHING
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Output Current-Max :
- 0.75A
- Datasheets
- LM3670MF-2.5
LM3670MF-2.5 Documents

Voltage Regulators - DC DC Switching Regulators National Semiconductor LM3670MF-2.5 Overview
The LM3670MF-2.5 by National Semiconductor is a highly efficient, micro power, monolithic synchronous step-down DC DC converter that provides significant advantages for modern battery-powered applications. This voltage regulator is designed to deliver a fixed output of 2.5V with an input voltage range of 2.7V to 5.5V, making it an ideal solution for extending battery life in mobile devices. Due to its tiny package and minimal external component requirement, the LM3670MF-2.5 is perfect for space-constrained applications. The inclusion of a synchronous rectification scheme enhances efficiency, while a high switching frequency minimizes the size of external components.
LM3670MF-2.5 Features
- Fixed output voltage of 2.5V, suitable for various electronic applications.
- High-efficiency synchronous step-down regulator enhances battery life.
- Ultra-small SOT-23-5 package for optimal space utilization.
- High 2 MHz switching frequency allows for smaller inductor and capacitor sizes.
- Output load capacity up to 600 mA, ideal for high-demand applications.
LM3670MF-2.5 Applications
- Mobile Phones: Used in powering CPU cores, reducing energy consumption while maximizing processing power.
- Portable Media Players: Ensures stable voltage supply for consistent device performance even under varied load conditions.
- Handheld GPS: Critical for maintaining device reliability and precision in navigation applications.
- Wireless Peripherals: Powers devices such as wireless mice and keyboards, ensuring efficient operation and long battery life.
- Personal Digital Assistants (PDAs): Provides efficient power management for extended operational hours.
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