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AAT3194 Datasheet (PDF) - Advanced Analogic Technologies

AAT3194 Datasheet PDF - Advanced Analogic Technologies
Part # AAT3194
Download  AAT3194 Download

File Size   312.1 Kbytes
Page   14 Pages
Manufacturer  ANALOGICTECH [Advanced Analogic Technologies]
Direct Link  http://www.analogictech.com
Logo ANALOGICTECH - Advanced Analogic Technologies
Description High Efficiency 1.5X Fractional Charge Pump For White LED Applications

AAT3194 Datasheet (PDF)

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AAT3194 Datasheet PDF - Advanced Analogic Technologies

Part # AAT3194
Download  AAT3194 Click to download

File Size   312.1 Kbytes
Page   14 Pages
Manufacturer  ANALOGICTECH [Advanced Analogic Technologies]
Direct Link  http://www.analogictech.com
Logo ANALOGICTECH - Advanced Analogic Technologies
Description High Efficiency 1.5X Fractional Charge Pump For White LED Applications

AAT3194 Datasheet (HTML) - Advanced Analogic Technologies

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AAT3194 Product details

General Description
The AAT3194 is a low noise, constant frequency charge pump DC/DC converters that use fractional (1.5X) conversion to increase efficiency in white LED applications. The devices can be used to produce current levels up to 20mA for each output from a 2.7V to 5.5V input. A low external parts count (two 1µF flying capacitors and two small bypass capacitors at IN and OUT) makes these devices ideally suited for small, battery-powered applications.

Features
• VIN Range: 2.7V to 5.5V
• 20mA Full-Scale Current
• Simple Serial Control (S2Cwire) Interface
    ▪ 32-Position Logarithmic Scale with Digital Control
• Low Noise Constant Frequency Operation
• 33% Less Input Current Than Doubler Charge Pump
• High Accuracy Brightness Matching
• Small Application Circuit
• Regulated Output Current
• Automatic Soft Start
• No Inductors
• 600kHz Switching Frequency
• IQ <1µA in Shutdown
• Temperature Range: -40°C to 85°C
• 12-Pin TSOPJW Package

Applications
• Programmable Current Source
• White LED Backlighting




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About Advanced Analogic Technologies


Advanced Analogic Technologies (AnalogicTech) is a semiconductor company that specializes in the design, development and manufacture of power manageAdvanced Analogic Technologies (AnalogicTech) is a semiconductor company that specializes in the design, development and manufacture of power management and high-performance analog integrated circuits (ICs).
The company's products are used in a wide range of applications including mobile devices, laptops, digital cameras, and other portable electronic devices.
AnalogicTech's portfolio includes DC-DC converters, LED drivers, battery management ICs, and other power management solutions. The company was acquired by Texas Instruments in 2013.ment and high-performance analog integrated circuits (ICs). The company's products are used in a wide range of applications including mobile devices, laptops, digital cameras, and other portable electronic devices. AnalogicTech's portfolio includes DC-DC converters, LED drivers, battery management ICs, and other power management solutions. The company was acquired by Texas Instruments in 2013.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.




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