LM27965SQ
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- Mfr.Part #
- LM27965SQ
- Manufacturer
- National Semiconductor
- Package / Case
- 24-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRV RGLTR I2C 30MA 24WQFN
- Stock
- 1,975
- In Stock ：
- 1,975
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- Manufacturer :
- National Semiconductor
- Product Category :
- LED Drivers
- Packaging :
- Tape and Reel (TR)
- Lead Free :
- Contains Lead
- Number of Terminations :
- 24
- Type :
- DC DC Regulator
- Terminal Pitch :
- 0.5mm
- Multiplexed Display Capability :
- No
- Supply Voltage :
- 3.6V
- Data Input Mode :
- Serial
- Height Seated (Max) :
- 0.8mm
- Number of Segments :
- 9
- Pbfree Code :
- No
- Number of Functions :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Pins :
- 24
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- RoHS Status :
- Non-RoHS Compliant
- Quiescent Current :
- 2.9mA
- Voltage - Supply (Min) :
- 2.7V
- Mount :
- Surface Mount
- Pin Count :
- 24
- Applications :
- Backlight
- Radiation Hardening :
- No
- JESD-609 Code :
- e0
- Base Part Number :
- LM27965
- Topology :
- Switched Capacitor (Charge Pump)
- Power Supplies :
- 3/5V
- Peak Reflow Temperature (Cel) :
- 260
- Internal Switch(s) :
- yes
- Dimming :
- I2C
- Current - Output / Channel :
- 30mA
- Operating Temperature :
- -30°C~85°C TA
- Operating Supply Voltage :
- 5.5V
- Switching Frequency :
- 1.27MHz
- Mounting Type :
- Surface Mount
- Voltage - Output :
- 2V~4V
- Terminal Position :
- QUAD
- Package / Case :
- 24-WFQFN Exposed Pad
- Width :
- 4mm
- Nominal Supply Current :
- 2.9mA
- Number of Outputs :
- 9
- Datasheets
- LM27965SQ
LED Drivers National Semiconductor LM27965SQ Overview
The LM27965SQ from National Semiconductor represents a sophisticated solution in the realm of LED drivers, designed specifically for advanced mobile applications. This integrated circuit is tailored to manage the power requirements of LEDs through a highly efficient, regulated output with precise current control. Its integration with an I2C interface facilitates programmable control, making it a versatile choice for developers looking to maximize the performance of their LED lighting systems. The LM27965SQ ensures consistent brightness and extends the lifespan of LEDs, crucial for devices where reliability and efficiency are paramount. By incorporating this LED driver into your designs, you can achieve superior display illumination and backlighting functionalities that are compact and energy-efficient, making it an ideal component for high-volume, B2B applications.
LM27965SQ Features
This LED driver chip boasts several key features that make it stand out in the competitive field of electronic components. The LM27965SQ includes a dual-string LED driver with an integrated boost regulator, capable of delivering up to 30 mA to each LED output, which ensures uniform brightness. The I2C-compatible interface supports extensive programmability for brightness levels, allowing for dynamic lighting effects and power management. Additionally, its small 24-WQFN package is optimized for space-constrained applications, providing a high degree of integration and reliability.
LM27965SQ Applications
- Smartphones and Tablets: In these devices, the LM27965SQ drives the backlight for LCD displays, offering precise brightness control and enhanced color accuracy, crucial for user experience.
- Portable Media Players: Utilizes the driver to provide consistent lighting, essential for ensuring visibility and readability under various lighting conditions.
- GPS Units: The driver is used in GPS displays to maintain clear visibility and readability, vital for navigation accuracy in different environments.
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