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LM3524DN

Part No LM3524DN
Manufacturer Texas Instruments
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description Regulating Pulse Width Modulator | IC REG CTRLR BUCK/BOOST 16DIP
Sample
Rohs State Need to verify
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Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Tube
Status Obsolete
Output Type Transistor Driver
Function Step-Up, Step-Down
Output Configuration Positive or Negative
Topology Buck, Boost
Output Phases 1
Supply Voltage 8V ~ 40V
Duty Cycle (Maximum) 49%
Clock Sync No
Control Features Current Limit, Enable, Frequency Control
Temperature Range - Operating 0°C ~ 125°C
Manufacturer Package 16-DIP
Supplier Device Package 16-PDIP
Family Part Number LM3524
Manufacturer Pack Quantity 25
MSL Level 1 (Unlimited)
Win Source Part Number 1198978-LM3524DN
Manufacturer Homepage www.ti.com
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian LM3524DN CAD Model

Description

The LM3524DN from Texas Instruments is a versatile and robust integrated circuit designed for use in switching power supplies and motor control systems. This regulating pulse width modulator (PWM) integrates all the functions required for the construction of a regulating power supply, inverter, or switching regulator on a single chip. It has been engineered to offer high performance, reliability, and ease of use.

Key Features

  • Dual PWM Output: The LM3524DN features two PWM outputs that are inversely correlated, making it ideal for push-pull and bridge configurations.
  • Adjustable Dead-Time Control: This function allows the user to set the dead time between the turn-off of one driver and the turn-on of the opposite driver, which is crucial for preventing transformer saturation and cross-conduction in power switches.
  • Wide Input Voltage Range: The device operates over a broad input voltage range to accommodate various applications, from simple power supplies to complex motor controls.
  • Internal Oscillator: The built-in oscillator is frequency programmable with single external components, providing flexibility in design.
  • Current Limiting: Integrated current limiting features protect against overcurrent conditions. It is also user-adjustable, offering tailored protection for your specific application.
  • Shutdown Capability: The LM3524DN includes a shutdown pin that allows the user to turn off the output drivers and put the chip into a low-power mode.

Applications

The LM3524DN is used in a variety of applications where efficient power control is needed. Its versatility makes it suitable for:

  • DC to DC Converters
  • Motor Control Circuits
  • Power Supplies for Computers and Industrial Equipment
  • UPS Systems
  • Inverters for Renewable Energy Sources

Quality and Reliability

As with all Texas Instruments products, the LM3524DN is manufactured to the highest quality standards, ensuring reliability and performance in the most demanding environments. Whether you're designing a new power supply or upgrading an existing system, the LM3524DN provides a cost-effective solution without compromising on quality.

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