LM3679UR-1.8
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- Mfr.Part #
- LM3679UR-1.8
- Manufacturer
- National Semiconductor
- Package / Case
- 5-XFBGA
- Datasheet
- Download
- Description
- SWITCHING REGULATOR, VOLTAGE-MOD
- Stock
- 12,309
- In Stock ：
- 12,309
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- Manufacturer :
- National Semiconductor
- Product Category :
- DC DC Switching Controllers
- Operating Supply Voltage :
- 5.5V
- Number of Outputs :
- 1
- RoHS Status :
- ROHS3 Compliant
- Synchronous Rectifier :
- yes
- Max Output Voltage :
- 1.8V
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Output Power :
- 630mW
- Control Mode :
- VOLTAGE-MODE
- Additional Feature :
- CURRENT MODE CONTROL IS ALSO POSSIBLE IN PFM CONTROL TECHNIQUE
- Input Voltage-Nom :
- 3.6V
- Function :
- Step-Down
- Efficiency :
- 93 %
- Voltage - Input (Min) :
- 2.5V
- Output Type :
- FIXED
- Operating Temperature :
- -30°C~85°C TA
- Number of Pins :
- 5
- Packaging :
- Tape and Reel (TR)
- Output Configuration :
- Positive
- Height :
- 425μm
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Radiation Hardening :
- No
- Frequency - Switching :
- 3MHz
- Min Supply Voltage :
- 2.5V
- Base Part Number :
- LM3679
- Pbfree Code :
- yes
- Length :
- 0m
- Width :
- 0m
- Terminal Form :
- Ball
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Factory Lead Time :
- 6 Weeks
- Mounting Type :
- Surface Mount
- Quiescent Current :
- 16μA
- Control Technique :
- PULSE WIDTH MODULATION
- Topology :
- Buck
- Lead Free :
- Lead Free
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Number of Terminations :
- 5
- Terminal Position :
- BOTTOM
- Mount :
- Surface Mount
- JESD-609 Code :
- e1
- Thickness :
- 220μm
- Max Output Power :
- 630mW
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Nominal Supply Current :
- 5mA
- Package / Case :
- 5-XFBGA
- Max Output Current :
- 350mA
- Output Voltage :
- 1.8V
- Datasheets
- LM3679UR-1.8
DC DC Switching Controllers National Semiconductor LM3679UR-1.8 Overview
The LM3679UR-1.8 from National Semiconductor is a high-efficiency switching regulator designed for the demanding requirements of modern portable and battery-operated electronics. This DC DC Switching Controller offers a compact solution for achieving high voltage regulation with minimal power loss, making it an essential component for power management solutions. The device integrates advanced features to ensure reliable performance under varying load and power conditions, which makes it highly suited for applications requiring efficient power conversion and management. With its robust design and proven efficiency, the DC DC Switching Controllers National Semiconductor LM3679UR-1.8 is ideal for designers looking to optimize power consumption and prolong battery life in their products.
LM3679UR-1.8 Features
The LM3679UR-1.8 boasts several key features that make it a standout choice for power supply design. It includes an adjustable output from 1.8V, high efficiency up to 92%, and a low quiescent current which is crucial for battery-operated devices. The device supports a wide input voltage range, providing flexibility in various battery voltages and configurations. Additionally, its small package size facilitates integration into space-constrained applications.
LM3679UR-1.8 Applications
- Smartphones and Tablets: Utilizes its high-efficiency operation to extend battery life while maintaining stable voltage levels, even under variable load conditions.
- Portable Media Players: Helps in minimizing power consumption during both active and standby modes, thereby enhancing the device's battery endurance.
- Wireless Communication Devices: Its ability to provide consistent performance under different operating conditions makes it ideal for powering sensitive RF components.
- Wearable Technology: The small footprint and high efficiency of
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