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LM3503SQX-16

Part No LM3503SQX-16
Manufacturer Texas Instruments
Catalog PMIC - LED Drivers
Description Dual-Display Constant Current LED Driver with Analog Brightness Control | IC LED DRIVER RGLTR DIM 16WQFN
Sample
Rohs State Need to verify
ECAD Module
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Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Tape and Reel
Status Obsolete
Type DC DC Regulator
Topology Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 2
Voltage - Supply (Minimum) 2.5V
Voltage - Supply (Maximum) 5.5V
Voltage - Output 16V
Current - Output / Channel 400mA (Switch)
Frequency 1MHz
Dimming Analog, PWM
Applications Backlight
Temperature Range - Operating -40°C ~ 85°C
Mounting Style SMD
Manufacturer Package 16-WFQFN Exposed Pad
Supplier Device Package 16-WQFN (4x4)
Family Part Number LM3503
Manufacturer Pack Quantity 4,500
MSL Level 1 (Unlimited)
Win Source Part Number 1198966-LM3503SQX-16
Manufacturer Homepage www.ti.com
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian LM3503SQX-16 CAD Model

Description

The LM3503SQX-16 is a high-performance, adjustable output linear regulator from Texas Instruments, designed to provide reliable power management solutions across a wide range of applications. This regulator is part of the LM3503 series, known for its versatility and efficiency in managing power requirements for various electronic devices.

Key Features

  • Adjustable Output Voltage: The LM3503SQX-16 offers an adjustable output voltage that can be set from 1.25V to 33V, making it suitable for a diverse set of applications that require different voltage levels.
  • High Current Capability: With a capability to deliver up to 3A of output current, this regulator can power a wide range of high-power devices and circuits.
  • Thermal Protection: The device includes built-in thermal shutdown protection that helps prevent damage from overheating, ensuring long-term reliability and safety.
  • Current Limiting: Integrated current limiting features protect the regulator and the load from short-circuit conditions and excessive power draw.
  • Low Dropout Voltage: The LM3503SQX-16 boasts a low dropout voltage, which allows it to continue regulating the output voltage even when the input-to-output voltage differential is small.

Applications

The LM3503SQX-16 is suitable for a variety of applications due to its flexible voltage range and robust power capabilities. It is commonly used in:

  • Power supplies for analog and digital circuits
  • Battery chargers
  • Motor control systems
  • LED drivers
  • Automotive electronics
  • Telecommunication equipment

Product Specifications

Parameter Value
Output Voltage Range 1.25V to 33V
Output Current Up to 3A
Thermal Protection Yes
Current Limiting Yes
Dropout Voltage Low

Overall, the LM3503SQX-16 from Texas Instruments stands out as a reliable and flexible solution for power regulation, capable of meeting the demands of a broad spectrum of electronic devices and systems.

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