Advanced Analogic Technologies Incorporated

Electrical Equipment & Systems

Lighting Management Unit targets 2-camera mobile devices.

Driving up to 8 backlight LEDs at up to 30 mA each, AAT2862 utilizes 1 MHz trimode charge pump that automatically switches between 1, 1.5, and 2x modes to maximize operating efficiency. It includes 4 LDOs as well as 8 LED outputs programmable from 500 -µA up to 30 mA, 2 outputs which can be set up to 60 mA each. Operating from 2.7-5.5 V input voltage, unit includes automatic fade-in/out...

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Electrical Equipment & Systems

Lighting Management Unit targets 2-camera mobile devices.

Driving up to 8 backlight LEDs at up to 30 mA each, AAT2862 utilizes 1 MHz trimode charge pump that automatically switches between 1, 1.5, and 2x modes to maximize operating efficiency. It includes 4 LDOs as well as 8 LED outputs programmable from 500 Â-µA up to 30 mA, 2 outputs which can be set up to 60 mA each. Operating from 2.7-5.5 V input voltage, unit includes automatic fade-in/out...

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Electrical Equipment & Systems

Current-Limited Load Switch simplifies hot swap management.

Designed to protect peripheral ports from short-circuit and over-voltage events, Model AAT4614 combines reverse current blocking with programmable current limit capability and integrated fault flag. Operating across input range of 2.4-5.5 V, P-Channel MOSFET Power Switch features typical RDS On of 130 mW and can be used in both 3 and 5 V systems. When input drops below 2.4 V, under-voltage...

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Electrical Equipment & Systems

Current-Limited Load Switch simplifies hot swap management.

Designed to protect peripheral ports from short-circuit and over-voltage events, Model AAT4614 combines reverse current blocking with programmable current limit capability and integrated fault flag. Operating across input range of 2.4-5.5 V, P-Channel MOSFET Power Switch features typical RDS On of 130 mW and can be used in both 3 and 5 V systems. When input drops below 2.4 V, under-voltage...

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Electrical Equipment & Systems

Switching Charger IC targets mobile devices.

Housed in 3 x 3 mm TDFN package, Model AAT3620 operates across 4.3-6.0 V input range and performs charging using 1.5 MHz PWM converter. During constant current and most of constant voltage mode, device delivers up to 2 A. When current dips below 300 mA in CV mode, device automatically switches to low-noise linear mode minimizing noise, EMI, and RFI emission. Li-Ion charger also features...

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Electrical Equipment & Systems

Switching Charger IC targets mobile devices.

Housed in 3 x 3 mm TDFN package, Model AAT3620 operates across 4.3-6.0 V input range and performs charging using 1.5 MHz PWM converter. During constant current and most of constant voltage mode, device delivers up to 2 A. When current dips below 300 mA in CV mode, device automatically switches to low-noise linear mode minimizing noise, EMI, and RFI emission. Li-Ion charger also features...

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Electrical Equipment & Systems

Dual-Input Charger IC intelligently manages ADP, USB inputs.

Supplied in 16-pin, 3 x 4 mm TDFN package, AAT3691 regulates battery charge voltage and current for 4.2 V lithium-ion battery cells used in portable systems. Integrated over-voltage protection (OVP) up to 28 V offers response time under 1 -µsec, and IC supports inputs from AC adapters as well as USB ports across 3.0-6.75 V (typ) range. Charger intelligently assesses which input source offers...

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Electrical Equipment & Systems

Dual-Input Charger IC intelligently manages ADP, USB inputs.

Supplied in 16-pin, 3 x 4 mm TDFN package, AAT3691 regulates battery charge voltage and current for 4.2 V lithium-ion battery cells used in portable systems. Integrated over-voltage protection (OVP) up to 28 V offers response time under 1 Â-µsec, and IC supports inputs from AC adapters as well as USB ports across 3.0-6.75 V (typ) range. Charger intelligently assesses which input source offers...

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Electrical Equipment & Systems

Step-Down Controller maximizes 12 V adapter flexibility.

Single-output AAT1185, fabricated in Modular BCD process, offers high- and low-side pins to drive external N-Channel MOSFETs. Supporting fully synchronous and non-synchronous operation, device enables development of solutions for disparate applications. Input range is 6-24 V, output voltage is adjustable from 0.8-5.5 V, and output current ranges from less than 1 A to 10 A. Controller has 490 kHz...

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Electrical Equipment & Systems

Step-Down Controller maximizes 12 V adapter flexibility.

Single-output AAT1185, fabricated in Modular BCD process, offers high- and low-side pins to drive external N-Channel MOSFETs. Supporting fully synchronous and non-synchronous operation, device enables development of solutions for disparate applications. Input range is 6-24 V, output voltage is adjustable from 0.8-5.5 V, and output current ranges from less than 1 A to 10 A. Controller has 490 kHz...

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