Advanced Analogic Technologies Incorporated

Electrical Equipment & Systems

Step-Down DC/DC Converter targets USB 3.0 peripherals.

Operating from 2.7-5.5 V input and providing 2.5 A output current, Model AAT2138 features integrated, ±10% precision current limit load switch designed to safely regulate power in USB peripherals. Single chip device includes PFM/PWM modes, external synch clock up to 3 MHz, switching frequency of 2.8 MHz, and adjustable output voltage and current limit. Housed in 3 x 3 mm, 14-pin TDFN...

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Electrical Equipment & Systems

Ultra-High Precision Current Limit ICs feature low RDS(ON), .

P-channel MOSFET power switches of AAT4616 SmartSwitch(TM) series offer precision-current-limit capability as tight as ±5% or 10%, allowing products such as HDTVs, STBs, and tablet computers to maximize power usage from USB or other supply rails and buses. Designed for high side load switching applications, products offer 2.4-5.5 V input range, 130 mW typ RDS(ON), programmable over-current...

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Construction Equipment and Supplies

White LED Driver features automatic phase shifting.

Suited for LCD backlighting in tablet computers, Model AAT1451 drives up to 4 LED strings at up to 93% efficiency. Device uses 32 kHz PWM operating frequency to ensure silent operation and has switching frequency of 600 kHz to 1 MHz. To ensure accurate backlight color temperature and uniform brightness, driver has 4 current sinks that are programmable up to 30 mA per string at ±2% accuracy...

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Electrical Equipment & Systems

Lighting Management Unit extends smartphone battery life.

Housed in 3.1 x 2.6 mm package, Model AAT2870 provides automatic sensor bias, calibration, and control of analog ambient light sensors and photodiodes. Tri-mode negative charge pump is capable of independent current control of 8 white LEDs up to 27.9 mA. Device also drives 4 I2C programmable LDO outputs at up to 300 mA, which provide power to camera modules. Automation of all backlight functions,...

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Construction Equipment and Supplies

Step-Up LED Backlight Drivers target handheld devices.

Capable of driving 10 LEDS in single string, Series AAT14XX offers filtered pulse-width modulation dimming to eliminate interference with radios in cell phones and other handheld devices. Integrated current sink provides flexibility in adjusting LED current from 10-31 mA, regardless of number of series LEDs, while enabling 88% efficiency. Housed in 1.15 x 1.55 WLCSP, single-channel devices...

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Construction Equipment and Supplies

LED Backlight Drivers conserve power in handheld devices.

Equipped with 2 linear LDO voltage regulators, AAT2868 and AAT2869 are 1x/1.5x dual-mode, charge pump-based, white LED backlight drivers that offer content adaptive brightness control (CABC) or dynamic backlight control (DBC) for reduced power consumption. While AAT2868 provides PWM dimming input for external brightness and fading control, AAT2869 incorporates AS2C-based, auto-dimming and fade...

Read More »
Construction Equipment and Supplies

Multi-String Backlight LED Drivers optimize screen display.

Offering boost converters and precision current sinks that support up to 88 LEDs at 360 mA total LED current, models AAT1409/7/5 drive high-brightness LEDs and ensure uniformity across display by controlling backlight intensity. Each is designed for driving white LED (WLED) edge backlighting for 10-22 in. LCD panels and offers up to 92% efficiency over 4.5-26.0 V input range. Available in 8-, 6-,...

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Construction Equipment and Supplies

DC-DC Converter powers and backlights 5-10 in. LCD displays.

Housed in 4 x 4 mm TQFN package, Model AAT2822 combines triple-output DC/DC converter, 28 V WLED backlight driver, and VCOM buffer, providing regulated voltages required by active-matrix TFT LCDs. Backlight driver supports serial and parallel configured LED strings and delivers up to 260 mA of continuous current. Equipped with built-in supply sequencing and fault detection to prevent damage to...

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Construction Equipment and Supplies

Fade-in/Fade-Out, 4-Channel Backlight Driver employs 2 LDOs.

Able to drive 4 white LEDs at 124 mA total from 2.7-5.5 V input, AAT2869 constant-frequency (0.9 MHz) charge pump DC/DC converter uses dual-mode load switch (1x) and fractional (1.5x) conversion to maximize efficiency. External parts consist of two 1 Â-µF flying capacitors and two 1 µF capacitors at IN and OUTCP. Along with fade-in/fade-out feature for backlight turn-on/-off, IC...

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Construction Equipment and Supplies

White LED Backlight Driver integrates direct PWM dimming.

Capable of driving 4 LED strings or up to 44 LEDs at 120 mA total LED current, AAT1405 is optimized for notebook PCs, monitors, and portable TVs. PWM frequency of 100 kHz ensures silent operation, and soft-start minimizes inrush current. Operating from -40 to +85°C, IC has 4.5-26 Vdc input range and exhibits up to 92% efficiency. Other features include boost converter and up to 4 LED...

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Electrical Equipment & Systems

Step-Down DC/DC Converter targets USB 3.0 peripherals.

Operating from 2.7-5.5 V input and providing 2.5 A output current, Model AAT2138 features integrated, ±10% precision current limit load switch designed to safely regulate power in USB peripherals. Single chip device includes PFM/PWM modes, external synch clock up to 3 MHz, switching frequency of 2.8 MHz, and adjustable output voltage and current limit. Housed in 3 x 3 mm, 14-pin TDFN...

Read More »
Electrical Equipment & Systems

Ultra-High Precision Current Limit ICs feature low RDS(ON), .

P-channel MOSFET power switches of AAT4616 SmartSwitch(TM) series offer precision-current-limit capability as tight as ±5% or 10%, allowing products such as HDTVs, STBs, and tablet computers to maximize power usage from USB or other supply rails and buses. Designed for high side load switching applications, products offer 2.4-5.5 V input range, 130 mW typ RDS(ON), programmable over-current...

Read More »
Construction Equipment and Supplies

White LED Driver features automatic phase shifting.

Suited for LCD backlighting in tablet computers, Model AAT1451 drives up to 4 LED strings at up to 93% efficiency. Device uses 32 kHz PWM operating frequency to ensure silent operation and has switching frequency of 600 kHz to 1 MHz. To ensure accurate backlight color temperature and uniform brightness, driver has 4 current sinks that are programmable up to 30 mA per string at ±2% accuracy...

Read More »
Electrical Equipment & Systems

Lighting Management Unit extends smartphone battery life.

Housed in 3.1 x 2.6 mm package, Model AAT2870 provides automatic sensor bias, calibration, and control of analog ambient light sensors and photodiodes. Tri-mode negative charge pump is capable of independent current control of 8 white LEDs up to 27.9 mA. Device also drives 4 I2C programmable LDO outputs at up to 300 mA, which provide power to camera modules. Automation of all backlight functions,...

Read More »
Construction Equipment and Supplies

Step-Up LED Backlight Drivers target handheld devices.

Capable of driving 10 LEDS in single string, Series AAT14XX offers filtered pulse-width modulation dimming to eliminate interference with radios in cell phones and other handheld devices. Integrated current sink provides flexibility in adjusting LED current from 10-31 mA, regardless of number of series LEDs, while enabling 88% efficiency. Housed in 1.15 x 1.55 WLCSP, single-channel devices...

Read More »
Company News

AnalogicTech to Present at the Stifel Nicolaus 2011 Technology, Communications & Internet Conference

SANTA CLARA, Calif., Feb. 4, 2011 - Advanced Analogic Technologies, Inc. ( AnalogicTech" or the "Company") (Nasdaq: AATI), an analog semiconductor company focused on powering innovative solutions in consumer, industrial, and communications markets, today announced that Richard K. Williams, President, Chief Executive Officer and Chief Technical Officer, and Brian McDonald, VP of Finance and Chief...

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Company News

AnalogicTech to Present at the 13th Annual Needham Growth Stock Conference

SANTA CLARA, Calif., Jan. 6, 2011 - Advanced Analogic Technologies, Inc. ( AnalogicTech" or the "Company") (Nasdaq: AATI), an analog semiconductor company focused on powering innovative solutions in consumer, industrial, and communications markets, today announced that Richard K. Williams, President, Chief Executive Officer and Chief Technical Officer, and Brian McDonald, VP of Finance and Chief...

Read More »
Construction Equipment and Supplies

LED Backlight Drivers conserve power in handheld devices.

Equipped with 2 linear LDO voltage regulators, AAT2868 and AAT2869 are 1x/1.5x dual-mode, charge pump-based, white LED backlight drivers that offer content adaptive brightness control (CABC) or dynamic backlight control (DBC) for reduced power consumption. While AAT2868 provides PWM dimming input for external brightness and fading control, AAT2869 incorporates AS2C-based, auto-dimming and fade...

Read More »
Construction Equipment and Supplies

Multi-String Backlight LED Drivers optimize screen display.

Offering boost converters and precision current sinks that support up to 88 LEDs at 360 mA total LED current, models AAT1409/7/5 drive high-brightness LEDs and ensure uniformity across display by controlling backlight intensity. Each is designed for driving white LED (WLED) edge backlighting for 10-22 in. LCD panels and offers up to 92% efficiency over 4.5-26.0 V input range. Available in 8-, 6-,...

Read More »
Construction Equipment and Supplies

DC-DC Converter powers and backlights 5-10 in. LCD displays.

Housed in 4 x 4 mm TQFN package, Model AAT2822 combines triple-output DC/DC converter, 28 V WLED backlight driver, and VCOM buffer, providing regulated voltages required by active-matrix TFT LCDs. Backlight driver supports serial and parallel configured LED strings and delivers up to 260 mA of continuous current. Equipped with built-in supply sequencing and fault detection to prevent damage to...

Read More »

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