LM27964SQ-I
- Mfr.Part #
- LM27964SQ-I
- Manufacturer
- National Semiconductor
- Package / Case
- 24-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRV RGLTR I2C 24WQFN
- Stock
- 4,021
- In Stock :
- 4,021
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- Manufacturer :
- National Semiconductor
- Product Category :
- LED Drivers
- Package / Case :
- 24-WFQFN Exposed Pad
- Base Part Number :
- LM27964
- Nominal Supply Current :
- 1.3mA
- Packaging :
- Tape and Reel (TR)
- Touchscreen :
- Capacitive
- Number of Outputs :
- 7
- Output Current :
- 180mA
- Switching Frequency :
- 700kHz
- Operating Temperature :
- -30°C~85°C TA
- Number of Pins :
- 24
- Quiescent Current :
- 1.3mA
- Terminal Finish :
- Matte Tin (Sn)
- Dimming :
- I2C
- Radiation Hardening :
- No
- Terminal Pitch :
- 0.5mm
- Voltage - Output :
- 2V~4V
- Topology :
- Switched Capacitor (Charge Pump)
- Terminal Position :
- QUAD
- ECCN Code :
- EAR99
- HTS Code :
- 8542.39.00.01
- Pbfree Code :
- No
- Lead Free :
- Contains Lead
- Number of Segments :
- 22
- Type :
- DC DC Regulator
- Applications :
- Backlight
- Power Supplies :
- 3/5V
- Mounting Type :
- Surface Mount
- Internal Switch(s) :
- yes
- Current - Output / Channel :
- 30mA 80mA
- Peak Reflow Temperature (Cel) :
- 260
- RoHS Status :
- ROHS3 Compliant
- Output Current per Channel :
- 80mA
- Number of Terminations :
- 24
- Max Supply Current :
- 1.3mA
- Min Supply Voltage :
- 2.7V
- Mount :
- Surface Mount
- Voltage - Supply (Min) :
- 2.7V
- Max Supply Voltage :
- 5.5V
- Width :
- 4mm
- JESD-609 Code :
- e3
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- LM27964SQ-I

LED Drivers National Semiconductor LM27964SQ-I Overview
The LM27964SQ-I, manufactured by National Semiconductor, is an advanced integrated circuit designed for driving LEDs with regulated current. This high-performance IC utilizes I2C communication, offering precise control over LED brightness and color. With its compact 24-WQFN package, it provides a versatile solution for various LED lighting applications.
LM27964SQ-I Features
- Regulated LED driver IC
- I2C communication interface
- Precise LED brightness control
- Compact 24-WQFN package
- High efficiency and reliability
- Wide operating temperature range
- Designed for automotive and industrial applications
LM27964SQ-I Applications
- Automotive LED lighting systems: The LM27964SQ-I is ideal for controlling the brightness and color of LEDs used in automotive interior and exterior lighting, enhancing visibility and safety on the road.
- Industrial lighting fixtures: With its regulated current output and precise control capabilities, this IC is suitable for industrial lighting applications, providing efficient and reliable illumination in factories, warehouses, and outdoor industrial environments.
- Smart home lighting: Integrated into smart home lighting systems, the LM27964SQ-I enables dynamic control of LED brightness and color temperature, offering users customizable lighting experiences for enhanced comfort and ambiance.
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