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TL3844D-8

Part No TL3844D-8
Manufacturer Texas Instruments
Catalog PMIC - AC DC Converters, Offline Switchers
Description IC REG CTRLR BST FLYBK PWM 8SOIC
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Tube/Rail
Status Active
Topology Boost, Flyback, Forward
Voltage - Start Up 16V
Supply Voltage - Operating 10 V to 30 V
Duty Cycle 97%
Frequency - Switching Up to 500kHz
Control Features Frequency Control
Temperature Range - Operating 0°C to 70°C (TA)
Case / Package 8-SOIC
Mounting Surface Mount
Win Source Part Number 1107727-TL3844D-8
Popularity Medium
Supply and Demand Status Sufficient
Ultra Librarian 3D Model Ultra Librarian TL3844D-8 CAD Model

Description

Texas Instruments TL3844D-8 PWM Controller

The TL3844D-8 from Texas Instruments is a versatile and robust Pulse Width Modulation (PWM) controller that's widely used in switch-mode power supplies. This integrated circuit is designed to provide cost-effective solutions for systems requiring precise voltage regulation and power efficiency.

Key Features:

  • Adjustable Switching Frequency: The TL3844D-8 allows users to set the switching frequency anywhere from 30 kHz to several hundred kHz, which provides flexibility in balancing efficiency and component size.
  • High Current Output Drive: Capable of delivering high current outputs, this controller can drive a variety of power transistors, making it suitable for a wide range of applications.
  • Internal Error Amplifier: The inclusion of an error amplifier contributes to the ease of loop compensation and simplifies the feedback network design.
  • Low Start-Up and Operating Current: The device's low start-up current minimizes power loss during the initial power-up phase, while the low operating current contributes to overall energy efficiency.

Applications:

The TL3844D-8 is ideal for a variety of applications, including:

  • DC/DC Converters
  • Off-line Power Supplies
  • AC/DC Adapters for Consumer Electronics
  • LED Lighting Drivers

Technical Specifications:

Parameter Value
Output Drive Capability 200mA
Operating Temperature Range -40°C to 85°C
Supply Voltage 4.5V to 40V

With its high level of integration and performance, the TL3844D-8 from Texas Instruments stands out as a top choice for designers looking to optimize their power supply designs for efficiency and reliability.

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