LM3503SQ-16
- Mfr.Part #
- LM3503SQ-16
- Manufacturer
- National Semiconductor
- Package / Case
- 16-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRV RGLTR PWM 16WQFN
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- National Semiconductor
- Product Category :
- LED Drivers
- Package / Case :
- 16-WFQFN Exposed Pad
- Max Output Voltage :
- 16V
- Applications :
- Backlight
- Base Part Number :
- LM3503
- Min Supply Voltage :
- 2.5V
- Terminal Pitch :
- 0.5mm
- Dimming :
- Analog, PWM
- Operating Temperature :
- -40°C~85°C TA
- Packaging :
- Tape and Reel (TR)
- Topology :
- Step-Up (Boost)
- ECCN Code :
- EAR99
- Internal Switch(s) :
- yes
- Radiation Hardening :
- No
- Type :
- DC DC Regulator
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Number of Pins :
- 16
- Termination :
- SMD/SMT
- Height Seated (Max) :
- 0.8mm
- Number of Terminations :
- 16
- REACH SVHC :
- No SVHC
- Width :
- 4mm
- Current - Output / Channel :
- 400mA Switch
- Number of Functions :
- 1
- Lead Free :
- Contains Lead
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Outputs :
- 2
- Peak Reflow Temperature (Cel) :
- 260
- Min Input Voltage :
- 2.5V
- Voltage - Output :
- 16V
- RoHS Status :
- Non-RoHS Compliant
- Mounting Type :
- Surface Mount
- Quiescent Current :
- 1.9mA
- Mount :
- Surface Mount
- Max Supply Voltage :
- 5.5V
- Pin Count :
- 16
- Max Input Voltage :
- 5.5V
- Terminal Position :
- QUAD
- Multiplexed Display Capability :
- No
- Switching Frequency :
- 1MHz
- Pbfree Code :
- No
- Output Current :
- 20mA
- Supply Voltage :
- 3.6V
- JESD-609 Code :
- e0
- Number of Segments :
- 10
- Power Supplies :
- 3/5V
- Datasheets
- LM3503SQ-16

LED Drivers National Semiconductor LM3503SQ-16 Overview
The LM3503SQ-16, manufactured by National Semiconductor, is an innovative integrated circuit designed to drive LED lighting systems with precision and efficiency. This advanced LED driver regulator utilizes pulse-width modulation (PWM) technology, ensuring optimal performance while minimizing power consumption. With its compact 16WQFN package, this IC offers a space-saving solution for various lighting applications.
Whether you're illuminating residential spaces, commercial buildings, or automotive interiors, the LM3503SQ-16 delivers consistent and reliable lighting control. Its versatility and reliability make it a preferred choice for lighting designers and manufacturers seeking high-quality LED driver solutions.
LM3503SQ-16 Features
- Integrated LED driver regulator
- Pulse-width modulation (PWM) technology
- Compact 16WQFN package
- Efficient power management
- Precision lighting control
- Wide range of input voltage
- Thermal shutdown protection
- Low standby current
LM3503SQ-16 Applications
- Portable Electronics: The LM3503SQ-16 is ideal for driving LED backlighting in smartphones, tablets, and handheld devices, providing vibrant and energy-efficient displays.
- Automotive Lighting: This IC is suitable for automotive interior lighting applications, ensuring consistent brightness and color temperature control for enhanced visibility and aesthetics.
- Commercial Lighting: From office spaces to retail environments, the LM3503SQ-16 offers precise lighting control for task lighting, accent lighting, and general illumination, enhancing productivity and ambiance.
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