LM3679
LM3679 is 350mA Miniature Step-Down DC-DC Converter manufactured by Texas Instruments.
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SNVS510A
- SEPTEMBER 2007
- REVISED FEBRUARY 2008
LM3679 3MHz, 350m A Miniature Step-Down DC-DC Converter for Ultra Low Profile Applications (Height < 0.55mm)
Check for Samples: LM3679
Features
- 2 16 µA Typical Quiescent Current
- 350 m A Maximum Load Capability
- 3 MHz PWM Fixed Switching Frequency (typ)
- Automatic PFM/PWM Mode Switching
- Available in 5-Bump DSBGA YZR Package and
YPD Package
- Internal Synchronous Rectification for High
Efficiency
- Internal Soft Start
- 0.01 µA Typical Shutdown Current
- Operates from a Single Li-Ion Cell Battery
- Current Overload and Thermal Shutdown
Protection
- Three External ponents Required for
Typical Applications
- Low Profile Solution (0.55mm Max Height,
Includes Four External ponents)
APPLICATIONS
- Mobile Phones
- PDAs
- MP3 Players
- W-LAN
- Portable...
