Part Number
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A8435 |
Manufacturer
|
Allegro MicroSystems |
Description
|
High Efficiency Charge Pump White LED Driver |
Published
|
Apr 2, 2007 |
Detailed Description
|
com
A8435
High Efficiency Charge Pump White LED Driver
Features and Benefits
▪ ▪ ▪ ▪ ▪ Proprietary ada...
|
Datasheet
|
A8435
|
Overview
com
A8435
High Efficiency Charge Pump White LED Driver
Features and Benefits
▪ ▪ ▪ ▪ ▪ Proprietary adaptive control scheme (1×, 1.
5×) Maximum efficiency, over 92% 0.
5% LED current matching 1 MHz operating frequency Flexible dimming control: ▫ Serial 11-level dimming, down to 5% ▫ PWM ▫ 2-bit parallel Drives up to 4 white LEDs 30 mA per LED 120 mA total continuous output Low input ripple and EMI Soft-start limits inrush current Short circuit protection Overvoltage protection Thermal shutdown protection Space-saving MLP-16 package: 3 × 3 mm footprint Very thin 0.
75 mm nominal height package
Description
The A8435 high efficiency charge pump IC offers a simple, low-cost white ...
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