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LTC3444EDD#TRPBF

Part No LTC3444EDD#TRPBF
Manufacturer Linear Technology
Catalog PMIC - Voltage Regulators - Special Purpose
Description IC DC/DC CONV WCDMA 8-DFN / Conv DC-DC 2.75V to 5.5V Synchronous Non-Inverting/Inverting/Step Up/Step Down Single-Out 0.5V to 5V 0.4A Micropower 8-Pin DFN EP T/R
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Categories Integrated Circuits (ICs)
Manufacturer Linear Technology
Packaging Reel package
Applications Converter, WCDMA Power Amplifier Applications
Voltage - Input 2.75 V ~ 5.5 V
Number of Outputs 1
Voltage - Output 0.5 V ~ 5 V
Operating Temperature Range -40°C ~ 85°C
Mounting SMD
Package 8-WFDFN Exposed Pad
Manufacturer Package 8-DFN (3x3)
Win Source Part Number 783362-LTC3444EDD#TRPBF
Popularity Medium
Supply and Demand Status Limited
Family Name LTC3444
Introduction Date November 10, 2005
ECCN EAR99
Country of Origin Malaysia
Halogen Free Compliant
Estimated EOL Date 2031
Ultra Librarian 3D Model Ultra Librarian LTC3444EDD#TRPBF CAD Model

Description

Overview of LTC3444EDD#TRPBF

The LTC3444EDD#TRPBF is a high-efficiency, fixed-frequency, synchronous buck regulator from Linear Technology, designed to deliver a continuous output current up to 600mA. This compact and versatile power solution is ideal for portable applications due to its small footprint and efficient power conversion.

Key Features

  • High Efficiency: The LTC3444EDD#TRPBF boasts an efficiency of up to 96%, ensuring minimal power loss during conversion and extending battery life in portable devices.
  • Wide Input Voltage Range: With an input voltage range of 2.5V to 5.5V, this regulator is suitable for single-cell Li-Ion, multi-cell alkaline, or NiMH applications, as well as fixed 3.3V or 5V systems.
  • Adjustable Output Voltage: The output voltage is adjustable from 0.8V to VIN, providing flexibility for various design requirements.
  • No Schottky Diode Required: The synchronous rectification design eliminates the need for an external Schottky diode, reducing both component count and system cost.
  • Stable with Ceramic Capacitors: The LTC3444EDD#TRPBF is stable with ceramic output capacitors, which are smaller, more reliable, and have lower ESR than tantalum capacitors.
  • Fixed Frequency Operation: Operating at a fixed frequency of 2.25MHz allows for the use of small surface-mount inductors and capacitors, saving board space and reducing noise susceptibility.
  • Thermal Protection: The device includes thermal shutdown protection to safeguard against overheating during high current operation or adverse thermal environments.

Applications

The LTC3444EDD#TRPBF is an excellent choice for a variety of applications, including:

  • Portable Medical Devices
  • Wireless Modems
  • Digital Cameras
  • PDAs and Handheld Computers
  • MP3 Players

Packaging and Reliability

The device is offered in a 10-lead (3mm x 3mm) DFN package, which is designed to meet the space-constrained requirements of modern electronic devices. The LTC3444EDD#TRPBF is also available in a tape and reel package, denoted by the #TRPBF suffix, which is suitable for automated, high-volume manufacturing processes. Linear Technology ensures high reliability and performance of the LTC3444EDD#TRPBF, making it a trusted power management solution for designers and engineers.

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Pricing & Ordering

Quantity Unit Price Ext. Price
21+ $2.3938 $50.2698
51+ $1.9642 $100.1742
79+ $1.9028 $150.3212
109+ $1.8414 $200.7126
141+ $1.7800 $250.9800
188+ $1.5959 $300.0292
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 5,500 pieces
MOQ: 21 pcs
Order Increment : 1 pcs
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